Appendix A: Sediment Cores

Appendix A: Sediment Cres Appendix A: Sediment Gres Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 j [Subject]

Sediment Characteristics:,\i, Descript Fe sand, n dur, n anxic layer, evenly mixed CM Fe sand, n dur, n anxic layer, evenly mixed 3-^ iediment Cres -td Survey f Benthic Eclgy and Sediments arund the cean utfall 24 i

"Xiu ill" 2«Fe sand, n dur, n anxic layer, evenly mixed 9^ Fe sand, shell fragments, n dur, n anxic layer, evenly mixed i Fe sand, n dur, n anxic layer, well srted - /) Appendix A Sediment Cres Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 [Subject]

an - 9. Fe sand with sme shell debris, n dur, n anxic layer, evenly mixed ^ > 8/S/li, Carser sand, shell fragments, n dur, dark layers fm li nt~r Fe sand, n dur, n anxic layer, evenly mixed fm fm Appendix A; Sediment Bffa Miskell Ltd Sur ithic Eclgy ediments arund the '

3>*te-. Z/S/TL Fe sand, n dur, n anxic layer, evenly mixed /) \l/5/\u «3 Fe sand, shell hash, n dur, n anxic layer, evenly mixed Appendix A: Sediment Cres Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 [Subject]

Appendix B: Bilgical Data Appendix B: Bilgical Data Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arunc the cean utfall, 24 j [Subject]

manu Beach cre samples, cllected 7 Vlay 24. Client Ref A446-2 Diffuser A -2 Diffuser B -2 Diffuser C -2 A -2 B -2 C 2N-2 A 2N-2 B General Grup Taxa Cmmn Name B B B Hydra Hydrmedusae Hydrid and jellyfish larvae Antha Edwardsia sp. B u rr wi ng anemne Nemertea Nemertea Prbscis wrms Gastrpda Gastrpda (micr Snails) Unidentified gastrpd Gastrpda Amalda mucrnata live Shell Gastrpda Austrfusus glans Kbbed whelk Gastrpda Neguraleus sp. Whelk Bivalvia Dsia anus Carse biscuit shell Bivalvia Dsia subrsea Fe biscuit shell Bivalvia Myadra antipdum Bx shell Bivalvia Myllitella vivens vivens Small bivalve Bivalvia Nucula nitidula Nut shell Bivalvia Sletella sp. Glden sunset shell Bivalvia Tawera spissa (Juveniles) <lmm Mrng Star 6 7 2 ligchaeta ligchaeta ligchaete wrms Plychaeta rbiidae rbia papillsa Plychaete wrm Plychaeta rbiidae Sclpls cyldrifer Plychaete wrm Plychaeta Paranidae Paranidae Plychaete wrm Plychaeta Paranidae Aricidea sp. Plychaete wrm Plychaeta Spidae Prspi sp. Plychaete wrm Plychaeta Spidae Prspi yuriel Plychaete wrm Plychaeta Spidae Spiphanes mdestus Plychaete wrm 5 Plychaeta Magelnidae Magelna daki Plychaete wrm Plychaeta Capitellidae Hetermastus filifrmis Plychaete wrm Plychaeta Maldanidae Maldanidae Bamb Wrms Plychaeta pheliidae Armandia maculata Plychaete wrm Plychaeta pheliidae Travisia lens Plychaete wrm Plychaeta Sigalidae Sigalidae Plychaete wrm Plychaeta Hesidae Hesidae Plychaete Wrm Plychaeta Syllidae Syllidae Plychaete wrm Plychaeta Syllidae Sphaersyliis sp. Plychaete wrm Plychaeta Glyceridae Giyceridae Plychaete wrm Plychaeta Gniadidae Gniada sp. Plychaete wrm Plychaeta Nephtyidae Aglaphamus sp. Plychaete wrm Plychaeta nuphidae nuphis aucklandensis Plychaete wrm Plychaeta Lumbreridae Lumbreridae Plychaete wrm Plychaeta Ampharetidae Ampharetidae Plychaete wrm Plychaeta Cirratuildae Cirratuildae Plychaete wrm Plychaeta Terebellidae Terebellidae Plychaete wrm Plychaeta Sabellidae Euchne pallida Fan wrm Crustacea Nebalia sp. Small Crustacea Mysidacea Mysidae Misid shrimp Cumacea Cumacea Cumaceans 24 spda Anthuridea spd spda Munna schauslandii spd Amphlpda Haustridae Amphipd (family) 2 5 2 8 Amphlpda Lysianassidae Amphipd (family)

-2 Diffuser A -2 Diffuser B -2 Diffuser C -2 A -2 B -2 C 2N-2 A 2N-2 B General Grup Taxa Cmmn Name B B B Amphlpda edicertidae Amphipd (family) Amphlpda Phxcephalidae Amphipd (family) Amphlpda Amphlpda Unid. Amphipd Decapda Paguridae Hermit Crab Unid. Decapda Betaeus sp. Shrimp Decapda Halicarcus sp. Pill-bx Crab Decapda gyrides sp Shrimp (lng eyes) Decapda Pntphilus sp. Shrimp Decapda Decapda (larvae Unid.) Unidentified Crab Larvae stracda Diasterpe grisea stracd stracda Leurleberis ealandica stracd (Large) stracda Nenesidea stracd stracda Parasterpe quadrata stracd stracda Prpntcypris sp. stracd Cpepda Cpepda Cpepds Pycngnida Pycngnidae Sea spiders Phrnida Phrnus sp. Hrseshe wrms Echidea Echcardium spat Heart Urch phiuridea phiuridea Brittle stars Hlthuridea Trchdta dendyi Sea cucumber Chaetgnatha Chaetgnatha Arrw Wrm Tunicata Salpasp. Barrel salp Cephalcrdata Epignichthys hectri Lancelet Cunt: N f ndividuals 38 8 6 79 63 44 63 67 Cunt: N f Taxa 6 2 3 9 5 8 6 SW_Diversity 2.4934.2338 2.4579.28.3936.857 2.3495 2.377 SW Evenness.8993.634.873.4339.4733.365.829.8359

2N-2 C 2S-2 A 25-2 B 2S-2 C ln-2 A ln-2 B ln-2 C ls-2 A 5-2 B General Grup Taxa Cmmn Name B B B Hydra Hydrmedusae Hydrid and jellyfish larvae Antha Edwardsia sp. Burrwg anemne Nemertea Nemertea Prbscis wrms Gastrpda Gastrpda (micr Snails) Unidentified gastrpd Gastrpda Amalda mucrnata live Shell Gastrpda Austrfusus glans Kbbed whelk Gastrpda Neguraleus sp. Whelk Bivalvia Dsia anus Carse biscuit shell Bivalvia Dsia subrsea Fe biscuit shell Bivalvia Myadra antipdum Bx shell Bivalvia Myllitella vivens vivens Small bivalve Bivalvia Nucula nitidula Nutshell Bivalvia Sletella sp. Glden sunset shell Bivalvia Tawera spissa (Juveniles) <lmm Mrng Star ligchaeta ligchaeta ligchaete wrms Plychaeta rbiidae rbia papillsa Plychaete wrm Plychaeta rbiidae Sclpls cyldrifer Plychaete wrm Plychaeta Paranidae Paranidae Plychaete wrm Plychaeta Paranidae Aricidea sp. Plychaete wrm Plychaeta Spidae Prspi sp. Plychaete wrm Plychaeta Spidae Prspi yuriel Plychaete wrm Plychaeta Spidae Spiphanes mdestus Plychaete wrm 3 Plychaeta Magelnidae Magelna daki Plychaete wrm Plychaeta Capitellidae Hetermastus filifrmis Plychaete wrm Plychaeta Maldanidae Maldanidae Bamb Wrms Plychaeta pheliidae Armandia maculata Plychaete wrm Plychaeta pheliidae Travisia lens Plychaete wrm Plychaeta Sigalidae Sigalidae Plychaete wrm Plychaeta Hesidae Hesidae Plychaete Wrm Plychaeta Syllidae Syllidae Plychaete wrm Plychaeta Syllidae Sphaersyliis sp. Plychaete wrm Plychaeta Glyceridae Glyceridae Plychaete wrm Plychaeta Gniadidae Gniada sp. Plychaete wrm Plychaeta Nephtyidae Aglaphamus sp. Plychaete wrm Plychaeta nuphidae nuphis aucklandensis Plychaete wrm Plychaeta Lumbreridae Lumbreridae Plychaete wrm Plychaeta Ampharetidae Ampharetidae Plychaete wrm Plychaeta Cirratuildae Cirratuildae Plychaete wrm Plychaeta Terebellidae Terebellidae Plychaete wrm Plychaeta Sabellidae Euchne pallida Fan wrm Crustacea Nebalia sp. Small Crustacea Mysidacea Mysidae Misid shrimp Cumacea Cumacea Cumaceans spda Anthuridea spd spda Munna schauslandii spd Amphlpda Haustridae Amphipd (family) 26 8 2 33 3 5 Amphlpda Lysianassidae Amphipd (family)

General Grup Amphlpda Amphipda Amphlpda Decapda Decapda Decapda Decapda Decapda Decapda 2N-2 C 2S-2 A 2S-2 B 25-2 C ln-2 A ln-2 B ln-2 C ls-2 A 5-2 B Taxa Cmmn Name B B edicertidae Amphipd (family) Phxcephalidae Amphipd (family) Amphipda Unid. Amphipd Paguridae Hermit Crab Unid. Betaeus sp. Shrimp Halicarcus sp. Pill-bx Crab gyrides sp Shrimp (lng eyes) Pntphilus sp. Shrimp Decapda (larvae Unid.) Unidentified Crab Larvae stracda Diasterpe grisea stracd stracda Leurleberis ealandica stracd (Large) stracda Nenesidea stracd stracda Parasterpe quadrata stracd stracda Prpntcypris sp. stracd Cpepda Cpepda Cpepds Pycngnida Pycngnidae Sea spiders Phrnida Phrnus sp. Hrseshe wrms Echidea Echcardium spat Heart Urch phiuridea phiuridea Brittle stars Hlthuridea Trchdta dendyi Sea cucumber Chaetgnatha Chaetgnatha Arrw Wrm Tunicata Salpa sp. Barrel salp Cephalcrdata Epignichthys hectri Lancelet Cunt: N f ndividuals 6 58 56 38 74 7 47 55 9 Cunt: N f Taxa 7 6 6 2 8 9 8 7 SW_Diversity 2.68 2.2625 2.362 2.899 2.743 2.822 2.4384 2.5558 2.262 SW Evenness.7652.86.7344.84.777.74.8436.92.9426 B

5-2 C ln-2 A ln-2 B ln-2 C 5-2 A 5-2 B S-2C 2N-2 / 2N-2 E 2N-2 C General Grup Taxa Cmmn Name B B B Hydra Hydrmedusae Hydrid and jellyfish larvae Antha Edwardsia sp. Burrwg anemne Nemertea Nemertea Prbscis wrms Gastrpda Gastrpda (micr Snails) Unidentified gastrpd Gastrpda Amalda mucrnata live Shell Gastrpda Austrfusus glans Kbbed whelk Gastrpda Neguraleus sp. Whelk Bivalvia Dsia anus Carse biscuit shel Bivalvia Dsia subrsea Fe biscuit shell Bivalvia Myadra antipdum Bx shell Bivalvia Myllitella vivens vivens Small bivalve 2 Bivalvia Nucula nitidula Nut shell Bivalvia Sletella sp. Glden sunset shell Bivalvia Tawera spissa (Juveniles) <lmm Mrng Star ligchaeta ligchaeta ligchaete wrms Plychaeta rbiidae rbia papillsa Plychaete wrm Plychaeta rbiidae Sclpls cyldrifer Plychaete wrm Plychaeta Paranidae Paranidae Plychaete wrm Plychaeta Paranidae Aricidea sp. Plychaete wrm Plychaeta Spidae Prspi sp. Plychaete wrm Plychaeta Spidae Prspi yuriel Plychaete wrm Plychaeta Spidae Spiphanes mdestus Plychaete wrm Plychaeta Magelnidae Magelna daki Plychaete wrm Plychaeta Capitellidae Hetermastus filifrmis Plychaete wrm Plychaeta Maldanidae Maldanidae Bamb Wrms Plychaeta pheliidae Armandia maculata Plychaete wrm Plychaeta pheliidae Travisia lens Plychaete wrm Plychaeta Sigalidae Sigalidae Plychaete wrm Plychaeta Hesidae Hesidae Plychaete Wrm Plychaeta Syllidae Syllidae Plychaete wrm Plychaeta Syllidae Sphaersyliis sp. Plychaete wrm Plychaeta Glyceridae Glyceridae Plychaete wrm Plychaeta Gniadidae Gniada sp. Plychaete wrm Plychaeta Nephtyidae Aglaphamus sp. Plychaete wrm Plychaeta nuphidae nuphis aucklandensis Plychaete wrm Plychaeta Lumbreridae Lumbreridae Plychaete wrm Plychaeta Ampharetidae Ampharetidae Plychaete wrm Plychaeta Cirratuildae Cirratulidae Plychaete wrm Plychaeta Terebellidae Terebellidae Plychaete wrm Plychaeta Sabellidae Euchne pallida Fan wrm Crustacea Nebalia sp. Small Crustacea Mysidacea Mysidae Misid shrimp Cumacea Cumacea Cumaceans spda Anthuridea spd spda Munna schauslandii spd Amphipda Haustridae Amphipd (family) 2 3 Amphipda Lysianassidae Amphipd (family)

General Grup Amphipda Amphipda Amphipda Decapda 5-2 C ln-2 A ln-2 B ln-2 C 5-2 A 5-2 B S-2C 2N-2 ; 2N-2 E 2N-2 C Taxa Cmmn Name B B edicertidae Amphipd (family) Phxcephalidae Amphipd (family) Amphipda Unid. Amphipd Paguridae Hermit Crab Unid. Decapda Betaeus sp. Shrimp Decapda Halicarcus sp. Pill-bx Crab Decapda gyrides sp Shrimp (lng eyes) Decapda Pntphilus sp. Shrimp Decapda Decapda (larvae Unid.) Unidentified Crab Larvae stracda Diasterpe grisea stracd stracda Leurleberis ealandica stracd (Large) stracda Nenesidea stracd stracda Parasterpe quadrata stracd stracda Prpntcypris sp. stracd Cpepda Cpepda Cpepds Pycngnida Pycngnidae Sea spiders Phrnida Phrnus sp. Hrseshe wrms Echidea Echcardium spat Heart Urch phiuridea phiuridea Brittle stars Hlthuridea Trchdta dendyi Sea cucumber Chaetgnatha Chaetgnatha Arrw Wrm Tunicata Salpa sp. Barrel salp Cephalcrdata Epignichthys hectri Lancelet Cunt: N f ndividuals 29 48 48 65 58 26 27 4 63 3 Cunt: N f Taxa 3 8 5 8 9 2 6 6 2 7 SW_Diversity 2.346 2.5245 2.35 2.6245 2.682 2.2886 2.587 2.377 2.6586 2.3874 SW Evenness.946.8734.7768.98.99.92.933.8359.8874.8426 B

25-2 A 2S-2 e 25-2 C General Grup Taxa Cmmn Name B Hydra Hydrmedusae Hydrid and jellyfish larvae Antha Edwardsia sp. Burrwg anemne Nemertea Nemertea Prbscis wrms Gastrpda Gastrpda (micr Snails) Unidentified gastrpd Gastrpda Amalda mucrnata live Shell Gastrpda Austrfusus glans Kbbed whelk Gastrpda Neguraleus sp. Whelk Bivalvia Dsia anus Carse biscuit shell Bivalvia Dsia subrsea Fe biscuit shell Bivalvia Myadra antipdum Bx shell Bivalvia Myllitella vivens vivens Small bivalve Bivalvia Nucula nitidula Nut shell Bivalvia Sletella sp. Glden sunset shell Bivalvia Tawera spissa (Juvenies) <lmm Mrng Star ligchaeta ligchaeta ligchaete wrms Plychaeta rbiidae rbia papillsa Plychaete wrm Plychaeta rbiidae Sclpls cyldrifer Plychaete wrm Plychaeta Paranidae Paranidae Plychaete wrm Plychaeta Paranidae Aricidea sp. Plychaete wrm Plychaeta Spidae Prspi sp. Plychaete wrm Plychaeta Spidae Prspi yuriel Plychaete wrm Plychaeta Spidae Spiphanes mdestus Plychaete wrm Plychaeta Magelnidae Magelna daki Plychaete wrm Plychaeta Capitellidae Hetermastus filifrmis Plychaete wrm Plychaeta Maldanidae Maldanidae Bamb Wrms Plychaeta pheliidae Armandia maculata Plychaete wrm Plychaeta pheliidae Travisia lens Plychaete wrm Plychaeta Sigalidae Sigalidae Plychaete wrm Plychaeta Hesidae Hesidae Plychaete Wrm Plychaeta Syllidae Syllidae Plychaete wrm Plychaeta Syllidae Sphaersyliis sp. Plychaete wrm Plychaeta Glyceridae Glyceridae Plychaete wrm Plychaeta Gniadidae Gniada sp. Plychaete wrm Plychaeta Nephtyidae Aglaphamus sp. Plychaete wrm Plychaeta nuphidae nuphis aucklandensis Plychaete wrm Plychaeta Lumbreridae Lumbreridae Plychaete wrm Plychaeta Ampharetidae Ampharetidae Plychaete wrm Plychaeta Cirratulidae Cirratulidae Plychaete wrm Plychaeta Terebellidae Terebellidae Plychaete wrm Plychaeta Sabellidae Euchne pallida Fan wrm Crustacea Nebalia sp. Small Crustacea Mysidacea Mysidae Misid shrimp Cumacea Cumacea Cumaceans spda Anthuridea spd spda Munna schauslandii spd Amphipda Haustridae Amphipd (family) Amphipda Lysianassidae Amphipd (family)

General Grup Taxa Cmmn Name B Amphipda edicertidae Amphipd (family) Amphipda Phxcephalidae Amphipd (family) Amphipda Amphipda Unid. Amphipd Decapda Paguridae Hermit Crab Unid. Decapda Betaeussp. Shrimp Decapda Halicarcus sp. Pill-bx Crab Decapda gyrides sp Shrimp (lng eyes) Decapda Pntphilus sp. Shrimp Decapda Decapda (larvae Unid.) Unidentified Crab Larvae stracda Diasterpe grisea stracd stracda Leurleberis ealandica stracd (Large) stracda Nenesidea stracd stracda Parasterpe quadrata stracd stracda Prpntcypris sp. stracd Cpepda Cpepda Cpepds 25-2 A 25-2 B 25-2 C Pycngnida Pycngnidae Sea spiders Phrnida Phrnus sp. Hrseshe wrms Echidea Echcardium spat Heart Urch phiuridea phiuridea Brittle stars Hlthuridea Trchdta dendyi Sea cucumber Chaetgnatha Chaetgnatha Arrw Wrm Tunicata Salpa sp. Barrel salp Cephalcrdata Epignichthys hectri Lancelet Cunt: N f ndividuals 26 36 3 Cunt: N f Taxa 7 SW_Diversity 2.95 2.544 2.98 SW Evenness.954.8875.985

Bffa Viskell. Sharn De Luca Macrfauna dentificat and Cunts fr manu Beach >5mm samples, cllected 7 May 24. Client Ref T436 General Grup Taxa Cmmn Name < m 3 6 < t fm U CM (N C (N «M fm < M fm CQ (M NS N sample supplied Empty Empty Empty Empty Empty Empty Antha Edwardsia sp. Burrwg anemne Antha Arachnanthus sp. Tube anemne Nemertea Nemertea Prbscis wrms Gastrpda Amalda depressa live Shell Gastrpda Amalda australis live Shell Gastrpda Zethalia eiandica Sundial shell 37 Gastrpda Austrfusus glans Kbbed whelk Gastrpda Struthilaria papulsa strich ft Gastrpda Dicathais rbita (Juvenile) White rck shell Gastrpda Cmella adspersa Speckled whelk Gastrpda Neguraleus sp. Spired shell Gastrpda Zeaclpus sp. Turret shell pisthbranchia pisthbranchia Unid. Slugs Mare Bivalva Mactra discrs Large trugh shell Bivalvia Dsia anus Carse biscuit shell Bivalvia Dsia subrsea Fe biscuit shell Bivalvia Sletella nitida Glden sunset shell Bivalvia Myadra antipdum Bx shell Bivalvia Myadra striata Bx shell Bivalvia Pecten nvaeelandiae Scallp Bivalvia Tellta edgari Wedge shell Bivalvia Myllitella vivens vivens Small bivalve Plychaeta: rbiidae rbia papillsa Plychaete wrm Plychaeta: Spidae Prspi aucklandica Plychaete wrm Plychaeta: Spidae Spiphanes mdestus Plychaete wrm Plychaeta: Maldanidae Maldanidae Bamb Wrms Plychaeta: pheliidae Travisia lens Plychaete wrm Plychaeta: Sigalidae Sigalidae Plychaete wrm Plychaeta: Glyceridae Glyceridae Plychaete wrm Plychaeta: Nephtyidae Aglaphamus sp. Plychaete wrm Plychaeta: nuphidae nuphis aucklandensis Plychaete wrm Plychaeta: Lumbreridae Lumbreridae Plychaete wrm Plychaeta: Phylldcidae Phylldcidae Paddle wrm Plychaeta: Cirratulidae Cirratulidae Plychaete wrm Plychaeta: Terebellidae Terebellidae Plychaete wrm Plychaeta: Sabellidae Euchne pallida Fan wrm Plychaeta: Sabellariidae Sabellariidae Plychaete wrm Amphipda Ampelisca sp. Amphipd (large) Decapda Pntheres nvaeelandiae Mussel Pea Crab Decapda Paguridae Hermit Crab Unid. Decapda Nemmatcarcus huttni Pliceman Crab Decapda valipes catharus Cmmn Swimmg - Paddle Crab U t-l a (A t U t t C

General Grup Decapda Decapda Taxa gyrides sp Pariliacantha gergerum Cmmn Name Shrimp (lng eyes) Mantis shrimp Asteridea Fellaster elandiae Sand Dllar phiuridea phiuridea Brittle stars Hlthuridea Trchdta dendyi Sea cucumber < L L C U r-i CQ < CQ U a < CQ U rl fm < Hlthuridea Hetermlpadia marenelleri Sea cucumber Hlthuridea Paracauda chilensis Sea cucumber Phrnida Phrnus sp. Hrseshe wrms

General Grup Taxa Cmmn Name u Z a Q t u t tn CQ < CQ tn LD <: CQ u < CQ u t Q Antha NS N sample supplied Edwardsia sp. Burrwg anemne Antha Arachnanthus sp. Tube anemne Nemertea Nemertea Prbscis wrms Gastrpda Amalda depressa live Shell Gastrpda Amalda australis live Shell Gastrpda Zethalia eiandica Sundial shell Gastrpda Austrfusus glans Kbbed whelk Gastrpda Struthilaria papulsa strich ft Gastrpda Dicathais rbita (Juvenile) White rck shell Gastrpda Cmella adspersa Speckled whelk Gastrpda Neguraleus sp. Spired shell Gastrpda Zeaclpus sp. Turret shell pisthbranchia pisthbranchia Unid. Slugs Mare Bivalva Mactra discrs Large trugh shell Bivalvia Dsia anus Carse biscuit shell Bivalvia Dsia subrsea Fe biscuit shell Bivalvia Sletella nitida Glden sunset shell Bivalvia Myadra antipdum Bx shell Bivalvia Myadra striata Bx shell Bivalvia Pecten nvaeelandiae Scallp Bivalvia Tellta edgari Wedge shell Bivalvia Myllitella vivens vivens Small bivalve Plychaeta: rbiidae rbia papillsa Plychaete wrm Plychaeta: Spidae Prspi aucklandica Plychaete wrm Plychaeta: Spidae Spiphanes mdestus Plychaete wrm Plychaeta: Maldanidae Maldanidae Bamb Wrms Plychaeta: pheliidae Travisia lens Plychaete wrm Plychaeta: Sigalidae Sigalidae Plychaete wrm Plychaeta: Glyceridae Glyceridae Plychaete wrm Plychaeta: Nephtyidae Aglaphamus sp. Plychaete wrm Plychaeta: nuphidae nuphis aucklandensis Plychaete wrm Plychaeta: Lumbreridae Lumbreridae Plychaete wrm Plychaeta: Phylldcidae Phylldcidae Paddle wrm Plychaeta: Cirratulidae Cirratulidae Plychaete wrm Plychaeta: Terebellidae Terebellidae Plychaete wrm Plychaeta: Sabellidae Euchne pallida Fan wrm Plychaeta: Sabellariidae Sabellariidae Plychaete wrm Amphipda Ampelisca sp. Amphipd (large) Decapda Pntheres nvaeelandiae Mussel Pea Crab Decapda Paguridae Hermit Crab Unid. Decapda Nemmatcarcus huttni Pliceman Crab Decapda valipes catharus Cmmn Swimmg - Paddle Crab Empty Empty

General Grup Decapda Decapda Asteridea phiuridea Hlthuridea Hlthuridea Hlthuridea Phrnida Taxa gyrides sp Pariliacantha gergerum Fellaster elandiae phiuridea Trchdta dendyi Hetermlpadia marenelleri Paracauda chilensis Phrnus sp. Cmmn Name Shrimp (lng eyes) Mantis shrimp Sand Dllar Brittle stars Sea cucumber Sea cucumber Sea cucumber Hrseshe wrms u a < r i CQ fm t * ln-5 crssed ut n bttle and replaced by ls-5 BUT ternal label still ln-5 5-5 crssed ut n bttle and replaced by ln-5 BUT ternal label still 5-5 NB have recrded as if the NTERNAL label is crrect u l m t t m t < u Z < t t u t r Z

General Grup Taxa Cmmn Name NS N sample supplied Antha Edwardsia sp. Burrwg anemne Antha Arachnanthus sp. Tube anemne Nemertea Gastrpda Nemertea Amalda depressa Prbscis wrms live Shell Gastrpda Amalda australis live Shell Gastrpda Zethalia eiandica Sundial shell Gastrpda Austrfusus glans Kbbed whelk Gastrpda Struthilaria papulsa strich ft Gastrpda Dicathais rbita (Juvenile) White rck shell Gastrpda Cmella adspersa Speckled whelk Gastrpda Neguraleus sp. Spired shell Gastrpda Zeaclpus sp. Turret shell pisthbranchia pisthbranchia Unid. Slugs Mare Bivalva Mactra discrs Large trugh shell Bivalvia Dsia anus Carse biscuit shell Bivalvia Dsia subrsea Fe biscuit shell Bivalvia Sletella nitida Glden sunset shell Bivalvia Myadra antipdum Bx shell Bivalvia Myadra striata Bx shell Bivalvia Pecten nvaeelandiae Scallp Bivalvia Tellta edgari Wedge shell Bivalvia Myllitella vivens vivens Small bivalve Plychaeta: rbiidae rbia papillsa Plychaete wrm Plychaeta: Spidae Prspi aucklandica Plychaete wrm Plychaeta: Spidae Spiphanes mdestus Plychaete wrm Plychaeta: Maldanidae Maldanidae Bamb Wrms Plychaeta: pheliidae Travisia lens Plychaete wrm Plychaeta: Sigalidae Sigalidae Plychaete wrm Plychaeta: Glyceridae Glyceridae Plychaete wrm Plychaeta: Nephtyidae Aglaphamus sp. Plychaete wrm Plychaeta: nuphidae nuphis aucklandensis Plychaete wrm Plychaeta: Lumbreridae Lumbreridae Plychaete wrm Plychaeta: Phylldcidae Phylldcidae Paddle wrm Plychaeta: Cirratulidae Cirratulidae Plychaete wrm Plychaeta: Terebellidae Terebellidae Plychaete wrm Plychaeta: Sabellidae Euchne pallida Fan wrm Plychaeta: Sabellariidae Sabellariidae Plychaete wrm Amphipda Ampelisca sp. Amphipd (large) Decapda Pntheres nvaeelandiae Mussel Pea Crab Decapda Paguridae Hermit Crab Unid. Decapda Nemmatcarcus huttni Pliceman Crab Decapda valipes catharus Cmmn Swimmg - Paddle Crab CQ L Z l t L U m m t < CQ fm U Empty

General Grup Taxa Cmmn Name Decapda gyrides sp Shrimp (lng eyes) Decapda Pariliacantha gergerum Mantis shrimp Asteridea Fellaster elandiae Sand Dllar phiuridea phiuridea Brittle stars Hlthuridea Trchdta dendyi Sea cucumber Hlthuridea Hetermlpadia marenelleri Sea cucumber Hlthuridea Paracauda chilensis Sea cucumber Phrnida Phrnus sp. Hrseshe wrms L L m t CQ U t t < CQ U

Table 5: nfauna - cunts f all species by lcat Lcat -2-2 N S N 2N 2S ls- 2N- 2S- Ttal %f -2-2 -2 2-2 -2 2 2 ttal Haustridae 35 39 79 6 28 2 64 5 339 2.7% Tawera spissa 7.6% (Juveniles) 287 288 Alt; mm Spiphanes mdestus Hetermastus filifnmis Myllitella vivens vivens 8 6 4 2 3 24 4 7 3 7 9 2 4 23 2 89 6.3% 5.8% 5.4% Cumacea 28 4 85 5.2% Euchne pallida 2 4 83 5.% Amphipda Unid. 2 76 4.6% C'atulidae 5 3.% Phxcephalidae 4 44 2.7% Magelna daki 4 2.4% Syllidae 5 34 2.% Prspi yuriel 2 32 2.% Diasterpe grisea 26.6% Nebalia sp 22.3% Betaeus sp 22.3% Nemertea 4.9% Nenesidea 3 4.9% Prsgi^gj^ 3.8% Armandia maculata.6% Paranidae.6% Edwardsia sp.5% Maldanidae.5% g^ride^g^.5% phiuridea.5% Aglapha.4% Lumbreridae Prpntcypris sp..4%.4% Appendix B: Bilgical Data Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 [Subject]

Anthuridea Hesidae Myadra antipdum Aricidea sp..4%.3%.2%.2% Travisia lens.2% Sigalida^.2% Gniada sp.2% Mysidae.2%.2% Decapda (larvae Unid.).2% Phrnus sp..2% Amalda mucrnata.2% Glyceridae.2% edicertidae.2% Parasterpe.2% quadrata Cge d^.2% Austrfusus glans.% Neguraleus sp..% Dsia anus.% Dsia subrsea.% Sletella sp.% Lysianassidae.% Trchdta dendyi.% Hydrmedusae Gastrpda (micr Snails) Nucula nitidula ligchaeta rt)ia papillsa Sclpls.6%.6%.6%.6%.6%.6% cyldrifer Sphaersyliis sp. nuphis aucklandensis Ampharetidae.6%.6%.6% Appendix B: Bilgical Data Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 [Subject]

Terebellidae.6% Munna.6% schauslandii Halicarcus sp..6% Pntphilus sp..6% Leurleberis.6% ealandica Pycngnidae.6% Echcardium.6% spat Chaetgnatha.6% Salpa sp..6% Epignichthys hectri.6% Ttal 7 386 6 92 3 34 92 9 52 638 We next did Permanva t exame the species assemblage by Distance, Direct and Depth. We did this tw ways: first, we had just ne factr, lcat, and all the data. Lcat was a cmbat f distance, direct and depth, as defed the abve table 5. There were lcats, each with 3 subtidal cres. verall, there was a statistically significant difference by Lcat, pseud-f = 2.65, 9 and 2df, p =.. PERMANVA table f results Unique Surce df SS MS Pseud-F P(perm) perms L 9 2245 236.5 2.65. 9857 Res 2 854 92.7 Ttal 29 39299 Hwever, when we examed the pavise differences between lcats, nne were statistically significant (all p-values were >.9). This can nly be because f the small sample sies at each lcat. We next lked at a 3 factr mdel: Distance, Direct and Depth. All factrs were statistically significant. The nly teract that culd be examed was Distance x Direct, which was als significant. Appendix B: Bilgical Data Bffa Miskell Ltd j Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 [Subject]

PERMANVA table f results Unique Surce df SS MS Pseud-F P(perm) perms Dis 3 533. 7.8954.83 9885 Dir 35.6 35.6 3.385.24 9935 De 3935.8 3935.8 4.36.2 9947 DisxDir** 3 4549 56.3.6798.57 988 DisxDe** N test DirxDe** N test DisxDirxDe** N test Res 2 854 92.7 Ttal 29 39299 Nte that the ther teract terms culd nt be tested, because f empty cells (nt all cmbats had 3 samples). Hwever, aga, nne f the pawise differences were statistically significant, neither between difference distances with direct, nr between directs with distance (all p >.9). We next lked nly at the 2m data, s had 27 samples at 9 lcats. By lcat nly, the results were: PERMANVA table f results Unique Surce df SS MS Pseud-F P (perm) perms L 8 456 84.4 2.4.2 9862 Res 8 6297 95.37 Ttal 26 382 But, as abve, n pairwise differences were significant (all p >.9). The results by Distance and Direct were: PERMANVA table f results Unique Surce df SS MS Pseud-F P(perm) perms Dis 3 533. 7.8899.4 996 Dir 35.6 35.6 3.376.29 9924 DisxDir** 3 4549 56.3.6748.84 9887 Res 8 6297 95.37 Ttal 26 382 ** Term has ne r mre empty cells And, as abve there were n pairwise significant differences. The results fthe SMPER analysis by Lcat were (Table 6): Grup -2 Average similarity: 34.4 Species Av.Abund Av.Sim Sim/SD Cntrib% Cum.% Haustridae.84.55 4.4 3.65 3.65 Appendix B: Bilgical Data Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 [Subject]

Euchnepallida.27 6.54 7.98 9. 49. 65 Cumacea.8 2.4.58 5, 92 55.57 Betaeussp.77 2.4.58 5 92 6.49 Spiphanesmdestus.9 2..58 5 83 67.32 Myllitellavivensvivens.84.8.58 5 27 72.59 Magelnadaki.84.8.58 5, 27 77.85 Austrfususglans.67.52.58 4 43 82,28 Prspisp.73.52.58 4 43 86.7 Hetermastusfilifrmis.67.52.58 4 43 9.4 Grup -2 Average similarity: 56.3 Species Av.Abund Av.Sim Sim/SD TaweraspissaJuvenilesltlmm 3. 4.88 2.92 Nenesidea.44 7.22 8.57 AmphipdaUnid.3 6.28 8.8 Cumacea.53 6.7 8.57 Hetermastusfilifrmis. 5. 8.57 Maldanidae.4 5. 8.57 Parasterpeguadrata.67.92.58 Magelnadaki.67.65.58 Aglaphamussp.67.65.58 Paranidae.67.54.58 Cntrib% 26.55 2.89.2.84 9. 9. 3..43 2. 94 2., 94 2.,74 Cum. % 26.55 39.44 5. 65 6.49 7.6 79.72 83.5 86.9 89.3 9.77 Grup 2N -2 Average similarity: 59.97 Species Av.Abund Av.Sim Sim/SD Cntrib% Cum.% Haustridae 2.4 9.69 59.23 6.5 6.5 Magelnadaki.32 6.3 5.8.23 26.38 AmphipdaUnid.4 6.3 5.8.23 36.6 Myllitellavivensvivens.55 5.92 2.76 9.88 46.49 Euchnepallida.36 5.74 8.74 9.57 56.6 Spiphanesmdestus.38 5.56 3.37 9.27 65.33 Cirratulidae.28 5.3 4.97 8.84 74.7 Nebaliasp.9 2.9.58 3.49 77.65 Hetermastusfilifrmis.88 2.2.58 3.37 8.2 Prspiyuriel.84.83.58 3.5 84.7 Cumacea.84.82.58 3.4 87. Phxcephalidae.73.59.58 2.65 89.76 Prspisp.67.54.58 2.56 92.33 Grup ln - 2 Average similarity: 62.9 Species Haustridae Spiphanesmdestus Hetermastusfilifrmis AmphipdaUnid Euchnepallida Phxcephalidae Diasterpegrisea Prspiyuriel Nebaliasp Edwardsiasp Magelnadaki Av.Abund Av.Sim Sim/SD 2.24.45 35 3 36.7.23.6.6.79.84 38 3 89 9 96 76 75 48 48 73 73.57 42.32 4.7 4.73 5.33 9.48 2.27 4.7 4.7.58.58 Cntrib% 5.8 9,,7 9,,47 8.9 97 65 64 7.2 2 78 78 Cum.% 5. 8 24.78 34.25 42.44 5.4 58.6 65.7 72. 9 8. 82.88 85. 66 Appendix B: Bilgical Data Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 [Subject]

Hesidae.67.53.58 2.46 88.2 Myllitellavivensvivens.73.49.58 2.4 9.52 Grup ln - 2 Average similarity: 68.95 Species Haustridae Phxcephalidae Spiphanesmdestus Hetermastusfilifrmis Euchnepallida Cumacea Myllitellavivensvivens Cirratulidae Diasterpegrisea Magelnadaki gyridessp Av.Abund Av.Sim.88,32.46,57.5,55.5 22.39.9,66.3 27.27 23.7 4.6 76. 76 Sim/SD Cntrib% 3.2 2.7 7.52 9.53 9.84 9.5 9.5 9.2 2. 64 8.7 5.84 8.2 52 7. 64 5 7.59 2.64 7.3 5.84 6.9 5.84 6.9 Cum.% 2.7 2.6 3. 4.3 48.82 57.3 64. 67 72,26 79.57 86.48 93.38 Grup 2N - 2 Average similarity: 53.57 Species Haustridae Hetermastusfilifrmis Prspiyuriel Spiphanesmdestus Euchnepallida Myllitellavivensvivens Cumacea Phxcephalidae Syllidae Magelnadaki Lumbreridae AmphipdaUnid Glyceridae Av.Abund Av.Sim Sim/SD 7 43 3 7 7.29.6.92.67.83.67.77.67 59 54 4 4 4 85 85 82 79 53 53 53 53 3.98 2.62.54.54.87.62.62.58.58.58.58.58.58 Cntrib% Cum.% 4.7 4.7 2.2 26.37 9. 6 35.97 9. 6 45.57 9. 6 55.7 9. 6 64.22 9. 6 73,28 3, 39 76.67 3, 35 8,2 2, 86 82,88 2, 86 85.74 2. 86 88.6 2.85 9.45 Grup 2S - 2 Average similarity: 64.4 Species Haustridae Myllitellavivensvivens Spiphanesmdestus Euchnepallida AmphipdaUnid Cumacea Cirratulidae Diasterpegrisea Hetermastusfilifrmis Av.Abund Av.Sim Sim/SD Cntrib%.53 79.26 6.35 6 8.45.59 3. 63,94 4.48 2.32 36,85 9.7. 64 23 6 3.49.26 7 92 6,89 9.9 7 56 3.49 8.63 56 3.49 8. 63 73 9.58 2.96 Cum.% 6.35 29.46 4.78 52.42 52,68 7.87 8.5 89.4 92. Grup ls - 2 Average similarity: 54.25 Species Haustridae Myllitellavivensvivens Hetermastusfilifrmis Av.Abund Av.Sim Sim/SD Cntrib% Cum.%.5 8.93 7.6 6.46 6.46.38 7.63 6.99 4.7 3.52.3 7.6 8.52 4.3 44.56 Appendix B: Bilgical Data Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 [Subject]

Euchnepallida Spiphanesmdestus Magelnadaki AmphipdaUnid Cumacea Prspiyuriel 28 33 6 2,73,73.96,78,2,7,97,8 7.48 9. 6,56,58,58.58 2.83 2.5.44 5. 3.63 3.34 57.39 69.89 8.33 86.33 89.97 93.3 Grup ls - 2 Average similarity: 57.4 Species Cumacea Prpntcyprissp Hetermastusfilifrmis Paranidae Syllidae Lumbreridae Betaeussp Haustridae Euchnepallida AmphipdaUnid Cirratulidae Magelnadaki Av.Abund Av.Sim.44 5.9 5.33 2,2 8,2 48,6 48,4 5.48,2 4.9 32.96 32.84 9.67 6 Sim/SD 6. 7.2 4.66 6.8 7.2 7.2 2 58.58.58.58.58 Cntrib% 2.29.34.8.2 9.54 9.54 9 4 4 4 3 9 54 9 4 4 33 8 Cum. % 2.29 23.63 34.44 44.56 54. 63.64 73.8 77.37 8.42 85.46 88.79 9.59 Grup 25-2 Average similarity: 54.86 Species Hetermastusfilifrmis Syllidae Haustridae Cumacea Betaeussp Phxcephalidae Nemertea Euchnepallida Av.Abund Av.Sim Sim/SD Cntrib% 54.23 4 3.65 48 9.3,67 6.97 38 8.26,59 5.5.26 7.99,42 4.57.7,2, 3.5.84,8.58 5. 6.73,59.58 72.73,8.58 8 Cum.% 8.65 35.63 5.68 65.25 78.4 84. 88.73 92.53 Appendix B: Bilgical Data Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 j [Sul:ject]

Appendix C: Statistical Results AppBndix C; Statistical Results Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 j [Subject]

nfaunal Cres Permanva t exame the species assemblage by Distance, Direct and Depth. We did this tw ways: first, we had just ne factr, lcat, and all the data. Lcat was a cmbat f distance, direct and depth, as defed the abve table 5. There were lcats, each with 3 subtidal cres. verall, there was a statistically significant difference by Lcat, pseud-f = 2.65, 9 and 2df,p =.. PERMmVA table f results Unique Surce df SS MS Pseud-F P(perm) perms L 9 2245 236.5 2.65. 9857 Res 2 854 92.7 Ttal 29 39299 Hwever, when we examed the pawise differences between lcats, nne were statistically significant (all p-values were >.9). This can nly be because fthe small sample sies at each lcat. We next lked at a 3 factr mdel: Distance, Direct and Depth. All factrs were statistically significant. The nly teract that culd be examed was Distance x Direct, which was als significant. PERMANVA table f results Unique Surce df SS MS Pseud-F P (perm) perms Dis 3 533. 7.8954.83 3885 Dir 35.6 35.6 3.385.24 935 De 3935.8 3935.8 4.36.2 9947 DisxDir** 3 4549 56.3.6798.57 988 DisxDe** N test DirxDe** N test DisxDirxDe** N test Res 2 854 92.7 Ttal 29 39299 Nte that the ther teract terms culd nt be tested, because f empty cells (nt all cmbats had 3 samples). Hwever, aga, nne f the pawise differences were statistically significant, neither between difference distances with direct, nr between directs with distance (all p >.9). We next lked nly at the 2m data, s had 27 samples at 9 lcats. By lcat nly, the results were: Appendix G: Statistical Results Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 [Subject]

PERMANVA table f results Unique Surce df SS MS Pseud-F P(perm) perms L 8 456 84.4 Res 8 6297 95.37 2.4.2 9862 Ttal 26 382 But, as abve, n pavise differences were significant (all p >.9). The results by Distance and Direct were: PERMANVA table f results Surce Dis Dir DisxDir** Res Ttal df 3 3 8 26 SS 533. 35.6 35.6 4549 56.3 6297 95.37 382 MS Pseud-F 7.8899 3.376.6748 P (perm).4.29.84 Unique perms 996 9924 9887 Term has ne r mre empty cells And, as abve there were n pairwise significant differences. The results f the SMPER analysis by Lcat were (Table 6): Grup -2 Average similarity: 34.4 Species Haustridae Euchnepallida Cumacea Betaeussp Spiphanesmdestus Myllitellavivensvivens Magelnadaki Austrfususglans Prspisp Hetermastusfilifrmis Grup -2 Av.Abund Av.Sim Sim/SD Cntrib%.84.27.8.77.9.84.55 6.54 2, 4 2. 4 2.. 8 4 98 58 58.58.58 3.65 9. 5.92 92 83 27.84. 8.58 27.67, 52.58 43.73, 52.58 43.67, 52.58 43 Cum. % 3.65 49,65 55.57 6.49 67.32 72.59 77.85 82.28 86.7 9.4 Average similarity: 56.3 Species TaweraspissaJuvenilesltlmm Nenesidea AmphipdaUnid Cumacea Hetermastusfilifrmis Maldanidae Parasterpeguadrata Magelnadaki Aglaphamussp Av.Abund Av.Sim Sim/SD Cntrib% 3. 4.88 2.92 26.55.44 7.22 8.57 2.89.3 6.28 8.8.2.53 6.7 8.57.84. 5. 8.57 9..4 5. 8.57 9..67.92.58 3.43.67.65.58 2.94.67.65.58 2.94 Cum. % 26.55 39.44 5.65 6.49 7.6 79.72 83.5 86.9 89.3 Appendix G; Statistical Results Bffa Miskell Ltd j Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 j [Subject]

Paranidae. 67.54.58 2.74 9.77 Grup 2iV - 2 Average similarity: 59.97 Species Av.Abund Av.Sim Sim/SD Haustridae 2.4 9.69 59.23 Magelnadaki.32 6.3 5.8 AmphipdaUnid.4 6.3 5.8 Myllitellavivensvivens.55 5.92 2.7 6 Euchnepallida.36 5.74 8.74 Spiphanesmdestus.38 5.56 3.37 Cirratulidae.28 5.3 4. 97 Nebaliasp.9 2.9. 58 Hetermastusfilifrmis.88 2.2.58 Prspiyuriel.84.83.58 Cumacea.84.82.58 Phxcephalidae.73.59.58 Prspisp.67.54.58 Grup ln - 2 Average similarity: 62.9 Cntrib% 6.5.23.23 9.88 9.57 9.27 8.84 3.49 3.37 3.5 3.4 2. 65 2.56 Cum.% 6.5 26.38 36.6 46.49 56.6 65.33 74.7 77.65 8.2 84.7 87. 89.76 92.33 Species Av.Abund Av.Sim Haustridae 2.24 9.38 Spiphanesmdestus.45 3 Hetermastusfilifrmis.35 89 AmphipdaUnid.3 9 Euchnepallida.36 96 Phxcephalidae.7 76 Diasterpegrisea.23 75 Prspiyuriel.6 48 Nebaliasp.6 48 Edwardsiasp.7 9 73 Magelnadaki.84 73 Hesidae.67 53 Myllitellavivensvivens.73 Sim/SD.57 42.32 4.7 73 33 48 2.27 4.7 4.7.58.58.58.49.58 Cntrib% 5.8 S c 8 7 7 7 7 7 47 9 97 65 64 2 2 78 78 46 4 Cum. % 5.8 24.78 34.25 42.44 5.4 58.6 65.7 72. 9 8. 82.88 85. 66 88.2 9.52 Grup ln - 2 Average similarity: 68.95 Species Haustridae Phxcephalidae Spiphanesmdestus Hetermastusfilifrmis Euchnepallida Cumacea Myllitellavivensvivens Cirratulidae Diasterpegrisea Magelnadaki gyridessp Av.Abund Av.Sim Sim/SD 88 46 5.5,,,,,.. 39 9 3 27 7 6 8.32 6.57 6.55 6.22 66 27 23 4 76 76 3.2 7.52 9.84 9.5 2.64 5.84 5.52 9.5 2.64 5.84 5.84 Cntrib% Cum.% 2.7 2.7 9.53 2.6 9.5 3. 9.2 4.3 8.7 48.82 8.2 57.3 7.64 64.67 7.59 72.26 7.3 79.57 6.9 86.48 6.9 93.38 Grup 2N - 2 Average similarity: Species 53.57 Av.Abund Av.Sim Sim/SD Cntrib% Cum.% Appendix G: Statistical Results Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 [Subject]

Haustridae.7 7.59 Hetermastusfilifrmis.43 6.54 Prspiyuriel.3 5.4 Spiphanesmdestus.7 5.4 Euchnepallida.7 5.4 Myllitellavivensvivens.2 9 4.85 Cumacea. 6 4.85 Phxcephalidae.92.82 Syllidae.67,79 Magelnadaki.83.53 Lumbreridae.67.53 AmphipdaUnid.77.53 Glyceridae.67.53 3.98 2. 62.54.54.87,62.62.58.58.58.58.58.58 4.7 2.2 6 6 6 6 6 3.39 3.35 86 86 86 85 4.7 26.37 35.97 45.57 55.7 64.22 73.28 76.67 8.2 82.88 85.74 88.6 9.45 Grup 2S - 2 Average similarity: 64.4 Species Av.Abund Av.Sim Haustridae 2..53 Myllitellavivensvivens.6 8.45 Spiphanesmdestus.63 7.94 Euchnepallida.36 6.85 AmphipdaUnid.23 6.6 Cumacea.7 5.92 Cirratulidae.7 5.56 Diasterpegrisea. 5.56 Hetermastusfilifrmis.73.9 Sim/SD 79.26.59 4.48 9.7 3.49 6.89 3.49 3.49.58 Cntrib% 6.35 3. 2.32.64.26 9.9 8.63 8.63 2.96 Cum. % 6.35 29.46 4.78 52.42 62.68 7.87 8.5 89.4 92. Grup ls - 2 Average similarity: 54.25 Species Av.Abund Av.Sim Sim/SD Cntrib% Haustridae.5 8.93 7.6 6.46 Myllitellavivensvivens.38 7.63 6.99 4.7 Hetermastusfilifrmis.3 7.6 8.52 4.3 Euchnepallida.28 6.96 7.48 2.83 Spiphanesmdestus.33 6.78 9. 2.5 Magelnadaki.6 6.2 6.56.44 AmphipdaUnid.2 2.7.58 5. Cumacea.73.97.58 3.63 Prspiyuriel.73.8.58 3.34 Cum. % 6.46 3.52 44.56 57.39 69.89 8.33 86.33 89.97 93.3 Grup ls - 2 Average similarity: 57.4 Species Cumacea Prpntcyprissp Hetermastusfilifrmis Paranidae Syllidae Lumbreridae Betaeussp Haustridae Euchnepallida AmphipdaUnid Cirratulidae Magelnadaki Av.Abund Av.Sim 44 7, 5 9 6, 5.33 6. 2 2 5. 8 2 5, 48 6 5, 48 4 5. 48 2 2. 4.9 2. 32. 96 2, 32.84. 9. 67, 6 Sim/SD 6. 2 66 8 2 2 2.58.58.58.58.58 Cntrib% Cum.% 2.29 2.29.34 23.63.8 34.44.2 44.56 9.54 54. 54 63.64 54 73.8 9 77.37 4 4 33 8 8.42 85.46 88.79 9.59 Appendix C: Statistical Results Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 [Subject]

Grup 2S - 2 Average similarity: 54.86 Species Av.Abund Av.Sim Sim/SD Cntrib% Cum.% Hetermastusfilifrmis.54.23 6.4 8.65 8.65 Syllidae.48 9.3 4.67 6.97 35.63 Haustridae.38 8.26 8.59 5.5 5.68 Cumacea.26 7.99 7.42 4.57 65.25 Betaeussp.7 7.2 4. 3.5 78.4 Phxcephalidae.84 3.8.58 5,6 84, Nemertea,73 2.59.58 4.72 88.73 Euchnepallida.73 2.8.58 3.8 92.53 Appendix G: Statistical Results Bffa Miskell Ltd j Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 j [Subject]

Table Al: ANVA and Tukey Pst Hc results frm the fauna abundance data. Ttal ANVA Sum f Squares df ^MeanSguare_ Sig. Between Grups 296.533 9 2434.59 6.36. With Grups 7652.667 2 382.633 Ttal 29559.2 29 There was a significant difference the mean abundance by lcat, F(9,2) = 6.36, p <.5). Tukey- adjusted p-values cmparg lcats. - -2 2N- N- N- 2N- 2S- S- S- 2S- 2 2 2 2 2 2 2 2 2-2..867.849.994.999-2.6.7.4..3... 2N-2.969.998.79.8.58 N- 2.962.997.695.788.555 N- 2.962.985.9 2N- 2.996 2S-2.987.996.953 S- 2 S- 2 2S- 2 n summary, the nly significant differences between the lcats were that -2 was significantly different frm all ther lcats. Table A2: Cmparisn f taxa by lcat. NTaxa ANVA Sum f Sqi uares df Mean Square Sig. Between Grups 76.533 9 8.54.88.559 with Grups 93.333 2 9.667 Appendix G: Statistical Results Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 [Subject]

Ttal 269.867 29 There was n significant difference number f Taxa present by lcat. Table A3: Results f PERMANVA pawise tests by lcat: PERMANVA Permutatal MANVA Resemblance wrksheet Name: Resemi Data type: Similarity Select: All Transfrm: Furth rt Resemblance: S7 Bray Curtis similarity (+d) Sums f squares type: Type (partial) Fixed effects sum t er fr mixed terms Permutat methd: Unrestricted permutat f raw data Number f permutats: 9999 Factrs Name Abbrev. Lcat L Type Levels Fixed PAR-WSE TESTS Term 'L' Grups - 2, -2-2, 2N - 2 2, ln - 2-2, - 2, - 2, - 2, - 2, - 2, - 2, - 2, - 2, - 2, - 2, - 2, - 2, - 2, ln - 2 2N - 2 2S - 2 ls - 2 ls - 2 2S - 2 2N - 2 ln - 2 ln - 2 2N - 2 2S - 2 ls - 2 ls - 2 2S - 2 2N - 2, ln - 2 2N - 2, ln - 2 2N - 2, 2N - 2 2N - 2, 2S - 2 2N - 2, ls - 2 2N - 2, ls - 2 2N - 2, 2S - 2 t.6584.8676.6.5.48.98398.96335.443.335 2.364 2.477 2.7574 2.345 2.555 2.358 2.264 2.67.825.92.98457.96.9484 2.2222.98 P(perm).957.7979.29.987.36.7966.6966.2.243..2.28.3.4.45.7.979.8986.4952.497.647.5993.8.992 Unique perms Appendix G: Statistical Results Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 [Subject]

ln - 2, ln - 2.94 ln - 2, 2N - 2.7444 ln - 2, 2S - 2.276 ln - 2, ls - 2.226 ln - 2, ls - 2 2.236 ln - 2, 2S - 2.8369 ln - 2, 2N - 2.9692 ln - 2, 2S - 2.3 ln - 2, ls - 2.2222 ln - 2, ls - 2 2.469 ln - 2, 2S - 2.964 2N - 2, 2S - 2.2289 2N - 2, ls - 2.83892 2N - 2, ls - 2.7488 2N - 2, 2S - 2.479 2S - 2, ls - 2.363 2S - 2, ls - 2 2.347 2S - 2, 2S - 2 2.326 ls - 2, ls - 2.954 ls - 2, 2S - 2.6298 ls - 2, 2S - 2.322.27.899.46.966.46.985.5962.5983.26.23.98.933.7968.6.974.45.45.2.999.7.3 Table A4: Pearsn crrelats fthe trace metals Dsia anus. Crrelats Alumiu m Arseni Cadmiu m Chrmiu m Cppe r Lea d Mercur y Nicke Z Alumiu Cn-elati n m Sig. (2- tailed) Arsenic Crrelati n Sig. (2- tailed).99.786 Cadmium Crrelati n Sig. (2- tailed).76.835.85".5 Chrmiu Crrelati n.37 -.68 -.8 m Sig. (2- tailed).388.852.66 Cpper Crrelati.526 -.445 -.444.26 Appendix C: Statistical Results Bffa Miskell Ltd j Survey f Benttiic Eclgy and Sediments arund the cean utfall, 24 [Subject]

Sig. (2- tailed).8.98.99.467 Lead Crrelati n Sig. (2- tailed) -.88.89.535..697'.25 -.58.662.42.99 Mercury Cn-elat Sig. (2- tailed).82".5.9.743..784.22.95.748'.3.295.48 Nickel Crrelati n Sig. (2- tailed).398.254.42.236.465.76.68.852.45.92.638.47 -.67.57 Zc Cn-elati n Sig. (2- tailed).33.394.365.3.363.32..977.439.25.627.52 -.53.5.936". **. Cn-elat is significant atthe. level (2-tailed). *. Cn-elat is significant at the.5 level (2-tailed). Large nvertebrates ANVA Sum f Squares df Mean Square Sig. Between Grups 63. 8 2.625 2.626.29 ttal With Grups 273. 27 76.778 Ttal 3686. 35 Between Grups 369.889 8 46.236 2.774.22 NTaxa With Grups 45. 27 6.667 Ttal 89.889 35 Between Grups 96. 8 24.5 6.97. Dsia sp. With Grups 6.75 27 3.954 Ttal 32.75 35 The mean number f dividuals, f Taxa and f Dsia sp were significantly different by lcat. Hwever, fr mean ttal number f dividuals, nne f the pairwise differences were significant (Tuke/s methd), pssibly because f hmgeneity f variances between grups. Appendix G: Statistical Results Bffa Miskell Ltd j Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 j [Subject]

Frthe Number f Taxa, 28-2 was significantly lwer than S - 2 ( p =.49), but nne f the ther grups were statistically different. Fr Dsia, 2N-2 was significantly higherthan S-2 (p =.), 2N-2(p =.), 2S-2 (p =.2), and N-2 (p =.2), and bth S -2 (p =.2, p =.) and 2N-2 (p =.48, p =.) were significantly lwer than N - 2, and 2N - 2. We ran a PERMANVA analysis, usg a furth rt transfnnat and the Bray-Curtis metric (with dummy added). Permanva Analysis established that, verall, the species assemblage differed by Distance, but nt by Direct. PERMANVA table f results Unique Surce df SS MS Pseud-F P(perm) perms Dis 3 6222 274 2.56.3 999 Dir 494.7 494.7.4778.85 999 DisxDir** 3 39 3379.5 3.343.2 998 Res 27 2738.4 Ttal 35 45779 Hence, there was a significant effect f Distance (Pseud-F = 2.5, with 3 and 27 df, p =.3), but n significant effect f Direct (pseud-f =.478, df =, 27, p =.85). The teract between Distance and Direct was als significant (Pseud-F = 3.34, df= 3, 27, p =.2), dicatg the pattern f change ver the distances was different N versus S directs. T vestigate this further, we did pairwise tests, aga Permanva: with level 'N' f factr 'Direct' Unique Grups t P (perm) perms 2,..265 35 2,.922.52 35 2, 2.847.92 35,.696.52 35, 2.697.894 35, 2 2.7.69 35 With level 'S' f factr 'Direct' Unique Grups t P(perm) perms 2,.459.54 35 2,.744.9 35 2, 2.977.3 25, 2.54.29 35, 2 3.587.26 25, 2.27274 25 n the N direct, n distances were actually statistically different frm each ther, althugh 2 and ; and ; and and 2 all shwed a trend twards statistical significance Appendix C: Statistical Results Bffa Miskell Ltd j Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 j [Subject]

(p <.). Hwever, the S direct, 2 and ; 2 and 2; and and 2 were all significantly different frm each ther, and 2 and shwed a trend twards statistical significance. The nly pair which shwed n dicat f a statistically significant difference was and 2. T exame which species were drivg the dissimilarities between distances, we used SMPER, which gives the cntribut f each species t the similarities with distance grups (equivalent t Table 6, p 2). The results were: Distance grups (acrss all Direct grups) Grup Average similarity: 37.34 Species Dsia sp. Edwardsia sp. Amalda depressa Maldanidae Av.Abund Av.Sim Sim/SD Cntrib% Cum. 2.9 3.9.25 33.54 83.54.85..4 2.98 86.52.55..4 2.98 89.5.55..4 2.98 92.48 Grup 2 Average similarity: 42.8 Species Av.Abund Av.Sim Sim/SD Cntrib% Cum.% Dsia sp..7 34.3 3.2 8.5 8.5 phiuridea.52 6.54.93 5.28 95.43 Grup Average similarity: 44.75 Species Dsia sp. Edwardsia sp. phiuridea Travisia lens Neguraleus sp. Amalda australis Bassa sp. Av.Abund Av.Sim Sim/SD Cntrib% Cum.% 25. 3.5 56. 56. 8 5.37.93 2. 68. 48 62.26.4.35 28 52 47 46 44.92.65.54.4.4 7.34 75.44 5.63 8.7 3.29 84.36 3.26 87.62 3.22 9. 84 Grup Average similarity: 5.2 Species Dsia sp. Edwardsia sp. phiuridea Amalda depressa Nemertea Av.Abund Av.Sim Sim/SD Cntrib% Cum.'.47 3.84.68 6.44 6.44.53 4.9.88 9.62 7.6.45 4.7.93 7.97 78.3.4 3.74.94 7.33 85.36.4 2.64.55 5.8 9.54 Grup 2 Average similarity: 6.66 Species Av.Abund Av.Sim Sim/SD Cntrib% Cum.% Dsia sp..9 55.73 2.79 9.39 9.39 Appendix C: Statistical Results Bffa Miskell Ltd j Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 [Subject]

At all distances, Dsia sp. was the species which cntributed the mst t the similarities with the grup. t cntributed between 5.6% t 9.39% t the similarity. Edwardsia and phiuridea were the secnd and third highest cntributrs t the similarity respectively. There was a significant difference the mean number f Dsia sp by lcat, F(5,8) = 4.372, p =.9. The mean number f Dsia at - 2 was significantly different frm thse at 2N -5 (p =.32), N -5 (p =.46) and S - 5 (p =.32). There was a significantly different mean number f Taxa by lcat, F(5,8) = 2.97, p =.4. The number f taxa at -2 was significantly lwer than fr N-5 (p =.49) and fr S -5(p =.36). PERMANVA analysis established that there was a significant difference species assemblage by lcat: PERMANVA table f results Unique Surce df SS MS Pseud-F P(perm) perms De 5 984 3962.8 3.446. 997 Res 8 22683 26.2 Ttal 23 42497 The pairwise tests revealed: Grups -5, -2-5, ln - 5-5, ls - 5-5, 2N - 5-5, 2S - 5-2, ln - 5-2, ls - 5-2, 2N - 5-2, 2S - 5 ln - 5, ls - ln - 5, 2N - ln - 5, 2S - ls - 5, 2N - ls - 5, 2S - 2N - 5, 2S - t,9737,7588,826,588,97,9444.2263 2.47 2.7228.397.592.6628.75295.433.552 P(perm).58.23.323.5.384.33.35.22.29.4 62.27.34.83.5.49 perms 25 35 35 35 35 25 25 25 25 35 35 35 35 35 35 SMPER analysis gave the fllwg terms f similarities: Grup - 5 Average similarity: 35.6 Species Mactra discrs Evechus chlrticus Av.Abund Av.Sim Sim/SD Cntrib% Cum.%.8 4.37.87 4.99 4.99.6.59.89 3.22 7.2.Appendix G: Statistical Results Bffa Miskell Ltd j Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 j [Subjecl]

Sigalidae.8 7. 87.88 22.46 93.67 Grup -2 All the similarities are er Grup ln - 5 Average similarity: 6.25 Species Dsia sp. phiuridea Evechus chlrticus Aglaphamus sp. Amalda depressa Av.Abund Av.Sim Sim/SD Cntrib% Cum.%.43.8 9.5 4. 5.75 4.99 3.27 23.2 3.27 54.29.4 8.96.9 4. 63 68.92.75.75 8.8 6.2.9.9 3.36. 82.28 92.28 Grup ls - 5 Average similarity: 35.3 Species Dsia sp. Evechus chlrticus Fellaster elandiae Mactra discrs Edwardsia sp. Av.Abund Av.Sim Sim/SD Cntrib% Cum..44 9.4 4.9 53.96 53.96.4 8.7.88 24.64 78.59.64.55.95. 95.4.4 5.52 84. 5.52 89.63.5.83.4 5.8 94.82 Grup 2N - 5 Average similarity: 36.52 Species Dsia sp..43 24.58 2.74 Evechus chlrticus.5 3.5.4 Terebellidae.55 2.7.4 Sigalidae.5 2.7.4 phiuridea.5 2.7.4 Grup 2S - 5 Average similarity: 53. Av.Abund Av.Sim Sim/SD Cntrib% Cum. 67.3 67.3 8.34 75. 64 7.39 83.3 5.66 88.68 5.66 94.34 Species Evechus chlrticus phiuridea Sigalidae Mactra discrs Av.Abund Av.Sim Sim/SD Cntrib% Cum..26 9.68 6.44 37.3 37.3. 7.8 5.83 32.42 69.55.9 8.3.89 5. 69 85.24.55 2.93.4 5.52 9.76 Averagg acrss sites, we did a cluster analysis: Appendix G: Statistical Results Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 j [Subject]

Grup average Transfrm: Furth rt Resemblance: 87 Bray Curtis similarity JD E C 2-4- 6-8- - CM Samples U2 Appendix C: Statistical Results Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 [Subject]

This clusterg gave the fllwg grupg n the MDS plt: N 2 8 QS Transfrm: Furth rt Resemblance: 87 Bray Curtis similarity (-t-d) 2D Stress:. f? DepthDistance A 2N -5 T N -5-5 S-5 2S -5 -f- -2 Similarity - 6 N Appendix C: Statistical Results Bffa Miskell Ltd j Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 [Subject]

ntertidal Data Tuatua cunts: ANVA (by lcat alng the shre) Surce Tests f Mdel Effects Type Wald Chi- df (ntercept) Lcat Square 7636.66 3.66 2 Dependent Variable: Ntuatua Mdel: (ntercept), Lcat Sig... We did a Generalied Lear mdel n Tuatua cunts by quadrat. Mean Tuatua cunt was highly statistically significantly different by Lcat, Wald = 3.66, p <.5. We used the sequential Bnferrni test t determe which lcats were different. The fllwg table gives the sequential Bnfenni p-values ("adj p-value") fr the differences between lcats (nte "" means p <.5) Paired tests Used sequential Bnferrni adjustment fr multiple cmparisns Site 2N 2N 2N 2N 2N 2N 2N 2N 2N 2N Site 2 2N 4N BN 2N 6N 2N 2S 4S BS 2S 6S 2S 4N BN 2N 6N 2N 2S 4S BS 2S 6S p value 4.8E-4 3.53E-22 7.3BE-6 3.43E-9 5.65E-2 5.53E-9.2BE- 3.43E-9 B.B3E-9.29E-7 2.44E-3 6.9BE 5.7BE 3.53E.3E.22E 2.34E-< 38 3 2 35 2 4.86E- 2.3E 2 4.7BE 2.53E 32 9.B6E 6 Adj p value.63.924 Appendix G: Statistical Results Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 [Subject]

2N 4N 4N 4N 4N 4N 4N 4N 4N 4N 4N BN BN BN BN BN BN BN BN BN 2N 2N 2N 2N 2N 2N 2N 2N 6N 6N 6N 6N 6N 6N 6N 2N 2N 2N 2N 2N 2N 2S 2S 2S 2S 2S 4S 4S 4S 4S BS 2S BN 2N 6N 2N 2S 4S BS 2S 6S 2S 2N 6N 2N 2S 4S BS 2S 6S 2S 6N 2N 2S 4S BS 2S 6S 2S 2N 2S 4S BS 2S 6S 2S 2S 4S BS 2S 6S 2S 4S BS 2S 6S 2S BS 2S 6S 2S 2S 7.5BE-29 B.36E-2 B.2E-5 5.64E- 5.BBE-5 9.64E-29 B.2E-5 4.9E-5 2.2E- 3.39E-92 4.32E-2 2.6E-2 2.4BE- 2.E-2.55E-2 2.6E-2.7E-2 6.2E- 4.62E-B 7.7E- 7.5E-4 9.36E-.33E-3.E+ B.72E- 6.33E-3 6.9BE-65 5.3E-2 5.6E-4 2.97E-26 7.5E-4 4.6E-4 5.7E- 3.B4E-BB.4BE- 2.39E-3 9.36E- 9.36E- 4.95E-3 2.39E-64 4.39E-2.33E-3 4.26E-3.45E-23 2.5E-23 2.2E-2 B.72E- 6.33E-3 6.98E-65 5.3E-2 3.B5E-3.3.22.3.6.972.6249.5276.5989.4428.24.773.925.85.233.46.435.8786.7.9556.56 Appendix G: Statistical Results Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 [Subject;

BS 6S B.8E-64 8S 2S 3.62E-2.7962 2S 6S.32E-83 2S 2S 4.23E- 6S 2S 4.98E-78 Tuatua mean sie: ANVA Tuatua mean sie by Distance and Direct Df Sum Sq Mean Sq F value Pr(>F) Distance 6 3923 653.9.78 3.3E-2 Direct 6 5.8.99.753 Distance:Direct 5 532 6.5.82.6 Residuals 565 955 58.5 Tuatua mean sie/ length was highly significantly by Distance (F(5,565) =.78, p <.5)frmthe utfall, but nt by direct (F(l, 565) =.99, p =.753). The teract between distance and direct was nt significant. Pairwise tests were perfrmed usg the Tukey adjustment: Tukey Test padj 2-.575284 4-.9984 8-.9835756 2-.69569 6-.48654 2-.976898 4-2.3387969 8-2.43944 2-2.5 6-2 2-2.46665 8-4.999986 2-4.586329 6-4.5894 2-4.99B72 2-8.268872 6-8.22643 2-8.999952 6-2.995376 2-2.38555 2-6.4438624 Appendix C: Statistical Results Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 [Subject]

Anvas n the Trace metals by Distance and Direct: We did these ANVAs by Distance and Direct rather than Lcat, because there was nly ne bservat by Lcat, and s we culdn't d and ANVA n that data. Hwever, usg Distance and Direct (but nt their teract), we had 2 bservats at each Distance and 5 bservats fr each direct, and s culd calculate standard deviats. Nte that n ANVA was dne fr Mercury, sce all values were the same Alumium Distance Direct Residuals Df 4 3 Sum Sq 2.597 5.28 3.824 Mean Sq.649 5.28.275 F value.59 4.44 Pr(>F).738.35 Arsenic Distance Direct Residuals Df 4 3 Sum Sq 4.744.345 3.255 Mean Sq.86.345.85 F value.93.24 Pr(>F).49.347 Cadmium Distance Direct Residuals Df 4 3 Sum Sq.329.275.25297 Mean Sq.85.275.8432 F value.95.52 Pr(>F).977.36 Chrmium Distance Direct Residuals Df 4 3 Sum Sq.7994.9.554 Mean Sq.9985.92.8346 F value.89.497 Pr(>F).492.532 Cpper Distance Direct Residuals Df 4 3 Sum Sq.352.32.87 Mean Sq.788.32.6233 F value.264.53 Pr(>F).44.525 Lead Distance Direct Residuals Df 4 3 Sum Sq.43.32.543 Mean Sq.2858.323.68 F value.7.785 Pr(>F).94.44 Appendix C: Statistical Results Bffa Miskell Ltd Survey f Benthic Eclgy and Sediments arund the cean utfall, 24 [Subject]