Online Resource 3 Subtidal macrobenthic taxonomic determinations for Port Valdez, 1992-1995. Level = higher taxonomic definition (at class, order or above) used in classifying fauna. Ne = Nemertea, Po = Polychaeta, Ga = Gastropoda, Bi = Bivalvia, Sc = Schaphopoda, Cu = Cumacea, Is = Isopoda, Am = Amphipoda, Si = Sipunculida, Ec = Echiura, Pr = Priapulida, Ph = Phoronida, As = Asteroidea, and Op = Ophiuroidea

Level / Taxonomic Categories / Level / Taxonomic Categories
Ne / Nemertea / Po / Aricidea spp.
Annelida / Po / Apistobranchus ornatus
Po / Polychaeta / Po / Laonice pugettensis
Po / Arcteobia spinelytris / Po / Dipolydora spp.
Po / Gattyana spp. / Po / Prionospio steenstrupi
Po / Harmothoe imbricata / Po / Spio filicornis
Po / Polynoe canadensis / Po / Spiophanes kroeyeri
Po / Polynoe gracilis / Po / Spiophanes berkeleyorum
Po / Pholoides aspera / Po / Prionospio cirrifera
Po / Pholoe minuta / Po / Magelona longicornis
Po / Euphrosine borealis / Po / Chaetopterus variopedatus
Po / Anaitides groenlandica / Po / Spiochaetopterus pottsi
Po / Eteone longa / Po / Cirratulidae
Po / Eulalia levicornuta / Po / Cossura spp.
Po / Podarkeopsis brevipalpa / Po / Brada spp.
Po / Typosyllis alternata / Po / Brada inhabilis
Po / Typosyllis armillaris / Po / Pherusa spp.
Po / Exogone spp. / Po / Scalibregma californicum
Po / Sphaerosyllis erinaceus / Po / Travisia spp.
Po / Odontosyllis phosphorea / Po / Ophelina breviata
Po / Nereis zonata / Po / Ophelina acuminata
Po / Nephtys ciliata / Po / Sternaspis fossor
Po / Nephtys cornuta / Po / Capitella capitata
Po / Nephtys punctata / Po / Heteromastus filiformis
Po / Nephtys rickettsi / Po / Mediomastus spp.
Po / Nephtys paradoxa / Po / Decamastus gracilis
Po / Sphaerodorum papillifer / Po / Barantolla americana
Po / Sphaerodoropsis sphaerulifer / Po / Maldane sarsi
Po / Glycera nana / Po / Notoproctus pacificus
Po / Goniada annulata / Po / Praxillella gracilis
Po / Onuphis conchylega / Po / Praxillella praetermissa
Po / Onuphis iridescens / Po / Rhodine bitorquata
Po / Scoletoma spp. / Po / Owenia fusiformis
Po / Ninoe gemmea / Po / Galathowenia oculata
Po / Drilonereis falcata minor / Po / Idanthyrsus armatus

Online Resource 3 Continued.

Level / Taxonomic Categories / Level / Taxonomic Categories
Po / Dorvillea pseudorubrovittata / Ga / Trophonopsis lasius
Po / Protodorvillea spp. / Ga / Alia gausapata
Po / Scoloplos armiger / Ga / Nassarius mendicus
Po / Leitoscoloplos pugettensis / Ga / Admete couthouyi
Po / Amphictene moorei / Ga / Oenopota spp.
Po / Cistenides granulata / Ga / Odostomia spp.
Po / Cistenides soldatovi / Ga / Turbonilla spp.
Po / Amage auricula / Ga / Cylichnella harpa
Po / Amage asiaticus / Ga / Cylichna alba
Po / Amphicteis glabra / Ga / Cylichnella spp.
Po / Amphicteis scaphobranchiata / Ga / Gastropteron pacificum
Po / Lysippe labiata / Ga / Diaphana minuta
Po / Melinna cristata / Ga / Haminoea spp.
Po / Anobothrus gracilis / Ga / Chaetoderma robusta
Po / Pista cristata / Bi / Bivalvia
Po / Artacama coniferi / Bi / Ennucula tenuis
Po / Terebellides stroemi / Bi / Nuculana pernula
Po / Trichobranchus glacialis / Bi / Yoldia myalis
Po / Chone spp. / Bi / Mytilus edulis
Po / Euchone analis / Bi / Crenella decussata
Po / Euchone hancocki / Bi / Musculus corrugatus
Po / Myxicola spp. / Bi / Modiolus modiolus
Po / Laonome kroeyeri / Bi / Limatula subauriculata
Po / Jasmineira pacifica / Bi / Parvilucina tenuisculpta
Po / Crucigera irregularis / Bi / Adontorhina cyclia
Po / Crucigera zygophora / Bi / Axinopsida serricata
Po / Spirorbis spp. / Bi / Thyasira flexuosa
Mollusca / Bi / Mysella tumida
Ga / Gastropoda / Bi / Mendicula ferruginosa
Ga / Solariella obscura / Bi / Cyclocardia ventricosa
Ga / Cidarina cidaris / Bi / Astarte compacta
Ga / Lacuna carinata / Bi / Astarte esquimalti
Ga / Alvania spp. / Bi / Astarte alaskensis
Ga / Caecum crebricinctum / Bi / Clinocardium ciliatum
Ga / Trichotropis spp. / Bi / Clinocardium nuttallii
Ga / Cryptonatica affinis / Bi / Clinocardium californiense
Ga / Euspira pallida / Bi / Serripes groenlandicus
Ga / Fusitriton oregonensis / Bi / Macoma spp.

Online Resource 3 Continued.

Level / Taxonomic Categories / Level / Taxonomic Categories
Bi / Veneridae / Am / Melita spp.
Bi / Mya spp. / Am / Urothoe denticulata
Bi / Hiatella arctica / Am / Protomedeia spp.
Bi / Pandora filosa / Am / Anonyx spp.
Bi / Lyonsia bracteata / Am / Hippomedon spp.
Bi / Periploma aleuticum / Am / Opisa spp.
Bi / Thracia spp. / Am / Orchomene obtusa
Bi / Cardiomya planetica / Am / Aceroides latipes
Sc / Scaphopoda / Am / Bathymedon spp.
Sc / Rhabdius rectius / Am / Monoculodes spp.
Arthropoda / Am / Nicippe tumida
Crustacea / Am / Paraphoxus spp.
Cu / Cumacea / Am / Syrrhoe longifrons
Cu / Leucon spp. / Am / Synopia spp.
Cu / Eudorella emarginata / De / Decapoda
Cu / Eudorellopsis integra / De / Pinnixa occidentalis
Cu / Diastylis paraspinulosa / Sipunculida
Cu / Brachydiastylis resima / Si / Golfingia margaritacea
Cu / Cumella spp. / Si / Golfingia vulgaris
Is / Isopoda / Si / Phascolion strombi
Is / Gnathia spp. / Echiura
Am / Amphipoda / Ec / Echiurus echiurus alaskanus
Am / Ampelisca furcigera / Priapulida
Am / Ampelisca agassizi / Pr / Priapulus caudatus
Am / Ampelisca pugetica / Ph / Phoronida
Am / Byblis spp. / Echinodermata
Am / Haploops spp. / As / Asteroidea
Am / Guernea spp. / As / Ctenodiscus crispatus
Am / Eusiridae / Op / Ophiuroidea
Am / Anisogammarus pugettensis / Op / Ophiura sarsi
Am / Maera loveni / Op / Amphiodia craterodmeta