Marine Invertebrates

Sponges
Jellyfish, Sea Anemones, Corals, & Hydras
Comb Jellies
Flatworms
Ribbon-worms
Peanut Worms
Segmented Worms		 Mollusks
Sea Spiders
Crustaceans
Bryozoans
Lamp Shells
Sea Stars, Urchins, Cucumbers, & Brittle Stars
Tunicates

Habitat Association Key (very rough):
i=intertidal;
s=subtidal;
w=water column;
r=rocky bottom;
sb=fine soft bottom (may also have lumped sandy bottom residents as well);
sd=sandy bottom;
b=habitat is a biological association explained in notes (for those species that live only on kelp blades, and so forth)
 
Taxonomic Phylum Species Name Common Name Habitat Association
       
Sponges      
Porifera Aphrocallistes sp. Glass Sponge s, r
Porifera Choanites suberea Hermit Sponge i
Porifera Cliona sp. Boring Sponge s
Porifera Haliclona permollis Purple Encrusting Sponge i, r
Porifera Leucosolenia spp.   i,r
Porifera Lissodendoryz noxiosa Foul Sponge i
Porifera Mycale adhaerens Smooth Scallop Sponge s
Porifera Polymastia pachymastia Dead Mans Fingers i
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Jellyfish, Sea Anemones, Corals, & Hydras      
Cnidaria Abietinaria sp. Sea Spruce s, r
Cnidaria Aequorea aequorea Water Jellyfish s
Cnidaria Aglaophenia struthionides Ostrich-Plume Hydroid i, r
Cnidaria Eudendrium sp.   s,r,
Cnidaria Gonionemus vertens Orange-Striped Jellyfish s
Cnidaria Halistaura cellularia Cross Jellyfish s
Cnidaria Obelia sp. Colonial Hydroid s, b, w
Cnidaria Phialidium gregarium Gregarious Jellyfish s
Cnidaria Plumularia sp. (Low Tide Hydoid)  
Cnidaria Polyorchis penicillatus Bell-Shaped Jellyfish s
Cnidaria Sarsia spp. Thimble Jellyfish s
Cnidaria Stomotoca atra Long-mouthed Jellyfish s
Cnidaria Tubularia crocea Pink-mouthed Hydrozoa i
Cnidaria Velella velella Sail Jellyfish s
Cnidaria Cyanea capillata Sea Blubber w
Cnidaria Aurelia aurita Moon Jelly w
Cnidaria Haliclystus sp. Stalked Jellyfish i, s, b
Cnidaria Anthopleura artemisia Burrowing Anemone i, sb
Cnidaria Anthopleura xanthogrammica Giant Green Anemone i
Cnidaria Anthopleura elegantissima Aggregating Anemone i
Cnidaria Epiactis prolifera Brooding Anemone i, ss, r
Cnidaria Cariophyllia alaskensis    
Cnidaria Metridium senile Frilled Anemone i, r, sb
Cnidaria Metridium marginatum Sea Pumpkin i,r,s
Cnidaria Tealia coriacea    
Cnidaria Tealia crassicornis   i,r,s
Cnidaria Tealia lofotensis Scarlet Anemone  
Cnidaria Cerianthus sp. Tube Anemone  
Cnidaria Balanophyllia elegans Orange Coral s
Cnidaria Pagporgia arborea Gorgonian Coral s
Cnidaria Ptilosarcus gurneyi Sea Pen sb
Cnidaria Stylatula elongata Sea Whip sb
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Comb Jellies      
Ctenophora Beroe sp. Beroe's Comb Jelly w
Ctenophora Pleurobrachia bachei Sea Gooseberry w
Ctenophora Bolinopsis microptera Fragile Comb Jelly w
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Flatworms      
Platyhelminthes Cryptophallus magnus Large Leafy Flatworm i, r
Platyhelminthes Freemania litoricola   i, r
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Ribbon-worms      
Nemertea Bascodiscus punnetti   sb, i
Nemertea Carinella rubra Red Ribbon Worm i, r
Nemertea Micrura verrilli    
Nemertea Emplectonema burgeri Purple Ribbon Worm i,r
Nemertea Cerebratulus sp.   i, sb
Nemertea Emplectonema gracile Green Ribbon Worm i, r
Nemertea Paranemertes peregrina Wandering Ribbon Worm i, sb
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Peanut Worms      
Sipuncula Phascolosoma sp. Peanut Worm i, sb
Sipuncula Sipunculus nudus    
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Segmented Worms      
Annelida Amphitrite robusta Robust Ornate Worm  
Annelida Aphrodita japonica Sea Mouse i,sb sand
Annelida Arabella iricolor    
Annelida Arenicola claparedii Rough Skinned Lugworm i,sb sand
Annelida Axiothella rubrocincta Bamboo Worm i, sb
Annelida Cirratulus sp. Hairy Gilled Worm i, r
Annelida Eudistylia vancouveri   i, r
Annelida Glycera rugosa Roboscis Worm i, sb
Annelida Halosydna brevisetosa Armored Scale Worm  
Annelida Hemipodus borealis Iridescent Worm i,sb sand
Annelida Lumbrineris zonata Thread Worm i,sb sand
Annelida Magelomma vesiculatum Plummed Tube Worm i, sb sand
Annelida Mesochaetopterus sp. Parchement Tube Worm i,sb sand
Annelida Nephtys spp. Other Clam Worms i, sb
Annelida Nereidae Other Clam Worms i, sb
Annelida Nereis brandti Sand Worm  
Annelida Nereis procera Pile Worm I,
Annelida Nereis vexillosa Large Mussel Worm i, sb
Annelida Pectinaria granulata Cone Worm i, sb
Annelida Sabellaria cementarium Honeycomb Worm  
Annelida Serpula vermicularis Calcareous Tube Worm i, r
Annelida Spirorbis sp. Snail Worm i, r
Annelida Sternaspis fossor Sea Grub i, s, sb
Annelida Telepsavus sp. Jointed Tube Worm  
Annelida Thelepus crispus Shell Binder Worm i, sb
Annelida Travisia pupa Worm s,sb
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