Invertebrates observed on Friday Harbor docks
Updated through October 2015
Opistobranchia: Sea slugs Acanthodoris hudsonii Hudson’s dorid Acanthodoris nanaimoensis Nanaimo dorid Aeolida papillosa Shaggy mouse Dendronotus rufus Red dendronotus Diaulula sandiegensis Leopard nudibranch Dirona albolineata Frosted dirona Doris montereyensis Monterey sea lemon Dirona pellucida Goldern dirona Flabellina trilineata Three-lined aeolid Hermissenda crassicornis Opalescent nudibranch Janolus fuscus Orange-and-white tipped nudibranch Melibe leonina Hooded nudibranch Peltodoris nobilis Sea lemon Rostanga pulchra Red sponge nudibranch Triopha catalinae Clown nudibranch Actinaria : Sea anemones Anthopleura sola Solitary anemone Cribrinopsis albopunctata White-spotted anemone Epiactis prolifera Budding anemone Metridium farcimen Fancy white anemone Metridium senile Pale anemone Urticina coriacea Red-beaded anemone Urticina grebelnya Christmas anemone Ascidiacea: Sea squirts Boltenia villosa Stalked hairy sea squirt Chelysoma productum Flat-topped sea squirt Cnemidocarpa finmarkiensis Red solitary sea squirt Corella inflata Brooding transparent sea squirt Didemnum album White leather glove Halocynthia igaboja Spiny sea squirt Molgula pacifica Small orange sea squirt Pycnoclavella stanleyi Yellow social sea squirt Pyura haustor Warty sea squirt Styela clava Club tunicate Demospongiae : Sponges Cliona celata Yellow encrusting sponge Halichondria bowerbanki Breadcrumb sponge Haliclona permollis Purple encrusting sponge Polymastia spp Nipple sponge Stylissa stipulata Vase, or trumpet sponge
1 Polychaeta : Segmented worms Eudistylia vancouveri Northern feather duster Schizobranchia insignis Feather duster worm Serpula columbiana Calcareous tubeworm Mollusca : Mollusks Chlamys hastata Spiny pink scallop Crassadoma gigantea Rock scallop Cryptochiton stelleri Gumboot chiton Katharina tunicata Katy or Black chiton Lepidozona mertensii Merten’s chiton Lottia digitalis Finger limpet Modiolus modiolus Bearded mussel Mopalia muscosa Mossy chiton Mytilus trossulus x edulis Blue mussel Nucella lamellosa Frilly dogwinkle Pododesmus machroschisma Rock oyster or False green jingle shell Tectura persona Face limpet Tectura scutum Shield limpet Tonicella lineata Lined chiton Crustacea: Crustaceans Balanus glandula Acorn barnacle Cancer productus Red rock crab Hapalogaster mertensii Hairy crab Lophopanopeus bellus Black-clawed crab Oregonia gracilis Decorator crab Pandalus danae Dock “coonstripe” shrimp Pandalus hypsonotus Humpback shrimp Pandalus platyceros Spot prawn Pugettia gracilis Graceful kelp crab Pugettia producta Northern kelp crab Semibalanus cariosus Thatched barnacle Asteroidea : Sea stars Pycnopodia helianthoides Sunflower star Pisaster ochraceus Ochre star Henricia leviuscula Blood star Dermasterias imbricate Leather star Crossaster paposus Rose star Solaster stimpsoni Striped sun star Evasterias troschelii Mottled, or False ochre sea star Ophiopteris papillosa Blunt spined brittle star Echinoidea : Sea urchins Strongylocentrotus droebachiensis Green sea urchin Holothuroidea: Sea cucumbers Cucumaria pallida Pallid sea cucumber Eupentacta qinquesemita White sea cucumber
2 Parastichopus californicus California sea cucumber Bryozoa: Bryozoans Hippodiplosia insculpta Fluted bryozoan Membranipora membranacea Kelp lace bryozoan Scleractinians: Stony corals Balanophyllia elegans Orange cup coral Brachiopoda: Brachipods Terebratalia transversa Ridged lamp shell
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