Marine Ecology  
Species List
Bivalves and Chitons

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Bivalvia

Ployplacophora

Mytilus spp

Siliqua patula

Cryptochiton stelleri

Species List

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Species List

Scientific Name Date Common name Location Observations
Saxidomus gigantea 4/11/2008 Butter clam Fox Island Found on West side of island, on top of sandy substrate, fat and rounded shell
Clinocardium nuttalli 4/11/2008 Nuttall's cockle Fox Island Found on East side of island, on top of sandy/muddy substrate, radiating ridges on shell
Mytilus trossulus 4/11/2008 Pacific blue mussel Fox Island Found attached to rocks in lower intertidal zone, black/blue shell, oblong shaped shell

Cliocardium

nuttalli

4/25/2008 Heart cockle Willapa Bay Found within sandy/muddy sediments, lower intertidal, large heart-shaped shells
Siliqua patula 4/25/2008 Razor clam Willapa Bay Found within sandy/muddy sediments, lower intertidal, juvenile, elongated shell
Tresus nuttalli 4/25/2008 Pacific Gaper Willapa Bay Found within sandy/muddy sediments, lower intertidal, found pea crab inside
Criptomaya califorinca 4/25/2008 False maya Willapa Bay Found within sandy/muddy sediments, lower intertidal,
Tolina bodagensis 4/25/2008 Bodega tellina Willapa Bay Found within sandy/muddy sediments, lower intertidal
Maya arenaria 4/25/2008 Soft shell clam Willapa Bay Found within sandy/muddy sediments, lower intertidal
Mytilus californianus 5/24/2008 California mussel Hole in the wall Clumped together in beds, in mid and lower intertidal zone
Katharina tunicata 5/24/2008 Black katy chiton Hole in the wall Attached to rocks in lower intertidal zone
Mopalia muscosa 5/24/2008 Mossy chiton Hole in the wall Attached to rocks in the mid intertidal zone
Crassostrea gigas 5/24/2008 Pacific Oyster Hole in the wall Attached to rocks in the mid intertidal zone
Tonicella lineata 5/24/2008 Lined chiton Hole in the wall Attached to rocks in crevices, in lower intertidal zone
Mytilus californianus 5/25/2008 California mussel Salt creek Attached to rocks in mid and lower intertidal zones
Katharina tunicata 5/25/2008 Black katy chiton Salt creek Attached to rocks in lower intertidal zone
Mopalia muscosa 5/25/2008 Mossy chiton Salt creek Attached to rocks in mid intertidal zone, and in tide pools
Cryptochiton stelleri 5/25/2008 Giant pacific chiton Salt creek Attached to rocks in lower intertidal zone, in tide pools
Tonicella lineata 5/25/2008 Lined chiton Salt creek Attached to rocks in tide pools in lower intertidal zone
Lepidochiton dentins 5/25/2008 Gould's baby chiton Salt creek Attached to rocks in lower intertidal zone
Saxidomus gigantea 5/25/2008 Butter clam Salt creek In tide pool on lower intertidal zone
Mytilus trossulus 5/31/2008 Pacific blue mussel Argyle creek, San Juan Clumped together in mid to lower intertidal zones attached to rocks
Crossostrea gigas 5/31/2008 Pacific oyster Argyle creek, San Juan Attached to rocks through out stream
Mopalia muscosa 5/31/2008 Mossy chiton Argyle creek, San Juan Attached to rocks through out stream, abundant
Mytilus californianus 5/31/2008 California mussel Argyle creek, San Juan Attached to and in-between rocks in stream
Katharina tunicata 5/31/2008 Black katy chiton Argyle creek, San Juan Attached to rocks, in portion with faster water flow 
Mopalia ciliata 5/31/2008 Hairy chiton Argyle creek, San Juan Attached to rocks in stream
Lepidochiton cooperi 5/31/2008 Cooper's chiton Argyle creek, San Juan Attached to rock in stream
Chlamys rubida 5/31/2008 Smooth pink scallop Argyle creek, San Juan Attached to rock in middle of stream
Mopalia muscosa 6/1/2008 Mossy chiton Cattle point Attached to rocks in mid intertidal zone, and in tide pools
Katharina tunicata 6/1/2008 Black katy chiton Cattle point Attached to rocks in the lower intertidal zone

 

 

 

Saxidomus gigantea

Saxidomus gigantea

Clinocardium nuttalli

Clinocardium nuttalli

Mytilus Trossulus

Mytilus trossulus

Siliqua patula

Siliqua patula

Tresus nuttalli

Tresus nuttalli

Mytilus califonianus

Mytilus californianus

Katharina tunicata

Katharina tunicata

Tonicella lineata

Tonicella lineata

Crossostea gigas

Crossostrea gigas

Mopalia muscosa

Mopalia muscosa

Mopalia ciliata

Mopalia ciliata

Lepidozona cooperi

Lepidozona cooperi

 

 
This web page is part of the UWT Maeine Ecology course project http://courses.washington.edu/mareco08