Family: |
Polymastiidae () |
Max. size: |
2 cm H (male/unsexed) |
Environment: |
sessile; marine; depth range 0 - 15 m |
Distribution: |
Eastern Pacific: USA, Canada and Alaska. |
Diagnosis: |
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Biology: |
White to yellow pale, breast-shaped individuals (1.2 cm at base and 2.0 cm in height) with single osculum; aggregations may cover 60-90 cm across. On rocks with sandy pockets at the very low intertidal zone (Ref. 865). |
IUCN Red List Status: |
Not Evaluated (N.E.) Ref. 123251)
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Threat to humans: |
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Country info: |
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