Size: To 1″(25mm)diameter
Range: Northern B.C. South to California. This species is very common subtidally and intertidally at Race Rocks. It is common in rocky areas and kelp beds to 100′(30m) and deeper, among algae and under rocks.
At RaceRocks it is frequently used as a dwelling by small hermit crabs.
Common Name: Blue top snail
Food: Omnivorous feeding on hydroids, bryozoans, detritus and diatoms.This common and abundant species also eats compound tuncates and sponges
Comments:. It exhibits an escape response to the ochre sea star Pisaster ochraceus .
Other Members of the Phylum Mollusca at Race Rocks.
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and Image File
|The Race Rocks taxonomy is a collaborative venture originally started with the Biology and Environmental Systems students of Lester Pearson College UWC. It now also has contributions added by Faculty, Staff, Volunteers and Observers on the remote control webcams.|
Dec. 2002 Carmen Zana (PC yr29)