Upper Newport Bay, Newport Beach, Orange County, CA. 11/10/07. Peter J. Bryant.

Pacific Calico Scallop
(Speckled Scallop)

Argopecten ventricosa

Pelecypodia: Pectinidae

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Below this line: Newport Bay, Newport Beach, Orange County, CA. 2/10/12. Peter J. Bryant. Background is 1/4 inch squares.
Right valve
Left valve
Distribution in Newport Bay, Newport Beach, Orange County, CA. 2012. Large circles, >5/cu.ft.; small circles, <5/cu.ft.: