Lined Shore Crab (Pachygrapsus crassipes), Pescadero, California, U.S.A. (5 June 2008)

Lined Shore Crab (Pachygrapsus crassipes), Pescadero, California, U.S.A. (5 June 2008)
Photographer: Ken-ichi UedaRights holder: Ken-ichi Ueda

source: https://www.flickr.com/photos/ken-ichi/2555735350