Romaleon antennarius  (Spot-Bellied Rock Crab)

© Aaron Baldwin (Photo ID #2110)

Photographer's Submitted Details

Photo Location	Ucluelet, BC
Photographer	Aaron Baldwin
Habitat	Under rocks
Photo Date
Upload Date	October 19, 2007
Elevation (m)
Latitude
Longitude
Photo ID #	2110
Comments	Cancer antennarius is a southern species that seems to (at least when I was sampling Washington and BC in the 1980's) periodically occur in more northern regions. When observing this species over several years at Neah Bay, Washington and Ucluelet BC I saw that the size classes were very narrow, meaning all individuals would be around the same size, or two sizes with a big difference between and no overlap. This raises the possibility that what is seen north of Oregon is actually a periodic recru