Yes this one is bright fuschia-colored! Found it on red algae, where it obviously had been munching for some time.
Very red, not green, with a pale yellow stripe. About 2" long. ID as per: http://www.slosea.org/initiatives/is/invertdata.php?viewline=99
About 2" long, clinging to giant kelp. Found two others about 1" long.
I was excited to find this new isopod, Idotea stenops, or Feather Boa Isopod, aka Seaweed Isopod. Indeed it was not on Feather Boa Kelp, it was found on some red seaweed at low tide. This isopod is about 1" long, a dark army green.
Idotea is a genus of isopod crustaceans, mostly from cold temperate waters. The taxonomy of the genus is still in doubt, and many of the currently recognised species may be taxonomic synonyms, and others may be moved to different genera. The genus Idotea includes the following species: