Biggest isopods I've ever seen in the intertidal!
Found under rock, in gravel/sand. Guessing it's I. urotoma, but open to other suggestions!
Floating along, waving its tiny legs around.
Salt water area.
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: