Biology

Occurs in silty coastal bays (Ref. 9710). Enters estuaries (Ref. 4343) and freshwater tidal zone habitats (Ref. 12693). Found on muddy bottom at the base of the reef at Toguan Bay, Guam. Uses the burrow of a mottled brown alpheid prawn with two or more short white saddles or spots. Lives coastal sand and mud habitats from shallow estuaries to moderate depths on slopes (Ref. 48637).