Chiridotea coeca
(Say, 1818)
sand isopod, Surf Sandmole
Chiridotea coeca is a marine isopod commonly known as the sand isopod or Surf Sandmole. It inhabits sandy substrates in the western Atlantic Ocean, where it constructs burrows and exhibits distinctive swimming when displaced. reach approximately 15 mm in length and are specialized for life in intertidal and shallow subtidal zones.
Pronunciation
How to pronounce Chiridotea coeca: //ˌkɪrɪˈdoʊtiə ˈsiːkə//
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Identification
Horizontally flattened body with an almost round when viewed from above. is short and pointed. Legs are long, , and bear large . measure up to 15 mm long by 7 mm wide. The last pair of legs is modified for digging.
Habitat
Sandy marine substrates; intertidal and shallow subtidal zones. Constructs burrows in sand using the last pair of legs.
Distribution
Western Atlantic Ocean from Nova Scotia, Canada to Florida, USA.
Diet
Carrion; uses gnathopods to hold food while chew pieces.
Behavior
When displaced from burrows (e.g., by wave action), individuals swim downward to the substrate and re-burrow. Uses the last pair of legs specifically for digging tunnels in sand.
Ecological Role
Scavenger; contributes to through consumption of carrion in sandy marine .