genus

Hemigrapsus

Field notes

Hemigrapsus is a genus of varunid crabs comprising thirteen species native almost exclusively in the Pacific Ocean, but two have been introduced to the North Atlantic region.

Children

Yellow Shore Crab presumed native
Purple Shore Crab presumed native
Asian Shore Crab introduced
Common Rock Crab
Japanese Shore Crab

Range

United States

Greener is more native, amber more introduced; paler is less certain. How this was decided