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Invasive blue land crabs reported along South Atlantic coast
Blue crab
Invasive Blue Crab spotted in Georgia Yes, they are edible, but be careful of those claws. (Photo submitted by Georgia DNR.)

Special to the Herald

 

SOCIAL CIRCLE – Recent sightings of a large, non-native land crab along the South Atlantic coast, including in coastal Georgia, are a cause for concern, according to the Georgia Department of Natural Resources’ Wildlife Resources Division (WRD).

Blue land crabs are native from Brazil to south Florida and can be as large as five- to six inches. Sightings recently have been reported well north of the crabs’ native range, including the coasts of Georgia, South Carolina and North Carolina. Multiple reports have been made to Georgia WRD offices.

While we are uncertain about the potential ecological and economic risks these crabs pose, we are currently concerned about damage caused by their extensive burrowing,” said Jim Page, WRD Aquatic Nuisance Species Program manager. “As a new non-native species in our state, we need more information about these crabs and are asking for the public’s help.” 

The crabs somewhat resemble a large fiddler crab, with one claw larger than the other. Even though they are called blue land crabs, they are not all blue. Adult males more often have the blue coloring, but females can be white or gray, and when younger, their colors can be even more varied. These crabs burrow deep into the ground and are most likely seen when heavy rain drives them to the surface.

 

Are blue crabs edible?

According to the University of Florida Institute of Food and Agricultural Sciences, the blue crab has been overharvested for culinary consumption in the Bahamas and Caribbean.

If you spot a blue crab and think it might make a tasty dinner, take its picture and note the location to report to the Georgia Department of Natural Resources’ Wildlife Resource Division, at www.GeorgiaWildlife.com/ANS; then bon appétit.

When attempting to catch them, be aware the pinchers are capable of “inflicting a memorable pinch,” according to the University of Florida.