Grapsus grapsus (Linnaeus, 1758)
Lightfoot crab
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Family:  Grapsidae (shore, marsh, and talon crabs)
Max. size:  7.7 cm CL (male/unsexed)
Environment:  benthic; marine; depth range 0 - 5 m
Distribution:  Indo-Pacific and Atlantic: from Baja California (Mexico) to Chile, including Clipperton Island, Galapagos Islands and other Pacific oceanic islands; from south Florida to central America, West Indies, to Colombia, Venezuela and Brazil, to western Africa and Portugal, including Azores, Cape Verde, Sao Tome and Principe, Ascension and Saint Helena. Subtropical and tropical.
Diagnosis:   
Biology:  Maximum carapace width: 8.7 cm. Inhabits rocks near water line and is very active on land, taking refuge in the sea when threatened (Ref. 435). Supralittoral to intertidal (Ref. 104055). Abundant in splash zones (Ref. 105697). On rubbles (Ref. 106471). Feeds on cirripedes, mytilids, and porcelain crabs; occasionally acts as a scavenger. Also preys upon sea turtles and on the lookout for marine birds nest (Ref. 106452). Herbivorous (Ref. 106455).
IUCN Red List Status: Not Evaluated (N.E.) Ref. 123251)
Threat to humans: 
Country info:   
 

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