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Grapsus albolineatus
Grapsus albolineatus Lamarck, 1818
Mottled crab
Grapsus albolineatus
photo by Rusconi, Gianemilio

Family:  Grapsidae (shore, marsh, and talon crabs)
Max. size:  5.027 cm CL (male/unsexed); 5.914 cm CL (female)
Environment:  benthic; marine
Distribution:  Indo-West Pacific.
Diagnosis:  Carapace rounded; front straight, entire; anterolateral margins rounded, each with 1 tooth; lateral regions with numerous oblique striae. Fingertips strongly spooned. Color: carapace with green and white transverse markings.
Biology:  Common species on exposed rocky shores, observed in large populations (Ref. 106287). Also caught by special nets (343). Found out of the water, on rocks in the splash zone (Refs. 343, 127957) and in the infratidal zone (Ref. 3565). Intertidal on rocky shores and reef tops exposed to wave action (Ref. 801), and mudflats (Ref. 128960). Restricted to offshore islands. Key species for healthy exposed rocky shores (Ref. 801). Herbi-/omnivorous (Refs. 127957, 128960).
IUCN Red List Status: Not Evaluated (N.E.) Ref. 123251)
Threat to humans:  poisonous to eat
Country info:   
 

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