description Red-clawed Crab Overview
The red-clawed crab, Perisesarma bidens, is a small semiterrestrial crab associated with mangroves, estuaries, and other brackish habitats in the Indo-Pacific region. It has a dark carapace and conspicuous reddish claws, and spends much of its time on land while remaining dependent on access to water and humid shelter. It is kept in aquariums, but requires a secure paludarium with both land and appropriately brackish water.
help Red-clawed Crab FAQ
What is the scientific name of the red-clawed crab?
The red-clawed crab is Perisesarma bidens. It is a small semiterrestrial crab associated with mangroves, estuaries, and brackish water.
Why is it called the red-clawed crab?
The name refers to its conspicuous reddish claws, which contrast with its darker carapace. The crab often spends time out of the water but remains dependent on moist brackish habitat.
Can a red-clawed crab live entirely on land?
No. It is semiterrestrial, meaning it can spend much of its time on land but still needs humid mangrove or estuarine conditions. Its natural range is in the Indo-Pacific region.
What kind of habitat does Perisesarma bidens need?
It is linked to mangroves, estuaries, and other brackish habitats. These areas provide both the damp ground it uses on land and the water connection required by its life cycle.
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