Blue crab
Callinectes sapidus
#nm_0108📍 International
- Language
- English
- Transliteration
- Blue crab
Compound: blue + crab blue: sapphire-blue coloring on claws, crab: from Old English crabba
Swimming crab (Portunidae) native to the western Atlantic from Cape Cod to Argentina. Distinctive blue coloration, carapace up to 23cm wide. Invasive in the Mediterranean, where it threatens native mollusk populations.