BIOTIC Species Information for Carcinus maenas
Click here to view the MarLIN Key Information Review for Carcinus maenas
Researched byKen Neal & Paolo Pizzolla Data supplied byMarLIN
Refereed byThis information is not refereed.
Distribution and Habitat
Distribution in Britain & IrelandThis ubiquitous crab is found on all shores of Britain and Ireland.
Global distributionNorth Eastern Atlantic from northern Norway southwards to West Africa. It has been introduced to the USA, Sri Lanka, Red Sea, Madagascar, South Africa and Australia.
Biogeographic rangeNot researched Depth rangeIntertidal down to 60 m.
MigratoryInsufficient information   
Distribution Additional InformationNo text entered

Substratum preferencesNo preference
Physiographic preferencesOpen coast
Strait / sound
Sealoch
Ria / Voe
Estuary
Isolated saline water (Lagoon)
Enclosed coast / Embayment
Biological zoneUpper Eulittoral
Mid Eulittoral
Lower Eulittoral
Sublittoral Fringe
Upper Infralittoral
Lower Infralittoral
Upper Circalittoral
Lower Circalittoral
Wave exposureSheltered
Very Sheltered
Extremely Sheltered
Ultra Sheltered
Tidal stream strength/Water flowModerately Strong (1-3 kn)
Weak (<1 kn)
Very Weak (negligible)
SalinityLow (<18 psu)
Variable (18-40 psu)
Full (30-40 psu)
Reduced (18-30 psu)
Habitat Preferences Additional Information
Distribution References Hayward et al., 1996, Hayward & Ryland, 1995b, Fish & Fish, 1996, NBN, 2002, JNCC, 1999, Picton & Costello, 1998, Ameyaw-Akumfi & Naylor, 1987,
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