BIOTIC

BIOTIC Species Information for Homarus gammarus
All Taxonomy Biology Distribution Reproduction

Researched by	Morvan Barnes	Data supplied by	MarLIN
Refereed by	This information is not refereed
Distribution and Habitat
Distribution in Britain & Ireland	Found on all British and Irish coasts.
Global distribution	Found in western Europe from Norway and the Shetland Isles south to Morocco, the Mediterranean and the Black Sea.
Biogeographic range	Temperate to warm temperate.	Depth range	LWST to 60 m.
Migratory	Seasonal (reproduction)
Distribution Additional Information

Substratum preferences	Bedrock Crevices / fissures Caves Large to very large boulders	Physiographic preferences	Enclosed coast / Embayment Offshore seabed Strait / sound Open coast
Biological zone	Circalittoral Offshore Lower Circalittoral Upper Circalittoral Lower Infralittoral Upper Infralittoral	Wave exposure	Moderately Exposed Exposed Sheltered
Tidal stream strength/Water flow	Insufficient information	Salinity	Full (30-40 psu)
Habitat Preferences Additional Information
Distribution References	Hayward & Ryland, 1995b, Hayward et al., 1996, Smith et al., 2001, NBN, 2002, JNCC, 1999, Picton & Costello, 1998, Addison & Bannister, 1984, Ingle, 1997, Linnane et al., 2000, Bannister, 1998, Collins et al., 1992,