BIOTIC

BIOTIC Species Information for Echinus esculentus
All Taxonomy Biology Distribution Reproduction

Researched by	Dr Harvey Tyler-Walters and Lizzie Tyler	Data supplied by	MarLIN and University of Sheffield
Refereed by	This information is not refereed.
Distribution and Habitat
Distribution in Britain & Ireland	Common on most coasts of the British Isles but absent from most of east coast of England, the eastern English Channel and some parts of north Wales.
Global distribution	Abundant in the N.E. Atlantic from Iceland, north to Finmark, Norway and south to Portugal. Absent from the Mediterranean.
Biogeographic range	Not researched	Depth range	0 - 1200 m
Migratory	Non-migratory / Resident
Distribution Additional Information	No text entered

Substratum preferences	Bedrock Large to very large boulders Small boulders Artificial (e.g. metal/wood/concrete) Rockpools Under boulders Caves Crevices / fissures Overhangs	Physiographic preferences	Open coast Strait / sound Sealoch Ria / Voe Enclosed coast / Embayment
Biological zone	Sublittoral Fringe Upper Infralittoral Lower Infralittoral Upper Circalittoral Lower Circalittoral	Wave exposure	Exposed Moderately Exposed Sheltered
Tidal stream strength/Water flow	Moderately Strong (1-3 kn)	Salinity	Full (30-40 psu)
Habitat Preferences Additional Information
Distribution References	Hayward & Ryland, 1995b, Mortensen, 1927, Fish & Fish, 1996, Hyman, 1955, Nichols, 1979, Nichols, 1969, Nichols, 1984, JNCC, 1999, Picton & Costello, 1998, NBN, 2002, Hayward & Ryland, 1990, Julie Bremner, unpub data,