BIOTIC

BIOTIC Species Information for Nemertesia ramosa
All Taxonomy Biology Distribution Reproduction

Researched by	Angus Jackson	Data supplied by	MarLIN
Refereed by	Dr Rob Hughes
Distribution and Habitat
Distribution in Britain & Ireland	Widely distributed round all British and Irish coasts.
Global distribution	In the North Atlantic; from Iceland down to north-west Africa. In the Mediterranean; the Straight of Gibraltar, some parts of the Spanish coast, Israel and Italy. In the Indian Ocean; coasts of South Africa and Mozambique.
Biogeographic range	Not researched	Depth range	10-500 m
Migratory	Non-migratory / Resident
Distribution Additional Information

Substratum preferences	Bedrock Large to very large boulders Small boulders Cobbles Pebbles Gravel / shingle Maerl	Physiographic preferences	Open coast Offshore seabed Sealoch Ria / Voe Estuary Enclosed coast / Embayment
Biological zone	Lower Infralittoral Upper Circalittoral Lower Circalittoral	Wave exposure	Sheltered Very Sheltered Extremely Sheltered Ultra Sheltered
Tidal stream strength/Water flow	Moderately Strong (1-3 kn) Weak (<1 kn) Very Weak (negligible)	Salinity	Insufficient information
Habitat Preferences Additional Information	This species is not tolerant of wave action. Where exposed to swell it is not usually found at less than 30 m depth. It may be found at shallower depths in sheltered locations.
Distribution References	Hayward & Ryland, 1995b, Hughes, 1977, Jones, 1951, Ansín Agís et al., 2001,