Biodiversity & Conservation

Mytilus edulis beds with hydroids and ascidians on tide-swept moderately exposed circalittoral rock

CR.MCR.CMus.CMyt

MCR.MytHAs

Image Anon. - Mytilus edulis beds with hydroids and ascidians on tide-swept moderately exposed circalittoral rock. Image width ca 1m in foreground.
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Distribution map

CR.MCR.CMus.CMyt recorded (dark blue bullet) and expected (light blue bullet) distribution in Britain and Ireland (see below)

  • EC_Habitats

For a list of 2004 characterising species please see the JNCC website.

Map icon UK and Ireland classification

Major habitat CR Circalittoral rock (and other hard substrata)
Habitat complex CR.MCR Moderate energy circalittoral rock
Biotope complex CR.MCR.CMus Circalittoral mussel beds on rock
Biotope CR.MCR.CMus.CMyt Mytilus edulis beds with hydroids and ascidians on tide-swept exposed to moderately wave-exposed circalittoral rock

Additional information icon Additional information

European Nature Information System (EUNIS) Habitat classification code: Included within A3.6/B-MCR.M Mussel beds on moderately exposed circalittoral rock (Davies & Moss, 1998).

This review can be cited as follows:

Tyler-Walters, H. 2001. Mytilus edulis beds with hydroids and ascidians on tide-swept moderately exposed circalittoral rock. Marine Life Information Network: Biology and Sensitivity Key Information Sub-programme [on-line]. Plymouth: Marine Biological Association of the United Kingdom. [cited 25/05/2013]. Available from: <http://www.marlin.ac.uk/habitatclassification.php?habitatid=208&code=2004>