Biodiversity & Conservation

Caves and overhangs (deep)


Caves and overhangs (deep)
Distribution map

CR.FCR.Cv recorded (dark blue bullet) and expected (light blue bullet) distribution in Britain and Ireland (see below)

  • EC_Habitats

Marine natural heritage importance

Listed under EC Habitats Directive
National importance Scarce
Habitat Directive feature (Annex 1) Reefs
Submerged or partly submerged sea caves
Large shallow inlets and bays

Biotope importance

The biotope does not provide special or unique structure or food source for other species.


No exploitation is known to occur.

Additional information icon Additional information

This biotope holds several nationally rare or scarce species and its protection is therefore important. The biotope occurs in 'Reef' habitats as defined in the Habitats Directive.

This review can be cited as follows:

Hiscock, K. 2000. Caves and overhangs (deep). Marine Life Information Network: Biology and Sensitivity Key Information Sub-programme [on-line]. Plymouth: Marine Biological Association of the United Kingdom. [cited 27/11/2015]. Available from: <>