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Biodiversity & Conservation
| Basic Information | Biotope classification | Ecology | Habitat preferences and distribution | Species composition | Sensitivity | Importance |
Polyides rotundus, Ahnfeltia plicata and Chondrus crispus on sand-covered infralittoral rock
IR.MIR.SedK.PolAhn
IR.MIR.SedK.PolAhn recorded (
) and expected (
) distribution in Britain and Ireland (see below)
Marine natural heritage importance
| Listed under |
EC Habitats Directive |
|---|---|
| National importance | Uncommon |
| Habitat Directive feature (Annex 1) | Reefs Large shallow inlets and bays |
Biotope importance
The biotope probably does not support a large number of grazers as the climax algal species are sufficiently tough to be resistant to grazing. The turf may provide a refuge and source of food for fish species living in the shallow subtidal, particularly gobies and wrasse.
Exploitation
Additional information
No text entered
This review can be cited as follows:
Rayment, W.J. 2002. Polyides rotundus, Ahnfeltia plicata and Chondrus crispus on sand-covered infralittoral rock. Marine Life Information Network: Biology and Sensitivity Key Information Sub-programme [on-line]. Plymouth: Marine Biological Association of the United Kingdom. [cited 24/05/2013]. Available from: <http://www.marlin.ac.uk/habitatimportance.php?habitatid=222&code=1997>
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