Biodiversity & Conservation

Halcampa chrysanthellum and Edwardsia timida on sublittoral clean stone gravel



Image Bernard Picton - Edwardsia timida on sublittoral clean stone gravel. Image width ca XX cm.
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Distribution map

SS.SCS.ICS.HchrEdw recorded (dark blue bullet) and expected (light blue bullet) distribution in Britain and Ireland (see below)

  • EC_Habitats

Text page icon Habitat description

Map icon Distribution of biotope in Britain and Ireland Recorded from a very small number of locations in western Scotland.
National importance Scarce

Text page icon Description of biotope

For a full description of this biotope including characterizing species, distribution, survey information and references visit JNCC

Periodically (seasonally?) disturbed sublittoral stone gravel with small pebbles characterized by the presence of the anemones Halcampa chrysanthellum and Edwardsia timida. This biotope may also be contain opportunistic red seaweeds such as Palmaria palmata. Associated species are often typical of a hydroid/bryozoan turf but with infauna such as Sabella pavonina and Megalomma vesiculosum. It should be noted that this habitat may show considerable variation in community composition. (Information taken from the Marine Biotope Classification for Britain and Ireland, Version 97.06: Connor et al., 1997a, b).

Additional information icon Additional information

This review can be cited as follows:

Hiscock, K. 2001. Halcampa chrysanthellum and Edwardsia timida on sublittoral clean stone gravel. 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: <>