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Marine Habitat Classification


Description of biotope or habitat type

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   Corymorpha, Gersemia, Zoantharia and Heliometra glacialis on Arctic mid bathyal rock and other hard substrata


Habitat (physical) description

Salinity Full (30-35 ppt)
Wave exposure
Tidal streams
Substratum Rock and other hard substrata
Zone Arctic mid bathyal
Depth Band 600 - 1100m (full depth range assemblage recorded 772 - 902m; median 837m)
Other Features

Download comparative physical and biological data. The comparative tables enable a rapid comparison of the species composition and principal physical characteristics between a given set of biotopes.

Distribution of habitat M.ArMB.Ro.MixCor.CorGer <i>Corymorpha</i>, <i>Gersemia</i>, Zoantharia and <i>Heliometra glacialis</i> on Arctic mid bathyal rock and other hard substrata

  • Records used to define the biotope (core records)
  • Other records assigned to this biotope, marked as 'certain'
  • Other records assigned to this biotope, marked as 'uncertain'
  • Predicted extent of the level 3 (for sublittoral rock & deep sea) or 4 (for sublittoral sediment) habitat

Point data based on records in the UK Marine Recorder Snapshot. Predicted habitat extent is from UKSeaMap.

Description

This biotope has been recorded on a cobble matrix at the base of the Wyville-Thomson Ridge. The most conspicuos fauna are an unidentified orange zoanthid, Corymorpha and Gersemia, although there is a dense ophiuroid bed present also. It is found in the cold Arctic waters.

Situation

No situation data available.

Temporal variation

No temporal variation data available.

Characterising Species

Characterising species data not applicable.

Similar biotopes

M.ArMB.Ro.CriCom.HelGla
Actinostolid anemones and Heliometra glacialis dominate while Corpymorpha and zoanthids are absent.

Photos

M.ArMB.Ro.MixCor.CorGer Corymorpha, Gersemia, Zoantharia and Heliometra glacialis on Arctic mid bathyal rock and other hard substrata, Wyville-Thompson Ridge. ANON © MSS/JNCC/University of Plymouth
M.ArMB.Ro.MixCor.CorGer Corymorpha, Gersemia, Zoantharia and Heliometra glacialis on Arctic mid bathyal rock and other hard substrata, Wyville-Thompson Ridge. ANON © MSS/JNCC/University of Plymouth

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