Description of biotope or habitat type
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Features of circalittoral rock
Physical habitat description
Salinity | Full (30-35 ppt) |
---|---|
Wave exposure | Very exposed, Exposed, Moderately exposed, Sheltered |
Tidal streams | Weak (>1 kn), Very weak (negligible) |
Substratum | Bedrock & artificial |
Zone | Circalittoral |
Depth Band | 10-20 m, 20-30 m, 30-50 m |
Other Features | Caves, overhanging rock, wrecks |
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.

- 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
Circalittoral rock features include circalittoral fouling communities (CR.FCR.FouFa) and circalittoral caves and overhangs (CR.FCR.Cv). These features are present throughout the circalittoral zone in a variety of wave exposures and tidal streams.
Situation
No situation data available.
Temporal variation
No temporal variation data available.
Characterising species
Characterising species data not applicable.
Similar biotopes or habitat types
Not applicable or unknown.