Biodiversity & Conservation

Sabellaria spinulosa crusts on silty turbid circalittoral rock

CR.MCR.CSab.Sspi.As


MCR.Sspi

Image Anon. - Sabellaria spinulosa crusts on silty turbid circalittoral rock. Image width ca 10 cm.
Image copyright information

Distribution map

CR.MCR.CSab.Sspi.As recorded (dark blue bullet) and expected (light blue bullet) distribution in Britain and Ireland (see below)


  • EC_Habitats
  • OSPAR

Habitat sensitivity

Physical Factors

Click factor name to view rationale Intolerance Recoverability Sensitivity Species Richness Evidence / Confidence
Substratum Loss High High Moderate Major decline High
Smothering Intermediate High Low Major decline High
Increase in suspended sediment Low Very high Very low Minor decline Moderate
Decrease in suspended sediment Low Very high Very low No change Moderate
Desiccation Low Very high Very low Minor decline Low
Increase in emergence regime Intermediate High Low Decline Low
Decrease in emergence regime Tolerant* Not relevant Not sensitive* Rise High
Increase in water flow rate Tolerant Not relevant Not sensitive No change Moderate
Decrease in water flow rate Intermediate High Low Minor decline Moderate
Increase in temperature Low Very high Very low Minor decline Moderate
Decrease in temperature Tolerant Not relevant Not sensitive No change Moderate
Increase in turbidity Low Very high Very low Minor decline Low
Decrease in turbidity Low High Low Minor decline Low
Increase in wave exposure Intermediate High Low Decline Low
Decrease in wave exposure Intermediate High Low Minor decline Low
Noise Tolerant Not relevant Not sensitive No change Low
Visual Presence Tolerant Not relevant Not sensitive No change High
Abrasion & physical disturbance Intermediate High Low Decline Low
Displacement High High Moderate Decline High

Chemical Factors

Click factor name to view rationale Intolerance Recoverability Sensitivity Species Richness Evidence / Confidence
Synthetic compound contamination Intermediate High Low Decline Moderate
Heavy metal contamination Insufficient information Insufficient information Insufficient information Insufficient Information Not relevant
Hydrocarbon contamination Insufficient information Insufficient information Insufficient information Insufficient Information Not relevant
Radionuclide contamination Insufficient information Insufficient information Insufficient information Insufficient Information Not relevant
Changes in nutrient levels Low Very high Very low Minor decline Moderate
Increase in salinity Insufficient information Not relevant Insufficient information Insufficient Information Not relevant
Decrease in salinity Intermediate High Low Decline Moderate
Changes in oxygenation Insufficient information Insufficient information Insufficient information Insufficient Information Not relevant

Biological Factors

Click factor name to view rationale Intolerance Recoverability Sensitivity Species Richness Evidence / Confidence
Introduction of microbial pathogens/parasites Insufficient information Insufficient information Insufficient information Not relevant Not relevant
Introduction of non-native species Insufficient information Insufficient information Insufficient information Insufficient Information Not relevant
Extraction of this species Low Very high Very low No change Moderate
Extraction of other species Low Very high Very low Minor decline Low

Species used to indicate biotope intolerance

Physical factors

Sabellaria spinulosa
Key structural
Urticina felina
Important functional
Ophiothrix fragilis
Important functional
Substratum LossHighHighHigh
SmotheringLowLowHigh
Increase in suspended sedimentLowLowLow
Decrease in suspended sedimentIntermediateTolerant*
DesiccationTolerantIntermediateIntermediate
Increase in emergence regimeIntermediateIntermediateNot relevant
Decrease in emergence regimeTolerant*Tolerant*
Increase in water flow rateIntermediateTolerantLow
Decrease in water flow rateIntermediateIntermediate
Increase in temperatureLowIntermediateIntermediate
Decrease in temperatureTolerantIntermediate
Increase in turbidityTolerantTolerantLow
Decrease in turbidityIntermediateTolerant
Increase in wave exposureIntermediateTolerantLow
Decrease in wave exposureIntermediateIntermediate
NoiseTolerantTolerantLow
Visual PresenceTolerantTolerantTolerant
Abrasion & physical disturbanceIntermediateIntermediateIntermediate
DisplacementHighLowTolerant

Chemical factors

Sabellaria spinulosa
Key structural
Urticina felina
Important functional
Ophiothrix fragilis
Important functional
Synthetic compound contaminationTolerant*IntermediateInsufficient information
Heavy metal contaminationInsufficient informationInsufficient informationInsufficient information
Hydrocarbon contaminationInsufficient informationLowHigh
Radionuclide contaminationInsufficient informationInsufficient informationInsufficient information
Changes in nutrient levelsInsufficient informationInsufficient informationIntermediate
Increase in salinityInsufficient informationNot relevantLow
Decrease in salinityIntermediateLow
Changes in oxygenationIntermediateIntermediateHigh

Biological factors

Sabellaria spinulosa
Key structural
Urticina felina
Important functional
Ophiothrix fragilis
Important functional
Introduction of microbial pathogens/parasitesInsufficient informationInsufficient informationLow
Introduction of non-native speciesInsufficient informationInsufficient informationTolerant
Extraction of this speciesNot relevantHighNot relevant
Extraction of other speciesIntermediateTolerantTolerant

Species used to indicate biotope recoverability

Physical factors

Sabellaria spinulosa
Key structural
Urticina felina
Important functional
Ophiothrix fragilis
Important functional
Substratum LossHighModerateHigh
SmotheringImmediateVery highHigh
Increase in suspended sedimentImmediateVery highVery high
Decrease in suspended sedimentHighNot relevant
DesiccationNot relevantModerateHigh
Increase in emergence regimeHighModerateNot relevant
Decrease in emergence regimeNot relevantNot relevant
Increase in water flow rateHighNot relevantVery high
Decrease in water flow rateHighModerate
Increase in temperatureHighHighHigh
Decrease in temperatureNot relevantHigh
Increase in turbidityNot relevantNot relevantVery high
Decrease in turbidityHighNot relevant
Increase in wave exposureHighNot relevantVery high
Decrease in wave exposureHighHigh
NoiseNot relevantNot relevantVery high
Visual PresenceNot relevantNot relevantNot relevant
Abrasion & physical disturbanceHighModerateHigh
DisplacementHighImmediateNot relevant

Chemical factors

Sabellaria spinulosa
Key structural
Urticina felina
Important functional
Ophiothrix fragilis
Important functional
Synthetic compound contaminationNot relevantModerateNot relevant
Heavy metal contaminationInsufficient informationInsufficient informationNot relevant
Hydrocarbon contaminationInsufficient informationVery highHigh
Radionuclide contaminationInsufficient informationInsufficient informationNot relevant
Changes in nutrient levelsInsufficient informationInsufficient informationHigh
Increase in salinityNot relevantNot relevantHigh
Decrease in salinityHighVery high
Changes in oxygenationHighHighHigh

Biological factors

Sabellaria spinulosa
Key structural
Urticina felina
Important functional
Ophiothrix fragilis
Important functional
Introduction of microbial pathogens/parasitesInsufficient informationInsufficient informationHigh
Introduction of non-native speciesInsufficient informationInsufficient informationNot relevant
Extraction of this speciesNot relevantModerateNot relevant
Extraction of other speciesHighNot relevantNot relevant

This review can be cited as follows:

Jackson, A. & Hiscock, K. 2006. Sabellaria spinulosa crusts on silty turbid circalittoral rock. Marine Life Information Network: Biology and Sensitivity Key Information Sub-programme [on-line]. Plymouth: Marine Biological Association of the United Kingdom. [cited 19/12/2014]. Available from: <http://www.marlin.ac.uk/habitatsensitivity.php?habitatid=348&code=2004>