Biodiversity & Conservation

Urticina felina on sand-affected circalittoral rock

CR.MCR.EcCr.UrtScr


MCR.Urt

Image Keith Hiscock - Urticina felina and Ciocalypta penicillus on sand-covered circalittoral rock (MCR.Urt.Cio). Image width ca 60 cm.
Image copyright information

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Distribution map

CR.MCR.EcCr.UrtScr recorded (dark blue bullet) and expected (light blue bullet) distribution in Britain and Ireland (see below)


  • EC_Habitats

Habitat sensitivity

Physical Factors

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

Chemical Factors

Click factor name to view rationale Intolerance Recoverability Sensitivity Species Richness Evidence / Confidence
Synthetic compound contamination Intermediate High Low Decline Low
Heavy metal contamination Insufficient information Not relevant Insufficient information Not relevant Not relevant
Hydrocarbon contamination Intermediate High Low Minor decline Very low
Radionuclide contamination Insufficient information Not relevant Insufficient information Not relevant Moderate
Changes in nutrient levels Low Very high Very low No change Low
Increase in salinity Not relevant Not relevant Not relevant Not relevant High
Decrease in salinity Intermediate Moderate Moderate Decline Very low
Changes in oxygenation Not relevant Not relevant Not relevant Not relevant Moderate

Biological Factors

Click factor name to view rationale Intolerance Recoverability Sensitivity Species Richness Evidence / Confidence
Introduction of microbial pathogens/parasites Insufficient information Not relevant Insufficient information High
Introduction of non-native species Not relevant Not relevant Not relevant Not relevant High
Extraction of this species Not relevant Not relevant Not relevant Not relevant Not relevant
Extraction of other species Not relevant Not relevant Not relevant Not relevant Not relevant

Species used to indicate biotope intolerance

Physical factors

Nemertesia ramosa
Important characterizing
Alcyonium digitatum
Important other
Urticina felina
Important characterizing
Pomatoceros triqueter
Important other
Balanus crenatus
Important other
Pentapora fascialis
Important structural
Flustra foliacea
Important structural
Substratum LossHighHighHighHighHighHighHigh
SmotheringIntermediateIntermediateLowHighHighIntermediateTolerant
Increase in suspended sedimentIntermediateLowLowLowLowIntermediateTolerant*
Decrease in suspended sedimentTolerant*LowTolerant
DesiccationHighNot relevantIntermediateIntermediateHighHighNot relevant
Increase in emergence regimeHighNot relevantIntermediateIntermediateHighHighNot relevant
Decrease in emergence regimeTolerant*Tolerant*Not relevant
Increase in water flow rateIntermediateTolerant*TolerantTolerant*LowLowTolerant
Decrease in water flow rateIntermediateIntermediateTolerantIntermediate
Increase in temperatureInsufficient informationLowIntermediateTolerant*HighIntermediateTolerant
Decrease in temperatureLowIntermediateIntermediateTolerant
Increase in turbidityTolerantLowTolerantTolerantLowTolerantTolerant
Decrease in turbidityTolerantTolerantTolerant*
Increase in wave exposureHighTolerantTolerantLowLowIntermediateIntermediate
Decrease in wave exposureIntermediateIntermediateTolerantIntermediate
NoiseTolerantTolerantTolerantTolerantTolerantTolerantTolerant
Visual PresenceTolerantTolerantTolerantTolerantTolerantTolerantTolerant
Abrasion & physical disturbanceIntermediateIntermediateIntermediateIntermediateIntermediateHighIntermediate
DisplacementHighHighLowLowHighHighHigh

Chemical factors

Nemertesia ramosa
Important characterizing
Alcyonium digitatum
Important other
Urticina felina
Important characterizing
Pomatoceros triqueter
Important other
Balanus crenatus
Important other
Pentapora fascialis
Important structural
Flustra foliacea
Important structural
Synthetic compound contaminationInsufficient informationIntermediateIntermediateInsufficient informationHighInsufficient informationHigh
Heavy metal contaminationInsufficient informationInsufficient informationInsufficient informationInsufficient informationIntermediateInsufficient informationLow
Hydrocarbon contaminationInsufficient informationLowLowInsufficient informationLowInsufficient informationInsufficient information
Radionuclide contaminationInsufficient informationInsufficient informationInsufficient informationInsufficient informationInsufficient informationInsufficient informationInsufficient information
Changes in nutrient levelsInsufficient informationLowInsufficient informationInsufficient informationIntermediateInsufficient informationInsufficient information
Increase in salinityInsufficient informationIntermediateNot relevantTolerantLowHighNot relevant
Decrease in salinityLowHighHigh
Changes in oxygenationInsufficient informationHighIntermediateInsufficient informationHighIntermediateInsufficient information

Biological factors

Nemertesia ramosa
Important characterizing
Alcyonium digitatum
Important other
Urticina felina
Important characterizing
Pomatoceros triqueter
Important other
Balanus crenatus
Important other
Pentapora fascialis
Important structural
Flustra foliacea
Important structural
Introduction of microbial pathogens/parasitesInsufficient informationInsufficient informationInsufficient informationInsufficient informationInsufficient informationInsufficient informationLow
Introduction of non-native speciesInsufficient informationInsufficient informationInsufficient informationTolerantInsufficient informationInsufficient informationInsufficient information
Extraction of this speciesNot relevantNot relevantHighNot relevantNot relevantNot relevantNot relevant
Extraction of other speciesTolerantIntermediateTolerantNot relevantNot relevantTolerantHigh

Species used to indicate biotope recoverability

Physical factors

Nemertesia ramosa
Important characterizing
Alcyonium digitatum
Important other
Urticina felina
Important characterizing
Pomatoceros triqueter
Important other
Balanus crenatus
Important other
Pentapora fascialis
Important structural
Flustra foliacea
Important structural
Substratum LossModerateHighModerateHighHighModerateHigh
SmotheringVery highHighVery highHighHighModerateNot relevant
Increase in suspended sedimentImmediateVery highVery highHighHighHighNot relevant
Decrease in suspended sedimentNot relevantHighNot relevant
DesiccationModerateNot relevantModerateHighHighModerateNot relevant
Increase in emergence regimeModerateNot relevantModerateHighHighModerateNot relevant
Decrease in emergence regimeNot relevantNot relevantNot relevant
Increase in water flow rateHighNot relevantNot relevantNot relevantVery highVery highHigh
Decrease in water flow rateHighModerateNot relevantHigh
Increase in temperatureInsufficient informationHighHighNot relevantHighHighNot relevant
Decrease in temperatureHighHighHighNot relevant
Increase in turbidityNot relevantVery highNot relevantNot relevantVery highNot relevantNot relevant
Decrease in turbidityNot relevantNot relevantNot relevant
Increase in wave exposureModerateNot relevantNot relevantHighVery highHighHigh
Decrease in wave exposureHighHighNot relevantHigh
NoiseNot relevantNot relevantNot relevantNot relevantNot relevantNot relevantNot relevant
Visual PresenceNot relevantNot relevantNot relevantNot relevantNot relevantNot relevantNot relevant
Abrasion & physical disturbanceHighHighModerateHighHighModerateHigh
DisplacementModerateHighImmediateHighHighModerateHigh

Chemical factors

Nemertesia ramosa
Important characterizing
Alcyonium digitatum
Important other
Urticina felina
Important characterizing
Pomatoceros triqueter
Important other
Balanus crenatus
Important other
Pentapora fascialis
Important structural
Flustra foliacea
Important structural
Synthetic compound contaminationInsufficient informationHighModerateNot relevantHighInsufficient informationHigh
Heavy metal contaminationInsufficient informationInsufficient informationInsufficient informationNot relevantHighInsufficient informationVery high
Hydrocarbon contaminationInsufficient informationHighVery highNot relevantHighInsufficient informationNot relevant
Radionuclide contaminationInsufficient informationInsufficient informationInsufficient informationNot relevantNot relevantInsufficient informationNot relevant
Changes in nutrient levelsInsufficient informationHighInsufficient informationNot relevantHighInsufficient informationNot relevant
Increase in salinityInsufficient informationHighNot relevantNot relevantVery highModerateNot relevant
Decrease in salinityVery highHighHigh
Changes in oxygenationInsufficient informationHighHighNot relevantHighHighNot relevant

Biological factors

Nemertesia ramosa
Important characterizing
Alcyonium digitatum
Important other
Urticina felina
Important characterizing
Pomatoceros triqueter
Important other
Balanus crenatus
Important other
Pentapora fascialis
Important structural
Flustra foliacea
Important structural
Introduction of microbial pathogens/parasitesInsufficient informationInsufficient informationInsufficient informationNot relevantNot relevantInsufficient informationImmediate
Introduction of non-native speciesInsufficient informationInsufficient informationInsufficient informationNot relevantNot relevantInsufficient informationNot relevant
Extraction of this speciesNot relevantNot relevantModerateNot relevantNot relevantNot relevantNot relevant
Extraction of other speciesNot relevantHighNot relevantNot relevantNot relevantNot relevantHigh

This review can be cited as follows:

Hiscock, K. 2002. Urticina felina on sand-affected circalittoral rock. Marine Life Information Network: Biology and Sensitivity Key Information Sub-programme [on-line]. Plymouth: Marine Biological Association of the United Kingdom. [cited 21/10/2014]. Available from: <http://www.marlin.ac.uk/habitatsensitivity.php?habitatid=290&code=2004>