Biodiversity & Conservation

Foliose red seaweeds on exposed or moderately exposed lower infralittoral rock

IR.EIR.KFaR.FoR


EIR.FoR

Image Rohan Holt - Foliose red seaweeds on exposed or moderately exposed lower infralittoral rock. Image width ca XX m.
Image copyright information

Distribution map

IR.EIR.KFaR.FoR 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 High Moderate Major decline High
Smothering Intermediate High Low Decline Moderate
Increase in suspended sediment Intermediate High Low Decline Moderate
Decrease in suspended sediment Low Very high Very low Rise 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 High Moderate Decline Low
Decrease in water flow rate Low Very high Very low No change Low
Increase in temperature Intermediate High Low Decline Low
Decrease in temperature Intermediate High Low Minor decline Low
Increase in turbidity Low Very high Very low No change Low
Decrease in turbidity High High Moderate Rise Low
Increase in wave exposure Low High Low Minor decline Low
Decrease in wave exposure Low High Low Rise Moderate
Noise Tolerant Not relevant Not sensitive No change Moderate
Visual Presence Tolerant Not relevant Not sensitive No change Moderate
Abrasion & physical disturbance Intermediate High Low Minor decline Low
Displacement High High Moderate Major decline Low

Chemical Factors

Click factor name to view rationale Intolerance Recoverability Sensitivity Species Richness Evidence / Confidence
Synthetic compound contamination High Moderate Moderate Major decline Moderate
Heavy metal contamination Intermediate Moderate Moderate Decline Very low
Hydrocarbon contamination Intermediate High Low Decline Moderate
Radionuclide contamination Insufficient information Not relevant Insufficient information Not relevant Not relevant
Changes in nutrient levels Intermediate High Low Decline Low
Increase in salinity Not relevant Not relevant Not relevant Not relevant Not relevant
Decrease in salinity Intermediate High Low Minor decline Low
Changes in oxygenation High High Moderate Major decline 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 Not relevant Not relevant
Introduction of non-native species Insufficient information Not relevant Insufficient information Not relevant Not relevant
Extraction of this species Intermediate High Low Decline Low
Extraction of other species Not relevant Not relevant Not relevant Not relevant Not relevant

Species used to indicate biotope intolerance

Physical factors

Delesseria sanguinea
Important characterizing
Lithophyllum incrustans
Important characterizing
Echinus esculentus
Important other
Alcyonium digitatum
Important other
Urticina felina
Important other
Clavelina lepadiformis
Important other
Substratum LossHighHighHighHighHighHigh
SmotheringIntermediateLowIntermediateIntermediateLowHigh
Increase in suspended sedimentLowLowLowLowLowIntermediate
Decrease in suspended sedimentTolerant*Tolerant*
DesiccationHighHighIntermediateNot relevantIntermediateHigh
Increase in emergence regimeIntermediateHighLowNot relevantIntermediateHigh
Decrease in emergence regimeTolerantTolerant*
Increase in water flow rateIntermediateLowLowTolerant*TolerantLow
Decrease in water flow rateLowIntermediateIntermediate
Increase in temperatureLowTolerantIntermediateLowIntermediateIntermediate
Decrease in temperatureTolerantLowIntermediate
Increase in turbidityTolerantLowLowLowTolerantTolerant
Decrease in turbidityTolerant*Tolerant
Increase in wave exposureTolerantTolerantLowTolerantTolerantIntermediate
Decrease in wave exposureLowIntermediateIntermediate
NoiseTolerantTolerantTolerantTolerantTolerantTolerant
Visual PresenceTolerantTolerantLowTolerantTolerantTolerant
Abrasion & physical disturbanceIntermediateIntermediateIntermediateIntermediateIntermediateHigh
DisplacementHighLowLowHighLowHigh

Chemical factors

Delesseria sanguinea
Important characterizing
Lithophyllum incrustans
Important characterizing
Echinus esculentus
Important other
Alcyonium digitatum
Important other
Urticina felina
Important other
Clavelina lepadiformis
Important other
Synthetic compound contaminationHighHighHighIntermediateIntermediateInsufficient information
Heavy metal contaminationLowInsufficient informationHighInsufficient informationInsufficient informationTolerant
Hydrocarbon contaminationHighHighHighLowLowInsufficient information
Radionuclide contaminationInsufficient informationInsufficient informationInsufficient informationInsufficient informationInsufficient informationInsufficient information
Changes in nutrient levelsLowLowTolerant*LowInsufficient informationInsufficient information
Increase in salinityLowInsufficient informationIntermediateIntermediateNot relevantLow
Decrease in salinityIntermediateLow
Changes in oxygenationHighInsufficient informationIntermediateHighIntermediateLow

Biological factors

Delesseria sanguinea
Important characterizing
Lithophyllum incrustans
Important characterizing
Echinus esculentus
Important other
Alcyonium digitatum
Important other
Urticina felina
Important other
Clavelina lepadiformis
Important other
Introduction of microbial pathogens/parasitesInsufficient informationInsufficient informationIntermediateInsufficient informationInsufficient informationInsufficient information
Introduction of non-native speciesNot relevantInsufficient informationNot relevantInsufficient informationInsufficient informationTolerant
Extraction of this speciesNot relevantNot relevantIntermediateNot relevantHighNot relevant
Extraction of other speciesTolerant*IntermediateIntermediateIntermediateTolerantTolerant

Species used to indicate biotope recoverability

Physical factors

Delesseria sanguinea
Important characterizing
Lithophyllum incrustans
Important characterizing
Echinus esculentus
Important other
Alcyonium digitatum
Important other
Urticina felina
Important other
Clavelina lepadiformis
Important other
Substratum LossHighLowHighHighModerateModerate
SmotheringHighVery highHighHighVery highModerate
Increase in suspended sedimentImmediateVery highVery highVery highVery highHigh
Decrease in suspended sedimentNot relevantNot relevant
DesiccationHighLowHighNot relevantModerateModerate
Increase in emergence regimeHighLowVery highNot relevantModerateModerate
Decrease in emergence regimeNot relevantNot relevant
Increase in water flow rateHighVery highVery highNot relevantNot relevantVery high
Decrease in water flow rateVery highHighModerate
Increase in temperatureImmediateNot relevantHighHighHighHigh
Decrease in temperatureNot relevantHighHigh
Increase in turbidityNot relevantVery highVery highVery highNot relevantNot relevant
Decrease in turbidityNot relevantNot relevant
Increase in wave exposureNot relevantNot relevantVery highNot relevantNot relevantHigh
Decrease in wave exposureImmediateHighHigh
NoiseNot relevantNot relevantNot relevantNot relevantNot relevantNot relevant
Visual PresenceNot relevantNot relevantImmediateNot relevantNot relevantNot relevant
Abrasion & physical disturbanceHighHighHighHighModerateModerate
DisplacementHighVery highVery highHighImmediateModerate

Chemical factors

Delesseria sanguinea
Important characterizing
Lithophyllum incrustans
Important characterizing
Echinus esculentus
Important other
Alcyonium digitatum
Important other
Urticina felina
Important other
Clavelina lepadiformis
Important other
Synthetic compound contaminationHighLowHighHighModerateNot relevant
Heavy metal contaminationVery highNot relevantHighInsufficient informationInsufficient informationNot relevant
Hydrocarbon contaminationHighHighHighHighVery highNot relevant
Radionuclide contaminationNot relevantNot relevantInsufficient informationInsufficient informationInsufficient informationNot relevant
Changes in nutrient levelsImmediateHighNot relevantHighInsufficient informationNot relevant
Increase in salinityImmediateNot relevantHighHighNot relevantImmediate
Decrease in salinityHighVery high
Changes in oxygenationHighNot relevantHighHighHighImmediate

Biological factors

Delesseria sanguinea
Important characterizing
Lithophyllum incrustans
Important characterizing
Echinus esculentus
Important other
Alcyonium digitatum
Important other
Urticina felina
Important other
Clavelina lepadiformis
Important other
Introduction of microbial pathogens/parasitesInsufficient informationNot relevantHighInsufficient informationInsufficient informationNot relevant
Introduction of non-native speciesNot relevantNot relevantNot relevantInsufficient informationInsufficient informationNot relevant
Extraction of this speciesNot relevantNot relevantHighNot relevantModerateNot relevant
Extraction of other speciesNot relevantHighHighHighNot relevantNot relevant

This review can be cited as follows:

Budd, G.C. 2002. Foliose red seaweeds on exposed or moderately exposed lower infralittoral rock. Marine Life Information Network: Biology and Sensitivity Key Information Sub-programme [on-line]. Plymouth: Marine Biological Association of the United Kingdom. [cited 24/07/2014]. Available from: <http://www.marlin.ac.uk/habitatsensitivity.php?habitatid=65&code=1997>