Biodiversity & Conservation

Corallina officinalis and coralline crusts in shallow eulittoral rockpools.

LR.FLR.Rkp.Cor


LR.Cor

Image David Connor - Pool in Pelvetia zone Corallina officinalis and coralline crusts (LR.Cor). Image width ca 50 cm.
Image copyright information

Distribution map

LR.FLR.Rkp.Cor 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 Very high Low Minor decline Low
Decrease in suspended sediment Tolerant Not relevant Not sensitive Not relevant Low
Desiccation High Very high Low Decline Low
Increase in emergence regime Intermediate Very high Low Decline Low
Decrease in emergence regime High High Moderate Rise Low
Increase in water flow rate Not relevant Not relevant Not relevant Not relevant Not relevant
Decrease in water flow rate Not relevant Not relevant Not relevant Not relevant Not relevant
Increase in temperature Intermediate Very high Low Decline Low
Decrease in temperature Tolerant Not relevant Not sensitive No change Moderate
Increase in turbidity Tolerant Not relevant Not sensitive Not relevant Low
Decrease in turbidity Tolerant Not relevant Not sensitive No change Moderate
Increase in wave exposure Tolerant Not relevant Not sensitive Not relevant Low
Decrease in wave exposure Low Very high Very low Minor decline Very low
Noise Tolerant Not relevant Not sensitive No change Low
Visual Presence Tolerant Not relevant Not sensitive No change Moderate
Abrasion & physical disturbance Intermediate High Low Minor decline Low
Displacement High High Moderate Decline Moderate

Chemical Factors

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

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 Low Very high Very low Minor decline Low
Extraction of this species Intermediate Very 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

Corallina officinalis
Key structural
Lithophyllum incrustans
Important characterizing
Littorina littorea
Important structural
Patella vulgata
Important structural
Substratum LossHighHighHighHigh
SmotheringIntermediateLowHighHigh
Increase in suspended sedimentIntermediateLowIntermediateLow
Decrease in suspended sedimentTolerant*Low
DesiccationHighHighLowLow
Increase in emergence regimeIntermediateHighLowLow
Decrease in emergence regimeTolerant
Increase in water flow rateLowLowIntermediateLow
Decrease in water flow rateLow
Increase in temperatureIntermediateTolerantLowLow
Decrease in temperatureTolerant
Increase in turbidityLowLowLowLow
Decrease in turbidityTolerant*
Increase in wave exposureLowTolerantIntermediateLow
Decrease in wave exposureLow
NoiseTolerantTolerantTolerantLow
Visual PresenceTolerantTolerantTolerantTolerant
Abrasion & physical disturbanceLowIntermediateIntermediateLow
DisplacementLowLowTolerantIntermediate

Chemical factors

Corallina officinalis
Key structural
Lithophyllum incrustans
Important characterizing
Littorina littorea
Important structural
Patella vulgata
Important structural
Synthetic compound contaminationIntermediateHighLowHigh
Heavy metal contaminationInsufficient informationInsufficient informationIntermediateIntermediate
Hydrocarbon contaminationLowHighHighHigh
Radionuclide contaminationInsufficient informationInsufficient informationInsufficient informationInsufficient information
Changes in nutrient levelsLowLowTolerantLow
Increase in salinityIntermediateInsufficient informationTolerantLow
Decrease in salinityIntermediate
Changes in oxygenationInsufficient informationInsufficient informationLowIntermediate

Biological factors

Corallina officinalis
Key structural
Lithophyllum incrustans
Important characterizing
Littorina littorea
Important structural
Patella vulgata
Important structural
Introduction of microbial pathogens/parasitesLowInsufficient informationInsufficient informationInsufficient information
Introduction of non-native speciesNot relevantInsufficient informationInsufficient informationNot relevant
Extraction of this speciesIntermediateNot relevantIntermediateIntermediate
Extraction of other speciesIntermediateIntermediateTolerantLow

Species used to indicate biotope recoverability

Physical factors

Corallina officinalis
Key structural
Lithophyllum incrustans
Important characterizing
Littorina littorea
Important structural
Patella vulgata
Important structural
Substratum LossHighLowHighHigh
SmotheringVery highVery highHighHigh
Increase in suspended sedimentVery highVery highHighHigh
Decrease in suspended sedimentNot relevantHigh
DesiccationHighLowImmediateHigh
Increase in emergence regimeVery highLowImmediateHigh
Decrease in emergence regimeNot relevant
Increase in water flow rateVery highVery highHighHigh
Decrease in water flow rateVery high
Increase in temperatureHighNot relevantImmediateHigh
Decrease in temperatureNot relevant
Increase in turbidityImmediateVery highVery highVery high
Decrease in turbidityNot relevant
Increase in wave exposureVery highNot relevantHighHigh
Decrease in wave exposureImmediate
NoiseNot relevantNot relevantNot relevantHigh
Visual PresenceNot relevantNot relevantNot relevantNot relevant
Abrasion & physical disturbanceHighHighHighVery high
DisplacementHighVery highNot relevantHigh

Chemical factors

Corallina officinalis
Key structural
Lithophyllum incrustans
Important characterizing
Littorina littorea
Important structural
Patella vulgata
Important structural
Synthetic compound contaminationHighLowVery highHigh
Heavy metal contaminationInsufficient informationNot relevantHighHigh
Hydrocarbon contaminationVery highHighHighHigh
Radionuclide contaminationInsufficient informationNot relevantInsufficient informationInsufficient information
Changes in nutrient levelsVery highHighNot relevantHigh
Increase in salinityHighNot relevantNot relevantHigh
Decrease in salinityHigh
Changes in oxygenationInsufficient informationNot relevantVery highHigh

Biological factors

Corallina officinalis
Key structural
Lithophyllum incrustans
Important characterizing
Littorina littorea
Important structural
Patella vulgata
Important structural
Introduction of microbial pathogens/parasitesVery highNot relevantInsufficient informationInsufficient information
Introduction of non-native speciesNot relevantNot relevantInsufficient informationNot relevant
Extraction of this speciesHighNot relevantHighHigh
Extraction of other speciesHighHighNot relevantHigh

This review can be cited as follows:

Budd, G.C. 2002. Corallina officinalis and coralline crusts in shallow eulittoral rockpools.. Marine Life Information Network: Biology and Sensitivity Key Information Sub-programme [on-line]. Plymouth: Marine Biological Association of the United Kingdom. [cited 21/12/2014]. Available from: <http://www.marlin.ac.uk/habitatsensitivity.php?habitatid=240&code=2004>