Biodiversity & Conservation

Fucus ceranoides on reduced salinity eulittoral rock

LR.LLR.FVS.Fcer


SLR.Fcer

Image Rohan Holt - Fucus ceranoides near freshwater stream. Image width ca 40 cm.
Image copyright information

Distribution map

LR.LLR.FVS.Fcer recorded (dark blue bullet) and expected (light blue bullet) distribution in Britain and Ireland (see below)


  • EC_Habitats
  • UK_BAP

Habitat sensitivity

Physical Factors

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

Biological Factors

Click factor name to view rationale Intolerance Recoverability Sensitivity Species Richness Evidence / Confidence
Introduction of microbial pathogens/parasites Low None High High
Introduction of non-native species Tolerant Not relevant Not sensitive Not relevant Not relevant
Extraction of this species High High Moderate Decline Moderate
Extraction of other species High High Moderate Decline Moderate

Species used to indicate biotope intolerance

Physical factors

Fucus ceranoides
Key structural
Littorina littorea
Key functional
Ulva intestinalis
Important characterizing
Semibalanus balanoides
Important other
Substratum LossHighHighHighHigh
SmotheringHighHighHighIntermediate
Increase in suspended sedimentTolerantIntermediateIntermediateLow
Decrease in suspended sedimentTolerant
DesiccationHighLowLowIntermediate
Increase in emergence regimeHighLowTolerant*High
Decrease in emergence regimeLow
Increase in water flow rateIntermediateIntermediateIntermediateLow
Decrease in water flow rateTolerant
Increase in temperatureLowLowTolerant*Intermediate
Decrease in temperatureTolerant
Increase in turbidityLowLowLowLow
Decrease in turbidityTolerant*
Increase in wave exposureIntermediateIntermediateLowLow
Decrease in wave exposureTolerant
NoiseNot relevantTolerantNot relevantTolerant
Visual PresenceNot relevantTolerantNot relevantTolerant
Abrasion & physical disturbanceIntermediateIntermediateHighIntermediate
DisplacementHighTolerantTolerantHigh

Chemical factors

Fucus ceranoides
Key structural
Littorina littorea
Key functional
Ulva intestinalis
Important characterizing
Semibalanus balanoides
Important other
Synthetic compound contaminationInsufficient informationLowIntermediateIntermediate
Heavy metal contaminationLowIntermediateLowLow
Hydrocarbon contaminationInsufficient informationHighHighIntermediate
Radionuclide contaminationInsufficient informationInsufficient informationInsufficient informationInsufficient information
Changes in nutrient levelsHighTolerantTolerant*Intermediate
Increase in salinityIntermediateTolerantTolerantLow
Decrease in salinityTolerant
Changes in oxygenationInsufficient informationLowInsufficient informationIntermediate

Biological factors

Fucus ceranoides
Key structural
Littorina littorea
Key functional
Ulva intestinalis
Important characterizing
Semibalanus balanoides
Important other
Introduction of microbial pathogens/parasitesInsufficient informationInsufficient informationInsufficient informationIntermediate
Introduction of non-native speciesInsufficient informationInsufficient informationNot relevantIntermediate
Extraction of this speciesInsufficient informationIntermediateIntermediateNot relevant
Extraction of other speciesInsufficient informationTolerantNot relevantIntermediate

Species used to indicate biotope recoverability

Physical factors

Fucus ceranoides
Key structural
Littorina littorea
Key functional
Ulva intestinalis
Important characterizing
Semibalanus balanoides
Important other
Substratum LossModerateHighVery highHigh
SmotheringModerateHighVery highHigh
Increase in suspended sedimentNot relevantHighVery highVery high
Decrease in suspended sedimentNot relevant
DesiccationModerateImmediateVery highHigh
Increase in emergence regimeModerateImmediateNot relevantHigh
Decrease in emergence regimeVery high
Increase in water flow rateModerateHighVery highVery high
Decrease in water flow rateNot relevant
Increase in temperatureModerateImmediateNot relevantHigh
Decrease in temperatureNot relevant
Increase in turbidityImmediateVery highVery highVery high
Decrease in turbidityNot relevant
Increase in wave exposureModerateHighVery highHigh
Decrease in wave exposureNot relevant
NoiseNot relevantNot relevantNot relevantNot relevant
Visual PresenceNot relevantNot relevantNot relevantNot relevant
Abrasion & physical disturbanceModerateHighVery highHigh
DisplacementModerateNot relevantNot relevantHigh

Chemical factors

Fucus ceranoides
Key structural
Littorina littorea
Key functional
Ulva intestinalis
Important characterizing
Semibalanus balanoides
Important other
Synthetic compound contaminationNot relevantVery highHighModerate
Heavy metal contaminationVery highHighVery highHigh
Hydrocarbon contaminationNot relevantHighVery highModerate
Radionuclide contaminationNot relevantInsufficient informationNot relevantNot relevant
Changes in nutrient levelsModerateNot relevantNot relevantHigh
Increase in salinityModerateNot relevantNot relevantHigh
Decrease in salinityNot relevant
Changes in oxygenationNot relevantVery highNot relevantHigh

Biological factors

Fucus ceranoides
Key structural
Littorina littorea
Key functional
Ulva intestinalis
Important characterizing
Semibalanus balanoides
Important other
Introduction of microbial pathogens/parasitesNot relevantInsufficient informationNot relevantHigh
Introduction of non-native speciesNot relevantInsufficient informationNot relevantHigh
Extraction of this speciesNot relevantHighVery highNot relevant
Extraction of other speciesNot relevantNot relevantNot relevantHigh

This review can be cited as follows:

Budd, G.C. 2007. Fucus ceranoides on reduced salinity eulittoral 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=271&code=2004>