Biodiversity & Conservation

Dense Lanice conchilega and other polychaetes in tide-swept infralittoral sand

SS.IGS.FaS.Lcon


IGS.Lcon

Image Bernard Picton - Dense Lanice conchilega and other polychaetes in tide-swept infralittoral sand. Image width ca 7 cm
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Distribution map

SS.IGS.FaS.Lcon 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 High
Smothering Low Immediate Not sensitive No change Moderate
Increase in suspended sediment Tolerant Not relevant Not sensitive Rise Moderate
Decrease in suspended sediment Low Very high Very low No change Low
Desiccation Low High Low No change Low
Increase in emergence regime Tolerant Not relevant Not sensitive No change Moderate
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 High High Moderate Decline Low
Increase in temperature Low Very high Very low No change Low
Decrease in temperature Low Very high Very low Decline Low
Increase in turbidity Low Very high Very low No change Low
Decrease in turbidity Tolerant* Not relevant Not sensitive* No change Moderate
Increase in wave exposure High High Moderate Major decline Moderate
Decrease in wave exposure Tolerant Not relevant Not sensitive No change Low
Noise Tolerant Not relevant Not sensitive No change Low
Visual Presence Tolerant Not relevant Not sensitive No change Low
Abrasion & physical disturbance Intermediate High Low Minor decline Moderate
Displacement Intermediate Immediate Very low Minor 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 Low
Heavy metal contamination Intermediate High Low Decline Moderate
Hydrocarbon contamination Intermediate High Low Decline High
Radionuclide contamination Insufficient information Not relevant Insufficient information Not relevant Not relevant
Changes in nutrient levels High High Moderate Decline Low
Increase in salinity Not relevant Not relevant Not relevant Not relevant Not relevant
Decrease in salinity High High Moderate Decline Low
Changes in oxygenation Intermediate High Low 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 Very high Low Decline Moderate
Extraction of other species High Very high Low Major decline Moderate

Species used to indicate biotope intolerance

Physical factors

Lanice conchilega
Key structural
Arenicola marina
Important characterizing
Abra alba
Important other
Substratum LossHighHighHigh
SmotheringLowTolerantLow
Increase in suspended sedimentTolerantLowTolerant*
Decrease in suspended sedimentLowLow
DesiccationIntermediateNot relevantLow
Increase in emergence regimeIntermediateIntermediateIntermediate
Decrease in emergence regimeTolerant*Tolerant
Increase in water flow rateIntermediateIntermediateLow
Decrease in water flow rateIntermediateLow
Increase in temperatureLowIntermediateLow
Decrease in temperatureHighIntermediate
Increase in turbidityTolerantLowLow
Decrease in turbidityTolerantTolerant
Increase in wave exposureHighIntermediateIntermediate
Decrease in wave exposureLowTolerant
NoiseTolerantTolerantTolerant
Visual PresenceTolerantTolerantNot relevant
Abrasion & physical disturbanceIntermediateIntermediateIntermediate
DisplacementIntermediateLowIntermediate

Chemical factors

Lanice conchilega
Key structural
Arenicola marina
Important characterizing
Abra alba
Important other
Synthetic compound contaminationHighHighHigh
Heavy metal contaminationIntermediateLowIntermediate
Hydrocarbon contaminationIntermediateIntermediateLow
Radionuclide contaminationInsufficient informationInsufficient informationInsufficient information
Changes in nutrient levelsIntermediateIntermediateTolerant*
Increase in salinityNot relevantLowNot relevant
Decrease in salinityIntermediateIntermediate
Changes in oxygenationIntermediateLowTolerant

Biological factors

Lanice conchilega
Key structural
Arenicola marina
Important characterizing
Abra alba
Important other
Introduction of microbial pathogens/parasitesInsufficient informationInsufficient informationInsufficient information
Introduction of non-native speciesInsufficient informationInsufficient informationNot relevant
Extraction of this speciesNot relevantIntermediateNot relevant
Extraction of other speciesIntermediateIntermediateIntermediate

Species used to indicate biotope recoverability

Physical factors

Lanice conchilega
Key structural
Arenicola marina
Important characterizing
Abra alba
Important other
Substratum LossHighHighHigh
SmotheringHighNot relevantImmediate
Increase in suspended sedimentNot relevantImmediateNot relevant
Decrease in suspended sedimentHighImmediate
DesiccationHighNot relevantImmediate
Increase in emergence regimeHighVery highVery high
Decrease in emergence regimeNot relevantNot relevant
Increase in water flow rateHighVery highVery high
Decrease in water flow rateHighVery high
Increase in temperatureHighVery highVery high
Decrease in temperatureHighVery high
Increase in turbidityNot relevantImmediateVery high
Decrease in turbidityNot relevantNot relevant
Increase in wave exposureHighVery highVery high
Decrease in wave exposureHighNot relevant
NoiseNot relevantNot relevantNot relevant
Visual PresenceNot relevantNot relevantNot relevant
Abrasion & physical disturbanceVery highVery highVery high
DisplacementVery highImmediateImmediate

Chemical factors

Lanice conchilega
Key structural
Arenicola marina
Important characterizing
Abra alba
Important other
Synthetic compound contaminationHighHighHigh
Heavy metal contaminationHighVery highHigh
Hydrocarbon contaminationHighHighVery high
Radionuclide contaminationNot relevantNot relevantNot relevant
Changes in nutrient levelsModerateHighNot relevant
Increase in salinityNot relevantImmediateNot relevant
Decrease in salinityHighVery high
Changes in oxygenationHighImmediateNot relevant

Biological factors

Lanice conchilega
Key structural
Arenicola marina
Important characterizing
Abra alba
Important other
Introduction of microbial pathogens/parasitesInsufficient informationNot relevantNot relevant
Introduction of non-native speciesInsufficient informationNot relevantNot relevant
Extraction of this speciesNot relevantVery highNot relevant
Extraction of other speciesModerateVery highVery high

This review can be cited as follows:

Budd, G.C. 2006. Dense Lanice conchilega and other polychaetes in tide-swept infralittoral sand. Marine Life Information Network: Biology and Sensitivity Key Information Sub-programme [on-line]. Plymouth: Marine Biological Association of the United Kingdom. [cited 30/10/2014]. Available from: <http://www.marlin.ac.uk/habitatsensitivity.php?habitatid=116&code=1997>