Biodiversity & Conservation

Amphiura filiformis and Echinocardium cordatum in circalittoral clean or slightly muddy sand

SS.CMS._.AfilEcor


CMS.AfilEcor

Image Keith Hiscock - Amphiura filiformis arms visible in circalittoral muddy sand. Image width ca 30 cm
Image copyright information

Distribution map

SS.CMS._.AfilEcor 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 Moderate Moderate Major decline High
Smothering Low Immediate Not sensitive No change High
Increase in suspended sediment Low Immediate Not sensitive No change High
Decrease in suspended sediment Low Very high Very low No change High
Desiccation Not relevant Not relevant Not relevant Not relevant High
Increase in emergence regime Not relevant Not relevant Not relevant Not relevant High
Decrease in emergence regime Not relevant Not relevant Not relevant Not relevant High
Increase in water flow rate High Moderate Moderate Minor decline High
Decrease in water flow rate High Moderate Moderate Minor decline High
Increase in temperature Intermediate High Low Minor decline Moderate
Decrease in temperature Intermediate High Low Minor decline Moderate
Increase in turbidity Low Very high Very low No change Moderate
Decrease in turbidity Low Very high Very low No change Moderate
Increase in wave exposure High Moderate Moderate Decline Moderate
Decrease in wave exposure Low High Low No change Moderate
Noise Tolerant Not relevant Not sensitive Not relevant High
Visual Presence Tolerant Not relevant Not sensitive Not relevant High
Abrasion & physical disturbance Intermediate High Low Minor decline Moderate
Displacement Low Immediate Not sensitive No change High

Chemical Factors

Click factor name to view rationale Intolerance Recoverability Sensitivity Species Richness Evidence / Confidence
Synthetic compound contamination High Moderate Moderate Decline Low
Heavy metal contamination Intermediate High Low Minor decline Moderate
Hydrocarbon contamination High Moderate Moderate Major decline Moderate
Radionuclide contamination Insufficient information Insufficient information Insufficient information Insufficient Information Not relevant
Changes in nutrient levels Intermediate High Low Minor decline High
Increase in salinity High Moderate Moderate Major decline Moderate
Decrease in salinity High High Moderate Major decline Moderate
Changes in oxygenation High High Moderate Decline High

Biological Factors

Click factor name to view rationale Intolerance Recoverability Sensitivity Species Richness Evidence / Confidence
Introduction of microbial pathogens/parasites Low High Low Moderate
Introduction of non-native species Tolerant Not relevant Not sensitive Not relevant Moderate
Extraction of this species Intermediate High Low Minor decline Moderate
Extraction of other species Low High Low Minor decline Moderate

Species used to indicate biotope intolerance

Physical factors

Amphiura filiformis
Important characterizing
Echinocardium cordatum
Key functional
Callianassa subterranea
Important structural
Substratum LossHighHighHigh
SmotheringLowTolerantTolerant
Increase in suspended sedimentLowLowTolerant
Decrease in suspended sedimentTolerant
DesiccationLowLowLow
Increase in emergence regimeLowLowLow
Decrease in emergence regimeTolerant
Increase in water flow rateHighIntermediateLow
Decrease in water flow rateTolerant
Increase in temperatureLowIntermediateLow
Decrease in temperatureLow
Increase in turbidityLowLowTolerant
Decrease in turbidityTolerant
Increase in wave exposureHighIntermediateLow
Decrease in wave exposureNot relevant
NoiseLowTolerantTolerant
Visual PresenceTolerantNot relevantTolerant
Abrasion & physical disturbanceLowHighNot relevant
DisplacementLowLowLow

Chemical factors

Amphiura filiformis
Important characterizing
Echinocardium cordatum
Key functional
Callianassa subterranea
Important structural
Synthetic compound contaminationHighHighHigh
Heavy metal contaminationIntermediateIntermediateIntermediate
Hydrocarbon contaminationHighHighHigh
Radionuclide contaminationInsufficient informationInsufficient informationIntermediate
Changes in nutrient levelsTolerant*HighLow
Increase in salinityNot relevantIntermediateHigh
Decrease in salinityHigh
Changes in oxygenationLowHighLow

Biological factors

Amphiura filiformis
Important characterizing
Echinocardium cordatum
Key functional
Callianassa subterranea
Important structural
Introduction of microbial pathogens/parasitesInsufficient informationLowInsufficient information
Introduction of non-native speciesNot relevantNot relevantNot relevant
Extraction of this speciesNot relevantIntermediateIntermediate
Extraction of other speciesTolerantIntermediateTolerant

Species used to indicate biotope recoverability

Physical factors

Amphiura filiformis
Important characterizing
Echinocardium cordatum
Key functional
Callianassa subterranea
Important structural
Substratum LossModerateHighHigh
SmotheringVery highNot relevantNot relevant
Increase in suspended sedimentVery highHighNot relevant
Decrease in suspended sedimentNot relevant
DesiccationVery highHighVery high
Increase in emergence regimeVery highHighVery high
Decrease in emergence regimeNot relevant
Increase in water flow rateModerateHighHigh
Decrease in water flow rateNot relevant
Increase in temperatureHighHighHigh
Decrease in temperatureHigh
Increase in turbidityVery highHighNot relevant
Decrease in turbidityNot relevant
Increase in wave exposureModerateHighHigh
Decrease in wave exposureNot relevant
NoiseImmediateNot relevantNot relevant
Visual PresenceNot relevantNot relevantNot relevant
Abrasion & physical disturbanceVery highHighNot relevant
DisplacementImmediateHighImmediate

Chemical factors

Amphiura filiformis
Important characterizing
Echinocardium cordatum
Key functional
Callianassa subterranea
Important structural
Synthetic compound contaminationModerateHighHigh
Heavy metal contaminationHighHighHigh
Hydrocarbon contaminationModerateHighHigh
Radionuclide contaminationInsufficient informationInsufficient informationHigh
Changes in nutrient levelsHighHighVery high
Increase in salinityNot relevantHighHigh
Decrease in salinityModerate
Changes in oxygenationVery highHighVery high

Biological factors

Amphiura filiformis
Important characterizing
Echinocardium cordatum
Key functional
Callianassa subterranea
Important structural
Introduction of microbial pathogens/parasitesInsufficient informationHighInsufficient information
Introduction of non-native speciesNot relevantNot relevantNot relevant
Extraction of this speciesNot relevantHighHigh
Extraction of other speciesNot relevantHighNot relevant

This review can be cited as follows:

Hill, J.M. 2004. Amphiura filiformis and Echinocardium cordatum in circalittoral clean or slightly muddy sand. 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=368&code=1997>