Biodiversity & Conservation

Limaria hians beds in tide-swept sublittoral muddy mixed sediment

SS.IMX.FaMx.Lim

IMX.Lim

Image Sue Scott - Gaping file shell nest on mixed muddy substratum, with nest opened and Limaria hians exposed. Image with ca 15 cm.
Image copyright information

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Distribution map

SS.IMX.FaMx.Lim 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 Low High Major decline High
Smothering Intermediate High Low Decline Low
Increase in suspended sediment Low Very high Very low Minor decline Low
Decrease in suspended sediment Low Very high Very low Minor decline Low
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 Low High Major decline Low
Decrease in water flow rate Intermediate High Low Decline Very low
Increase in temperature Low Very high Very low Minor decline Low
Decrease in temperature Low Very high Very low Minor decline Low
Increase in turbidity Low Very high Very low Decline Low
Decrease in turbidity Low Very high Very low Decline Low
Increase in wave exposure High Low High Major decline Low
Decrease in wave exposure Tolerant Not relevant Not sensitive No change Low
Noise Tolerant Not relevant Not sensitive Not relevant Not relevant
Visual Presence Tolerant Not relevant Not sensitive Not relevant Not relevant
Abrasion & physical disturbance High Low High Major decline High
Displacement Low Very high Very low No change Low

Chemical Factors

Click factor name to view rationale Intolerance Recoverability Sensitivity Species Richness Evidence / Confidence
Synthetic compound contamination High Low High Major decline Low
Heavy metal contamination Low Very high Very low Minor decline Very low
Hydrocarbon contamination Insufficient information Insufficient information Insufficient information Insufficient Information Not relevant
Radionuclide contamination Insufficient information Not relevant Insufficient information Insufficient Information 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 Decline Low
Changes in oxygenation Insufficient information Not relevant Insufficient information Insufficient Information Not relevant

Biological Factors

Click factor name to view rationale Intolerance Recoverability Sensitivity Species Richness Evidence / Confidence
Introduction of microbial pathogens/parasites Low Very high Very low Insufficient Information Low
Introduction of non-native species Insufficient information Not relevant Insufficient information Insufficient Information Not relevant
Extraction of this species High Low High Major decline High
Extraction of other species Not relevant Not relevant Not relevant Not relevant Not relevant

This review can be cited as follows:

Tyler-Walters, H. 2003. Limaria hians beds in tide-swept sublittoral muddy mixed sediment. Marine Life Information Network: Biology and Sensitivity Key Information Sub-programme [on-line]. Plymouth: Marine Biological Association of the United Kingdom. [cited 23/05/2013]. Available from: <http://www.marlin.ac.uk/habitatsensitivity.php?habitatid=112&code=1997>