Biodiversity & Conservation

Limnodrilus hoffmeisteri, Tubifex tubifex and Gammarus spp. in low salinity infralittoral muddy sediment

SS.SMu.SMuVS.LhofTtub

<i>%Limnodrilus hoffmeisteri%</i>, <i>%Tubifex tubifex%</i> and <i>Gammarus</i> spp. in low salinity infralittoral muddy sediment
Distribution map

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

Chemical Factors

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

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 Not relevant Not relevant Not relevant Not relevant Not relevant
Extraction of this species Not relevant Not relevant Not relevant Not relevant Not relevant
Extraction of other species Not relevant Not relevant Not relevant Not relevant Not relevant

This review can be cited as follows:

Budd, G.C. 2002. Limnodrilus hoffmeisteri, Tubifex tubifex and Gammarus spp. in low salinity infralittoral muddy sediment. Marine Life Information Network: Biology and Sensitivity Key Information Sub-programme [on-line]. Plymouth: Marine Biological Association of the United Kingdom. [cited 19/05/2013]. Available from: <http://www.marlin.ac.uk/habitatsensitivity.php?habitatid=35&code=2004>