Biodiversity & Conservation

Puccinellia maritima salt marsh community

LS.LMp.Sm.SM13


LMU.NVC_SM13

Image Kathy Duncan - Puccinellia maritima salt marsh. Image width ca 5 m.
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Distribution map

LS.LMp.Sm.SM13 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 Very high Very low Minor decline Moderate
Increase in suspended sediment Intermediate High Low Minor decline Moderate
Decrease in suspended sediment High Moderate Moderate Major decline Moderate
Desiccation Intermediate High Low Minor decline Low
Increase in emergence regime Intermediate High Low Minor decline Moderate
Decrease in emergence regime Intermediate High Low Minor decline Moderate
Increase in water flow rate High Moderate Moderate Decline Low
Decrease in water flow rate Not relevant Not relevant Not relevant No change 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 Not relevant Not relevant Not relevant Not relevant High
Decrease in turbidity Not relevant Not relevant Not relevant Not relevant High
Increase in wave exposure Intermediate High Low Minor decline Low
Decrease in wave exposure Tolerant Not relevant Not sensitive No change Moderate
Noise Intermediate Very high Low Minor decline High
Visual Presence Intermediate Very high Low Minor decline High
Abrasion & physical disturbance Intermediate High Low Minor decline Low
Displacement High Moderate Moderate Decline Low

Chemical Factors

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

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 Low
Introduction of non-native species Intermediate High Low Decline Low
Extraction of this species Tolerant* Not relevant Not sensitive* Rise Moderate
Extraction of other species Not relevant Not relevant Not relevant Not relevant Not relevant

This review can be cited as follows:

Tyler-Walters, H. 2004. Puccinellia maritima salt marsh community. Marine Life Information Network: Biology and Sensitivity Key Information Sub-programme [on-line]. Plymouth: Marine Biological Association of the United Kingdom. [cited 31/10/2014]. Available from: <http://www.marlin.ac.uk/habitatsensitivity.php?habitatid=350&code=2004>