Biodiversity & Conservation

Yellow and grey lichens on supralittoral rock

LR.L.YG


LR.YG

Image Roger Covey - Yellow and grey lichens on supralittoral rock. Image width ca XX m.
Image copyright information

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Distribution map

LR.L.YG 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 Very low / none Very High Major decline High
Smothering Low Very high Very low Minor decline Low
Increase in suspended sediment Not relevant Not relevant Not relevant Not relevant Not relevant
Decrease in suspended sediment Not relevant Not relevant Not relevant Not relevant Not relevant
Desiccation Intermediate Low High Decline Moderate
Increase in emergence regime Tolerant* Not relevant Not sensitive* Not relevant Not relevant
Decrease in emergence regime Intermediate Low High Minor decline Low
Increase in water flow rate Not relevant Not relevant Not relevant Not relevant Not relevant
Decrease in water flow rate Not relevant Not relevant Not relevant Not relevant Not relevant
Increase in temperature Tolerant Not relevant Not sensitive Not relevant Not relevant
Decrease in temperature Tolerant Not relevant Not sensitive Rise Low
Increase in turbidity Not relevant Not relevant Not relevant Not relevant Not relevant
Decrease in turbidity Not relevant Not relevant Not relevant Not relevant Not relevant
Increase in wave exposure Tolerant* Not relevant Not sensitive* Minor decline High
Decrease in wave exposure Intermediate Low High Decline Low
Noise Tolerant Not relevant Not sensitive Not relevant High
Visual Presence Tolerant Not relevant Not sensitive Not relevant High
Abrasion & physical disturbance Intermediate Low High Decline Moderate
Displacement High Very low / none Very High Major decline High

Chemical Factors

Click factor name to view rationale Intolerance Recoverability Sensitivity Species Richness Evidence / Confidence
Synthetic compound contamination High Very low / none Very High Major decline Moderate
Heavy metal contamination Tolerant Not relevant Not sensitive No change Low
Hydrocarbon contamination High Very low / none Very High Major decline Moderate
Radionuclide contamination Insufficient information Not relevant Insufficient information Insufficient Information Not relevant
Changes in nutrient levels Intermediate Low High Minor decline Low
Increase in salinity Tolerant* Not relevant Not sensitive* Minor decline Low
Decrease in salinity Intermediate Low High Rise Low
Changes in oxygenation Not relevant Not relevant Not relevant Not relevant Not relevant

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 Insufficient Information Not relevant
Extraction of this species Intermediate Low High Minor decline Low
Extraction of other species Not relevant Not relevant Not relevant Not relevant Not relevant

This review can be cited as follows:

Tyler-Walters, H. 2002. Yellow and grey lichens on supralittoral rock. Marine Life Information Network: Biology and Sensitivity Key Information Sub-programme [on-line]. Plymouth: Marine Biological Association of the United Kingdom. [cited 01/11/2014]. Available from: <http://www.marlin.ac.uk/habitatsensitivity.php?habitatid=96&code=1997>