Biodiversity & Conservation

Sensitivity

Importance

Fucus vesiculosus on mid eulittoral mixed substrata

LR.LLR.F.Fves.X

Image Anon. - View along shore with sea wall in background. Image width ca 10 m (middle).
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LR.LLR.F.Fves.X recorded () and expected () distribution in Britain and Ireland (see below)

Habitat sensitivity

Physical Factors

Click factor name to view rationale	Intolerance	Recoverability	Sensitivity	Species Richness	Evidence / Confidence
Substratum Loss	High	High	Moderate	Major decline	High
Smothering	Intermediate	High	Low	Decline	Moderate
Increase in suspended sediment	Low	Very high	Very low	No change	Low
Decrease in suspended sediment	Low	Very high	Very low	No change	Low
Desiccation	Intermediate	High	Low	Minor decline	Low
Increase in emergence regime	Intermediate	High	Low	Decline	High
Decrease in emergence regime	Low	High	Low	No change	Moderate
Increase in water flow rate	Intermediate	High	Low	Decline	Low
Decrease in water flow rate	Low	Very high	Very low	No change	Very low
Increase in temperature	Low	Very high	Very low	No change	Low
Decrease in temperature	Low	High	Low	Minor decline	Moderate
Increase in turbidity	Low	Very high	Very low	No change	Low
Decrease in turbidity	Tolerant*	Not relevant	Not sensitive*	Not relevant	Low
Increase in wave exposure	High	High	Moderate	Major decline	Moderate
Decrease in wave exposure	Not relevant	Not relevant	Not relevant	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	High	Low	Minor decline	Moderate
Displacement	High	High	Moderate	Major decline	Low

Chemical Factors

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

Biological Factors

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

Species used to indicate biotope intolerance

Physical factors

	Fucus vesiculosus Important characterizing	Littorina littorea Important other	Patella vulgata Important other	Semibalanus balanoides Important other
Substratum Loss	Intermediate	High	High	High
Smothering	High	High	High	Intermediate
Increase in suspended sediment	Low	Intermediate	Low	Low
Decrease in suspended sediment			Low
Desiccation	Intermediate	Low	Low	Intermediate
Increase in emergence regime	Intermediate	Low	Low	High
Decrease in emergence regime
Increase in water flow rate	Intermediate	Intermediate	Low	Low
Decrease in water flow rate
Increase in temperature	Tolerant	Low	Low	Intermediate
Decrease in temperature
Increase in turbidity	Low	Low	Low	Low
Decrease in turbidity
Increase in wave exposure	Intermediate	Intermediate	Low	Low
Decrease in wave exposure
Noise	Tolerant	Tolerant	Low	Tolerant
Visual Presence	Tolerant	Tolerant	Tolerant	Tolerant
Abrasion & physical disturbance	Intermediate	Intermediate	Low	Intermediate
Displacement	High	Tolerant	Intermediate	High

Chemical factors

	Fucus vesiculosus Important characterizing	Littorina littorea Important other	Patella vulgata Important other	Semibalanus balanoides Important other
Synthetic compound contamination	Intermediate	Low	High	Intermediate
Heavy metal contamination	Low	Intermediate	Intermediate	Low
Hydrocarbon contamination	Low	High	High	Intermediate
Radionuclide contamination	Insufficient information	Insufficient information	Insufficient information	Insufficient information
Changes in nutrient levels	Intermediate	Tolerant	Low	Intermediate
Increase in salinity	Low	Tolerant	Low	Low
Decrease in salinity
Changes in oxygenation	Insufficient information	Low	Intermediate	Intermediate

Biological factors

	Fucus vesiculosus Important characterizing	Littorina littorea Important other	Patella vulgata Important other	Semibalanus balanoides Important other
Introduction of microbial pathogens/parasites	Insufficient information	Insufficient information	Insufficient information	Intermediate
Introduction of non-native species	Insufficient information	Insufficient information	Not relevant	Intermediate
Extraction of this species	Intermediate	Intermediate	Intermediate	Not relevant
Extraction of other species	Insufficient information	Tolerant	Low	Intermediate

Species used to indicate biotope recoverability

Physical factors

	Fucus vesiculosus Important characterizing	Littorina littorea Important other	Patella vulgata Important other	Semibalanus balanoides Important other
Substratum Loss	High	High	High	High
Smothering	High	High	High	High
Increase in suspended sediment	Immediate	High	High	Very high
Decrease in suspended sediment			High
Desiccation	High	Immediate	High	High
Increase in emergence regime	High	Immediate	High	High
Decrease in emergence regime
Increase in water flow rate	High	High	High	Very high
Decrease in water flow rate
Increase in temperature	Not relevant	Immediate	High	High
Decrease in temperature
Increase in turbidity	Immediate	Very high	Very high	Very high
Decrease in turbidity
Increase in wave exposure	High	High	High	High
Decrease in wave exposure
Noise	Not relevant	Not relevant	High	Not relevant
Visual Presence	Not relevant	Not relevant	Not relevant	Not relevant
Abrasion & physical disturbance	High	High	Very high	High
Displacement	High	Not relevant	High	High

Chemical factors

	Fucus vesiculosus Important characterizing	Littorina littorea Important other	Patella vulgata Important other	Semibalanus balanoides Important other
Synthetic compound contamination	High	Very high	High	Moderate
Heavy metal contamination	High	High	High	High
Hydrocarbon contamination	High	High	High	Moderate
Radionuclide contamination	Not relevant	Insufficient information	Insufficient information	Not relevant
Changes in nutrient levels	High	Not relevant	High	High
Increase in salinity	High	Not relevant	High	High
Decrease in salinity
Changes in oxygenation	Not relevant	Very high	High	High

Biological factors

	Fucus vesiculosus Important characterizing	Littorina littorea Important other	Patella vulgata Important other	Semibalanus balanoides Important other
Introduction of microbial pathogens/parasites	Not relevant	Insufficient information	Insufficient information	High
Introduction of non-native species	Not relevant	Insufficient information	Not relevant	High
Extraction of this species	High	High	High	Not relevant
Extraction of other species	Not relevant	Not relevant	High	High

This review can be cited as follows:

Budd, G.C. 2002. Fucus vesiculosus on mid eulittoral mixed substrata. Marine Life Information Network: Biology and Sensitivity Key Information Sub-programme [on-line]. Plymouth: Marine Biological Association of the United Kingdom. [cited 18/05/2013]. Available from: <http://www.marlin.ac.uk/habitatsensitivity.php?habitatid=329&code=2004>

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Fucus vesiculosus on mid eulittoral mixed substrata

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LR.LLR.F.Fves.X