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Biodiversity & Conservation
| Basic Information | Biotope classification | Ecology | Habitat preferences and distribution | Species composition | Sensitivity | Importance |
Dense Lanice conchilega in tide-swept lower shore sand
LS.LGS.S.Lan
Image Anon. - Dense Lanice conchilega in muddy sand. Image width ca XX cm.
Image copyright information
LS.LGS.S.Lan 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 | Moderate |
| Smothering | Intermediate | High | Low | Minor decline | High |
| Increase in suspended sediment | Low | Very high | Very low | No change | Moderate |
| Decrease in suspended sediment | Low | Very high | Very low | No change | Moderate |
| Desiccation | Intermediate | High | Low | Minor decline | Low |
| Increase in emergence regime | Intermediate | High | Low | Decline | Low |
| Decrease in emergence regime | Tolerant* | Not relevant | Not sensitive* | Rise | Low |
| Increase in water flow rate | High | High | Moderate | Decline | Low |
| Decrease in water flow rate | High | High | Moderate | Decline | Low |
| Increase in temperature | Intermediate | High | Low | Minor decline | Low |
| Decrease in temperature | High | High | Moderate | Major decline | High |
| Increase in turbidity | Low | Very high | Very low | No change | Low |
| Decrease in turbidity | Tolerant* | Not relevant | Not sensitive* | No change | Low |
| Increase in wave exposure | High | Moderate | Moderate | Major decline | Moderate |
| Decrease in wave exposure | Tolerant | Not relevant | Not sensitive | No change | Low |
| Noise | Tolerant | Not relevant | Not sensitive | Not relevant | Low |
| Visual Presence | Tolerant | Not relevant | Not sensitive | Not relevant | Low |
| Abrasion & physical disturbance | Intermediate | High | Low | Minor decline | Moderate |
| Displacement | Intermediate | Immediate | Very low | Minor decline | Low |
Chemical Factors
| Click factor name to view rationale | Intolerance | Recoverability | Sensitivity | Species Richness | Evidence / Confidence |
|---|---|---|---|---|---|
| Synthetic compound contamination | High | High | Moderate | Major decline | Low |
| Heavy metal contamination | Intermediate | High | Low | Decline | Moderate |
| Hydrocarbon contamination | High | High | Moderate | Major decline | Moderate |
| Radionuclide contamination | Insufficient information | Not relevant | Insufficient information | Not relevant | Not relevant |
| Changes in nutrient levels | High | High | Moderate | Major decline | Moderate |
| Increase in salinity | Not relevant | Not relevant | Not relevant | Not relevant | Not relevant |
| Decrease in salinity | Low | Very high | Very low | Minor decline | Low |
| Changes in oxygenation | Intermediate | High | Low | Decline | Moderate |
Biological Factors
| Click factor name to view rationale | Intolerance | Recoverability | Sensitivity | Species Richness | Evidence / Confidence |
|---|---|---|---|---|---|
| Introduction of microbial pathogens/parasites | Low | High | Low | Very low | |
| Introduction of non-native species | Not relevant | Not relevant | Not relevant | Not relevant | Not relevant |
| Extraction of this species | Intermediate | High | Low | Decline | High |
| Extraction of other species | Not relevant | Not relevant | Not relevant | Not relevant | Not relevant |
Species used to indicate biotope intolerance
Physical factors
| Lanice conchilega Key structural | Nephtys hombergii Important characterizing | Cerastoderma edule Important characterizing | |
| Substratum Loss | High | Intermediate | High |
| Smothering | Low | Tolerant | Intermediate |
| Increase in suspended sediment | Tolerant | Tolerant | Low |
| Decrease in suspended sediment | Low | Not relevant | |
| Desiccation | Intermediate | Not relevant | Intermediate |
| Increase in emergence regime | Intermediate | Not relevant | Intermediate |
| Decrease in emergence regime | Tolerant* | Low | |
| Increase in water flow rate | Intermediate | Low | Intermediate |
| Decrease in water flow rate | Intermediate | Tolerant | |
| Increase in temperature | Low | Tolerant | Intermediate |
| Decrease in temperature | High | Tolerant | |
| Increase in turbidity | Tolerant | Not relevant | Tolerant |
| Decrease in turbidity | Tolerant | Not relevant | |
| Increase in wave exposure | High | Intermediate | Intermediate |
| Decrease in wave exposure | Low | Tolerant | |
| Noise | Tolerant | Tolerant | Tolerant |
| Visual Presence | Tolerant | Tolerant | Tolerant |
| Abrasion & physical disturbance | Intermediate | Intermediate | Intermediate |
| Displacement | Intermediate | Tolerant | Low |
Chemical factors
| Lanice conchilega Key structural | Nephtys hombergii Important characterizing | Cerastoderma edule Important characterizing |
|
| Synthetic compound contamination | High | Intermediate | Intermediate |
| Heavy metal contamination | Intermediate | Intermediate | Intermediate |
| Hydrocarbon contamination | Intermediate | High | Intermediate |
| Radionuclide contamination | Insufficient information | Insufficient information | Insufficient information |
| Changes in nutrient levels | Intermediate | Low | Intermediate |
| Increase in salinity | Not relevant | Low | Low |
| Decrease in salinity | Intermediate | Low | |
| Changes in oxygenation | Intermediate | Tolerant | High |
Biological factors
| Lanice conchilega Key structural | Nephtys hombergii Important characterizing | Cerastoderma edule Important characterizing |
|
| Introduction of microbial pathogens/parasites | Insufficient information | Insufficient information | Intermediate |
| Introduction of non-native species | Insufficient information | Tolerant | Insufficient information |
| Extraction of this species | Not relevant | Intermediate | Intermediate |
| Extraction of other species | Intermediate | High | High |
Species used to indicate biotope recoverability
Physical factors
| Lanice conchilega Key structural | Nephtys hombergii Important characterizing | Cerastoderma edule Important characterizing | |
| Substratum Loss | High | Very high | High |
| Smothering | High | Not relevant | High |
| Increase in suspended sediment | Not relevant | Not relevant | Immediate |
| Decrease in suspended sediment | High | Not relevant | |
| Desiccation | High | Not relevant | High |
| Increase in emergence regime | High | Not relevant | High |
| Decrease in emergence regime | Not relevant | Very high | |
| Increase in water flow rate | High | Very high | High |
| Decrease in water flow rate | High | Not relevant | |
| Increase in temperature | High | Not relevant | High |
| Decrease in temperature | High | Not relevant | |
| Increase in turbidity | Not relevant | Not relevant | Not relevant |
| Decrease in turbidity | Not relevant | Not relevant | |
| Increase in wave exposure | High | Very high | High |
| Decrease in wave exposure | High | Not relevant | |
| Noise | Not relevant | Not relevant | Not relevant |
| Visual Presence | Not relevant | Not relevant | Not relevant |
| Abrasion & physical disturbance | Very high | Very high | High |
| Displacement | Very high | Immediate | High |
Chemical factors
| Lanice conchilega Key structural | Nephtys hombergii Important characterizing | Cerastoderma edule Important characterizing |
|
| Synthetic compound contamination | High | High | High |
| Heavy metal contamination | High | High | High |
| Hydrocarbon contamination | High | High | High |
| Radionuclide contamination | Not relevant | Not relevant | Insufficient information |
| Changes in nutrient levels | Moderate | Very high | High |
| Increase in salinity | Not relevant | Very high | Very high |
| Decrease in salinity | High | Very high | |
| Changes in oxygenation | High | Not relevant | High |
Biological factors
| Lanice conchilega Key structural | Nephtys hombergii Important characterizing | Cerastoderma edule Important characterizing |
|
| Introduction of microbial pathogens/parasites | Insufficient information | Not relevant | High |
| Introduction of non-native species | Insufficient information | Not relevant | Insufficient information |
| Extraction of this species | Not relevant | Very high | High |
| Extraction of other species | Moderate | Very high | High |
This review can be cited as follows:
Budd, G.C. 2006. Dense Lanice conchilega in tide-swept lower shore sand. Marine Life Information Network: Biology and Sensitivity Key Information Sub-programme [on-line]. Plymouth: Marine Biological Association of the United Kingdom. [cited 20/05/2013]. Available from: <http://www.marlin.ac.uk/habitatsensitivity.php?habitatid=195&code=1997>
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