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Biodiversity & Conservation
| Basic Information | Biotope classification | Ecology | Habitat preferences and distribution | Species composition | Sensitivity | Importance |
Corallina officinalis and coralline crusts in shallow eulittoral rockpools.
LR.LR.Rkp.Cor
Image David Connor - Pool in Pelvetia zone Corallina officinalis and coralline crusts (LR.Cor). Image width ca 50 cm.
Image copyright information
LR.LR.Rkp.Cor 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 | Intermediate | Very high | Low | Minor decline | Low |
| Decrease in suspended sediment | Tolerant | Not relevant | Not sensitive | Not relevant | Low |
| Desiccation | High | Very high | Low | Decline | Low |
| Increase in emergence regime | Intermediate | Very high | Low | Decline | Low |
| Decrease in emergence regime | High | High | Moderate | Rise | 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 | Intermediate | Very high | Low | Decline | Low |
| Decrease in temperature | Tolerant | Not relevant | Not sensitive | No change | Moderate |
| Increase in turbidity | Tolerant | Not relevant | Not sensitive | Not relevant | Low |
| Decrease in turbidity | Tolerant | Not relevant | Not sensitive | No change | Moderate |
| Increase in wave exposure | Tolerant | Not relevant | Not sensitive | Not relevant | Low |
| Decrease in wave exposure | Low | Very high | Very low | Minor decline | Very low |
| Noise | Tolerant | Not relevant | Not sensitive | No change | Low |
| Visual Presence | Tolerant | Not relevant | Not sensitive | No change | Moderate |
| Abrasion & physical disturbance | Intermediate | High | Low | Minor decline | Low |
| Displacement | High | High | Moderate | Decline | Moderate |
Chemical Factors
| Click factor name to view rationale | Intolerance | Recoverability | Sensitivity | Species Richness | Evidence / Confidence |
|---|---|---|---|---|---|
| Synthetic compound contamination | High | High | Moderate | Major decline | High |
| 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 | Low | Very high | Very low | No change | Low |
| Increase in salinity | Tolerant | Not relevant | Not sensitive | No change | Moderate |
| Decrease in salinity | Tolerant | Not relevant | Not sensitive | 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 | Insufficient information | Not relevant | Insufficient information | Not relevant | Not relevant |
| Introduction of non-native species | Low | Very high | Very low | Minor decline | Low |
| Extraction of this species | Intermediate | Very high | Low | Decline | Low |
| Extraction of other species | Not relevant | Not relevant | Not relevant | Not relevant | Not relevant |
Species used to indicate biotope intolerance
Physical factors
| Corallina officinalis Key structural | Lithophyllum incrustans Important characterizing | Littorina littorea Important structural | Patella vulgata Important structural | |
| Substratum Loss | High | High | High | High |
| Smothering | Intermediate | Low | High | High |
| Increase in suspended sediment | Intermediate | Low | Intermediate | Low |
| Decrease in suspended sediment | Tolerant* | Low | ||
| Desiccation | High | High | Low | Low |
| Increase in emergence regime | Intermediate | High | Low | Low |
| Decrease in emergence regime | Tolerant | |||
| Increase in water flow rate | Low | Low | Intermediate | Low |
| Decrease in water flow rate | Low | |||
| Increase in temperature | Intermediate | Tolerant | Low | Low |
| Decrease in temperature | Tolerant | |||
| Increase in turbidity | Low | Low | Low | Low |
| Decrease in turbidity | Tolerant* | |||
| Increase in wave exposure | Low | Tolerant | Intermediate | Low |
| Decrease in wave exposure | Low | |||
| Noise | Tolerant | Tolerant | Tolerant | Low |
| Visual Presence | Tolerant | Tolerant | Tolerant | Tolerant |
| Abrasion & physical disturbance | Low | Intermediate | Intermediate | Low |
| Displacement | Low | Low | Tolerant | Intermediate |
Chemical factors
| Corallina officinalis Key structural | Lithophyllum incrustans Important characterizing | Littorina littorea Important structural | Patella vulgata Important structural |
|
| Synthetic compound contamination | Intermediate | High | Low | High |
| Heavy metal contamination | Insufficient information | Insufficient information | Intermediate | Intermediate |
| Hydrocarbon contamination | Low | High | High | High |
| Radionuclide contamination | Insufficient information | Insufficient information | Insufficient information | Insufficient information |
| Changes in nutrient levels | Low | Low | Tolerant | Low |
| Increase in salinity | Intermediate | Insufficient information | Tolerant | Low |
| Decrease in salinity | Intermediate | |||
| Changes in oxygenation | Insufficient information | Insufficient information | Low | Intermediate |
Biological factors
| Corallina officinalis Key structural | Lithophyllum incrustans Important characterizing | Littorina littorea Important structural | Patella vulgata Important structural |
|
| Introduction of microbial pathogens/parasites | Low | Insufficient information | Insufficient information | Insufficient information |
| Introduction of non-native species | Not relevant | Insufficient information | Insufficient information | Not relevant |
| Extraction of this species | Intermediate | Not relevant | Intermediate | Intermediate |
| Extraction of other species | Intermediate | Intermediate | Tolerant | Low |
Species used to indicate biotope recoverability
Physical factors
| Corallina officinalis Key structural | Lithophyllum incrustans Important characterizing | Littorina littorea Important structural | Patella vulgata Important structural | |
| Substratum Loss | High | Low | High | High |
| Smothering | Very high | Very high | High | High |
| Increase in suspended sediment | Very high | Very high | High | High |
| Decrease in suspended sediment | Not relevant | High | ||
| Desiccation | High | Low | Immediate | High |
| Increase in emergence regime | Very high | Low | Immediate | High |
| Decrease in emergence regime | Not relevant | |||
| Increase in water flow rate | Very high | Very high | High | High |
| Decrease in water flow rate | Very high | |||
| Increase in temperature | High | Not relevant | Immediate | High |
| Decrease in temperature | Not relevant | |||
| Increase in turbidity | Immediate | Very high | Very high | Very high |
| Decrease in turbidity | Not relevant | |||
| Increase in wave exposure | Very high | Not relevant | High | High |
| Decrease in wave exposure | Immediate | |||
| Noise | Not relevant | Not relevant | Not relevant | High |
| Visual Presence | Not relevant | Not relevant | Not relevant | Not relevant |
| Abrasion & physical disturbance | High | High | High | Very high |
| Displacement | High | Very high | Not relevant | High |
Chemical factors
| Corallina officinalis Key structural | Lithophyllum incrustans Important characterizing | Littorina littorea Important structural | Patella vulgata Important structural |
|
| Synthetic compound contamination | High | Low | Very high | High |
| Heavy metal contamination | Insufficient information | Not relevant | High | High |
| Hydrocarbon contamination | Very high | High | High | High |
| Radionuclide contamination | Insufficient information | Not relevant | Insufficient information | Insufficient information |
| Changes in nutrient levels | Very high | High | Not relevant | High |
| Increase in salinity | High | Not relevant | Not relevant | High |
| Decrease in salinity | High | |||
| Changes in oxygenation | Insufficient information | Not relevant | Very high | High |
Biological factors
| Corallina officinalis Key structural | Lithophyllum incrustans Important characterizing | Littorina littorea Important structural | Patella vulgata Important structural |
|
| Introduction of microbial pathogens/parasites | Very high | Not relevant | Insufficient information | Insufficient information |
| Introduction of non-native species | Not relevant | Not relevant | Insufficient information | Not relevant |
| Extraction of this species | High | Not relevant | High | High |
| Extraction of other species | High | High | Not relevant | High |
This review can be cited as follows:
Budd, G.C. 2002. Corallina officinalis and coralline crusts in shallow eulittoral rockpools.. Marine Life Information Network: Biology and Sensitivity Key Information Sub-programme [on-line]. Plymouth: Marine Biological Association of the United Kingdom. [cited 25/05/2013]. Available from: <http://www.marlin.ac.uk/habitatsensitivity.php?habitatid=240&code=1997>
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