Biodiversity & Conservation

Suberites spp. and other sponges with solitary ascidians on very sheltered circalittoral rock


SCR.SubSoAs

Image David Connor - Suberites spp. and other sponges with solitary ascidians on very sheltered circalittoral rock. Image width ca 20 cm.
Image copyright information

Distribution map

recorded (dark blue bullet) and expected (light blue bullet) distribution in Britain and Ireland (see below)


  • EC_Habitats

Habitat sensitivity

Physical Factors

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

Chemical Factors

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

Species used to indicate biotope intolerance

Physical factors

Ciona intestinalis
Important characterizing
Clavelina lepadiformis
Important characterizing
Substratum LossHighHigh
SmotheringIntermediateHigh
Increase in suspended sedimentLowIntermediate
Decrease in suspended sediment
DesiccationIntermediateHigh
Increase in emergence regimeHighHigh
Decrease in emergence regime
Increase in water flow rateLowLow
Decrease in water flow rate
Increase in temperatureIntermediateIntermediate
Decrease in temperature
Increase in turbidityTolerantTolerant
Decrease in turbidity
Increase in wave exposureIntermediateIntermediate
Decrease in wave exposure
NoiseTolerantTolerant
Visual PresenceTolerantTolerant
Abrasion & physical disturbanceHighHigh
DisplacementHighHigh

Chemical factors

Ciona intestinalis
Important characterizing
Clavelina lepadiformis
Important characterizing
Synthetic compound contaminationInsufficient informationInsufficient information
Heavy metal contaminationInsufficient informationTolerant
Hydrocarbon contaminationInsufficient informationInsufficient information
Radionuclide contaminationInsufficient informationInsufficient information
Changes in nutrient levelsTolerant*Insufficient information
Increase in salinityLowLow
Decrease in salinity
Changes in oxygenationLowLow

Biological factors

Ciona intestinalis
Important characterizing
Clavelina lepadiformis
Important characterizing
Introduction of microbial pathogens/parasitesInsufficient informationInsufficient information
Introduction of non-native speciesIntermediateTolerant
Extraction of this speciesNot relevantNot relevant
Extraction of other speciesTolerantTolerant

Species used to indicate biotope recoverability

Physical factors

Ciona intestinalis
Important characterizing
Clavelina lepadiformis
Important characterizing
Substratum LossHighModerate
SmotheringVery highModerate
Increase in suspended sedimentImmediateHigh
Decrease in suspended sediment
DesiccationVery highModerate
Increase in emergence regimeHighModerate
Decrease in emergence regime
Increase in water flow rateImmediateVery high
Decrease in water flow rate
Increase in temperatureVery highHigh
Decrease in temperature
Increase in turbidityNot relevantNot relevant
Decrease in turbidity
Increase in wave exposureVery highHigh
Decrease in wave exposure
NoiseNot relevantNot relevant
Visual PresenceNot relevantNot relevant
Abrasion & physical disturbanceHighModerate
DisplacementHighModerate

Chemical factors

Ciona intestinalis
Important characterizing
Clavelina lepadiformis
Important characterizing
Synthetic compound contaminationInsufficient informationNot relevant
Heavy metal contaminationInsufficient informationNot relevant
Hydrocarbon contaminationInsufficient informationNot relevant
Radionuclide contaminationInsufficient informationNot relevant
Changes in nutrient levelsNot relevantNot relevant
Increase in salinityImmediateImmediate
Decrease in salinity
Changes in oxygenationImmediateImmediate

Biological factors

Ciona intestinalis
Important characterizing
Clavelina lepadiformis
Important characterizing
Introduction of microbial pathogens/parasitesInsufficient informationNot relevant
Introduction of non-native speciesVery highNot relevant
Extraction of this speciesNot relevantNot relevant
Extraction of other speciesNot relevantNot relevant

This review can be cited as follows:

Budd, G.C. 2002. Suberites spp. and other sponges with solitary ascidians on very sheltered circalittoral rock. Marine Life Information Network: Biology and Sensitivity Key Information Sub-programme [on-line]. Plymouth: Marine Biological Association of the United Kingdom. [cited 30/09/2014]. Available from: <http://www.marlin.ac.uk/habitatsensitivity.php?habitatid=94&code=1997>