BIOTIC Species Information for Leptosynapta inhaerens
Researched byDr Paul Somerfield & Prof. Richard Warwick Data supplied byPML
Refereed byThis information is not refereed.
Scientific nameLeptosynapta inhaerens Common nameA sea cucmber
MCS CodeZB296 Recent Synonyms

PhylumEchinodermata SubphylumEchinozoa
Superclass ClassHolothurioidea
Subclass OrderApodida
Suborder FamilySynaptidae
GenusLeptosynapta Speciesinhaerens

Additional Information
Taxonomy References Howson & Picton, 1997,
General Biology
Growth formCylindrical
Feeding methodDetritivore
Environmental position
Typical food typesDetritus HabitTubiculous
Bioturbator FlexibilityHigh (>45 degrees)
FragilityFragile SizeMedium-large(21-50cm)
Height1 cm Growth RateNot researched
Adult dispersal potentialNot researched DependencyIndependent
General Biology Additional Information
Biology References Eltringham, 1971, Hayward & Ryland, 1995b,
Distribution and Habitat
Distribution in Britain & IrelandFound on many British and Irish coasts although more common off the west coasts of the British Isles and north-east Scotland.
Global distributionFound in north-west Europe from northern Norway to Brittany.
Biogeographic rangeTemperate. Depth rangeLower shore to 50 m.
MigratoryInsufficient information   
Distribution Additional Information

Substratum preferencesMud
Muddy sand
Muddy gravel
Physiographic preferences
Biological zone Wave exposure
Tidal stream strength/Water flow Salinity
Habitat Preferences Additional Information
Distribution References Foster-Smith, 2000, Hayward & Ryland, 1995b, Picton, 1993,
Reproduction/Life History
Reproductive type Developmental mechanismViviparous (No Care)
Direct Development
Reproductive SeasonAugust to September Reproductive LocationAs adult
Reproductive frequency Regeneration potential No
Life spanInsufficient information Age at reproductive maturityInsufficient information
Generation timeNot researched FecundityInsufficient information
Egg/propagule size200 µm Fertilization typeInternal
Larval/Juvenile dispersal potentialNot researched Larval settlement periodNot relevant
Duration of larval stageNot relevant   
Reproduction Preferences Additional InformationIt is hermaphroditic although the exact type of hermaphroditism has not been recorded.
Reproduction References Thorson, 1946, Fish & Fish, 1996,
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