BIOTIC Species Information for Atelecyclus spp.
Researched byDr Paul Somerfield & Prof. Richard Warwick Data supplied byPML
Refereed byThis information is not refereed
Taxonomy
Scientific nameAtelecyclus spp. Common nameA circular crab
MCS CodeS1554 Recent Synonyms

PhylumCrustacea Subphylum
Superclass ClassEumalacostraca
SubclassEucarida OrderDecapoda
SuborderPleocyemata FamilyCorystidae
GenusAtelecyclus Species
Subspecies   

Additional Information
Taxonomy References Howson & Picton, 1997,
General Biology
Growth formArticulate
Feeding methodScavenger
Predator
Mobility/MovementBurrower
Environmental positionInfaunal
Typical food typesInsufficient information HabitFree living
Bioturbator FlexibilityNone (< 10 degrees)
FragilityFragile SizeSmall-medium(3-10cm)
Height5 mm Growth RateNot researched
Adult dispersal potentialNot researched DependencyIndependent
SociabilitySolitary
Toxic/Poisonous?No
General Biology Additional Information
Biology References
Distribution and Habitat
Distribution in Britain & IrelandFound on all British and Irish coasts.
Global distributionRecorded around the British Isles and Ireland with possible records from the Mediterranean, the Canaries and South Africa.
Biogeographic rangeTemperate. Depth range12 to 300 m.
MigratoryNon-migratory / Resident   
Distribution Additional Information

Substratum preferencesGravelley sand
Muddy gravelly sand
Physiographic preferences
Biological zoneUpper Infralittoral
Lower Infralittoral
Upper Circalittoral
Lower Circalittoral
Circalittoral Offshore
Bathybenthic (Bathyal)
Wave exposure
Tidal stream strength/Water flow SalinityFull (30-40 psu)
Habitat Preferences Additional Information
Distribution References Foster-Smith, 2000, MBA, 1957,
Reproduction/Life History
Reproductive typePermanent hermaphrodite
Developmental mechanismPlanktotrophic
Reproductive SeasonFebruary to June Reproductive LocationInsufficient information
Reproductive frequency Regeneration potential No
Life spanInsufficient information Age at reproductive maturityInsufficient information
Generation timeNot researched FecundityInsufficient information
Egg/propagule sizeInsufficient information Fertilization typeInternal
Larvae/Juveniles
Larval/Juvenile dispersal potentialNot researched Larval settlement periodFebruary to November
Duration of larval stageInsufficient information   
Reproduction Preferences Additional Information
Reproduction References
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