BIOTIC Species Information for Cerianthus lloydii
Researched byPenny Avant Data supplied byMarLIN
Refereed byThis information is not refereed.
Scientific nameCerianthus lloydii Common nameA tube anemone
MCS CodeD632 Recent SynonymsSynarachnactis bournei.

PhylumCnidaria Subphylum
SuperclassAnthozoa ClassHexacorallia
Subclass OrderCeriantharia
SuborderSpirularia FamilyCerianthidae
GenusCerianthus Specieslloydii

Additional InformationNone
Taxonomy References Howson & Picton, 1997, Hayward et al., 1996, Hayward & Ryland, 1995b, Manuel, 1988,
General Biology
Growth formVermiform unsegmented
Feeding methodPassive suspension feeder
Environmental positionInfaunal
Typical food typesZooplankton. HabitTubiculous
BioturbatorNot relevant FlexibilityHigh (>45 degrees)
FragilityIntermediate SizeMedium(11-20 cm)
Height2.5-3 cm. Growth RateInsufficient information
Adult dispersal potentialVery limited (<1m) DependencyIndependent
General Biology Additional Information
Biology References Fish & Fish, 1996,
Distribution and Habitat
Distribution in Britain & IrelandRecorded all around the coast of Britain, except on the east coast between the Tees estuary and Harwich. It may be locally abundant in some places (Manuel, 1988; Hayward & Ryland, 1995b).
Global distributionFound around all western coasts of Europe from Greenland and Spitzbergen, south to Brittany (Manuel, 1988; Hayward & Ryland, 1995b).
Biogeographic rangeNot researched Depth rangeTo at least 100 m depth.
MigratoryNon-migratory / Resident   
Distribution Additional InformationThe larvae but not adults have been recorded in the Mediterranean.

Substratum preferencesMuddy gravel
Coarse clean sand
Fine clean sand
Sandy mud
Muddy sand
Gravel / shingle
Physiographic preferences
Biological zone Wave exposure
Tidal stream strength/Water flow Salinity
Habitat Preferences Additional Information
Distribution References JNCC, 1999, Picton & Costello, 1998, Bruce et al., 1963, Hayward et al., 1996, Hayward & Ryland, 1995b, Manuel, 1988, Fish & Fish, 1996,
Reproduction/Life History
Reproductive typePermanent hermaphrodite
Developmental mechanismPlanktotrophic
Reproductive SeasonJan-August Reproductive LocationAs adult
Reproductive frequency Regeneration potential No
Life span11-20 years Age at reproductive maturityInsufficient information
Generation timeInsufficient information Fecundity
Egg/propagule size230-250 µm Fertilization typeExternal
Larval/Juvenile dispersal potential>10km Larval settlement periodJan-August
Duration of larval stage1-6 months   
Reproduction Preferences Additional InformationPelagic larvae, planktonic for about three months, recorded in plankton from January to August (Manuel, 1988).
Reproduction References Manuel, 1988,
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