BIOTIC Species Information for Pagurus prideauxi
Researched byMorvan Barnes Data supplied byMarLIN
Refereed byThis information is not refereed
Scientific namePagurus prideauxi Common nameA hermit crab
MCS CodeS1462 Recent Synonyms

PhylumCrustacea Subphylum
Superclass ClassEumalacostraca
SubclassEucarida OrderDecapoda
SuborderPleocyemata FamilyPaguridae
GenusPagurus Speciesprideaux

Additional Information
Taxonomy References Howson & Picton, 1997, Hayward & Ryland, 1995b,
General Biology
Growth formArticulate
Feeding methodSurface deposit feeder
Active suspension feeder
Environmental positionEpifaunal
Typical food typesOrganic detritus, carrion HabitFree living
BioturbatorNot relevant FlexibilityNone (< 10 degrees)
FragilityIntermediate SizeSmall(1-2cm)
HeightNot researched Growth RateNot Researched
Adult dispersal potentialNot researched DependencyCommensal with/on/in
SociabilitySolitary Host forSea anemones especially Adamsia carciniopados.
General Biology Additional Information
Biology References Gerlach et al., 1976, Hayward & Ryland, 1995b, Hazlett, 1981, Fish & Fish, 1996, Crothers & Hayeard, 2004, Ingle, 1993,
Distribution and Habitat
Distribution in Britain & IrelandFound on all British and Irish coasts.
Global distributionFound in north-west Europe in the North Sea from the Shetlands to Denmark and north-east France and in the Mediterrean off the coasts of Tunisia.
Biogeographic rangeTemperate to warm temperate. Depth rangeFrom LWST to 90 m depth.
MigratoryNon-migratory / Resident   
Distribution Additional Information

Substratum preferencesMuddy gravel
Coarse clean sand
Fine clean sand
Sandy mud
Muddy sand
Gravelley sand
Muddy gravelly sand
Sandy gravelly mud
Gravelly mud
Physiographic preferencesOpen coast
Offshore seabed
Strait / sound
Enclosed coast / Embayment
Biological zoneSublittoral Fringe
Upper Infralittoral
Lower Infralittoral
Upper Circalittoral
Lower Circalittoral
Wave exposureExposed
Moderately Exposed
Very Sheltered
Tidal stream strength/Water flowField unresearched
SalinityFull (30-40 psu)
Habitat Preferences Additional Information
Distribution References Hayward & Ryland, 1995b, Crothers & Hayeard, 2004, Ingle, 1993,
Reproduction/Life History
Reproductive typeGonochoristic
Developmental mechanismPlanktotrophic
Reproductive SeasonAll year Reproductive LocationAs adult
Reproductive frequencyAnnual episodic Regeneration potential No
Life span3-5 years Age at reproductive maturity1 year
Generation timeNot researched Fecundity10,000 to 20,000
Egg/propagule size0.5-1 mm Fertilization typeInternal
Larval/Juvenile dispersal potentialNot researched Larval settlement periodMarch to June
Duration of larval stage11-30 days   
Reproduction Preferences Additional Information
Reproduction References Hayward & Ryland, 1995b, Hazlett, 1981, Fish & Fish, 1996, Tillin et al., 2006,
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