BIOTIC Species Information for Luidia sarsi
Click here to view the MarLIN Key Information Review for Luidia sarsi
Researched byMorvan Barnes Data supplied byMarLIN
Refereed byThis information is not refereed
Taxonomy
Scientific nameLuidia sarsi Common nameA starfish
MCS CodeZB23 Recent Synonyms

PhylumEchinodermata SubphylumAsterozoa
Superclass ClassAsteroidea
Subclass OrderPaxillosida
Suborder FamilyLuidiidae
GenusLuidia Speciessarsi
Subspecies   

Additional Information
Taxonomy References Southward & Campbell, 2006, Hayward & Ryland, 1995b, Howson & Picton, 1997,
General Biology
Growth formRadial
Stellate
Feeding methodPredator
Scavenger
Mobility/MovementCrawler
Burrower
Environmental positionEpifaunal
Infaunal
Typical food typesMostly echinoderms but also polychaetes, molluscs, crustaceans and probably carrion HabitFree living
BioturbatorNot relevant FlexibilityHigh (>45 degrees)
FragilityIntermediate SizeMedium-large(21-50cm)
HeightNot researched Growth RateNot Researched
Adult dispersal potentialNot researched DependencyIndependent
SociabilitySolitary
Toxic/Poisonous?No
General Biology Additional Information
Biology References Fish & Fish, 1996, Fenchel, 1965b, Brun, 1972, Southward & Campbell, 2006, Picton, 1993, Hayward & Ryland, 1995b,
Distribution and Habitat
Distribution in Britain & IrelandFound on all British coasts except the southern coasts of England.
Global distributionFound in north-west Europe from Denmark to the Shetlands and northern France.
Biogeographic rangeTemperate. Depth rangeFrom 10 m to 600 m, seldom down to 1300 m depth.
MigratoryNon-migratory / Resident   
Distribution Additional Information

Substratum preferencesMuddy gravel
Sandy mud
Mud
Gravelly mud
Physiographic preferencesOpen coast
Offshore seabed
Biological zoneUpper Infralittoral
Lower Infralittoral
Upper Circalittoral
Lower Circalittoral
Circalittoral Offshore
Bathybenthic (Bathyal)
Wave exposureField unresearched
Tidal stream strength/Water flowField unresearched
SalinityFull (30-40 psu)
Habitat Preferences Additional Information
Distribution References Thorson, 1961, Southward & Campbell, 2006, Picton, 1993, Hayward & Ryland, 1995b,
Reproduction/Life History
Reproductive typeGonochoristic
Developmental mechanismNot researched
Reproductive SeasonNot researched Reproductive LocationInsufficient information
Reproductive frequencyAnnual protracted Regeneration potential Yes
Life span3-5 years Age at reproductive maturity1 year
Generation timeNot researched FecundityInsufficient information
Egg/propagule sizeInsufficient information Fertilization typeExternal
Larvae/Juveniles
Larval/Juvenile dispersal potentialNot researched Larval settlement periodNot researched
Duration of larval stage1-2 months   
Reproduction Preferences Additional Information
Reproduction References Fish & Fish, 1996, Domanski, 1984, Thorson, 1961, Southward & Campbell, 2006, Picton, 1993, Hayward & Ryland, 1995b,
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