BIOTIC Species Information for Neptunea antiqua
Click here to view the MarLIN Key Information Review for Neptunea antiqua
Researched byLizzie Tyler Data supplied byUniversity of Sheffield
Refereed byThis information is not refereed.
Taxonomy
Scientific nameNeptunea antiqua Common nameRed whelk
MCS CodeW727 Recent Synonyms

PhylumMollusca Subphylum
Superclass ClassGastropoda
Subclass OrderNeogastropoda
Suborder FamilyBuccinidae
GenusNeptunea Speciesantiqua
Subspecies   

Additional Information
Taxonomy References Hayward et al., 1996, Howson & Picton, 1997, Hayward & Ryland, 1995b,
General Biology
Growth formTurbinate
Feeding methodPredator
Scavenger
Mobility/MovementCrawler
Environmental positionEpifaunal
Epibenthic
Typical food typesInvertebrate fauna such as bivalves (e.g. Macoma sp., Abra sp.), gastropod eggs, polychaetes, ascidians HabitFree living
BioturbatorNot relevant FlexibilityNone (< 10 degrees)
FragilityRobust SizeMedium(11-20 cm)
HeightNot researched Growth RateNot Researched
Adult dispersal potentialNot researched DependencyIndependent
SociabilitySolitary
Toxic/Poisonous?No
General Biology Additional Information
Biology References Howson & Picton, 1997, Hayward & Ryland, 1995b, Seaward, 1982, Christensen, 1980, Graham, 1988, Philippart, 1998, Fish & Fish 1996, Taylor, 1978, Pearce & Thorson, 1967, Graham, 1955b, Graham, 1953, Yonge & Thompson, 1976, Blegvad, 1914, Hayward & Ryland, 1990, Julie Bremner, unpub data,
Distribution and Habitat
Distribution in Britain & IrelandFound throughout much of the British Isles and Ireland, less so in the south and off western Ireland.
Global distributionFound in north-west Europe from Poland, Norway and the Shetlands (and possibly further north) to Spain and the Azores.
Biogeographic rangeTemperate. Depth range15 - 1200 m
MigratoryNon-migratory / Resident   
Distribution Additional Information

Substratum preferencesCoarse clean sand
Fine clean sand
Sandy mud
Muddy sand
Mud
Gravelley sand
Gravelly mud
Physiographic preferencesOpen coast
Offshore seabed
Strait / sound
Sealoch
Ria / Voe
Estuary
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 Hayward et al., 1996, NBN, 2002, Bruce et al., 1963, Howson & Picton, 1997, Hayward & Ryland, 1995b, Seaward, 1982, Christensen, 1980, Pearce & Thorson, 1967, Hayward & Ryland, 1990, Julie Bremner, unpub data,
Reproduction/Life History
Reproductive typeGonochoristic
Developmental mechanismOviparous
Reproductive SeasonNot researched Reproductive LocationAs adult
Reproductive frequencySemelparous Regeneration potential No
Life span21-100 years Age at reproductive maturity6-10 years
Generation timeNot researched Fecundity
Egg/propagule size Fertilization typeInternal
Larvae/Juveniles
Larval/Juvenile dispersal potentialNot relevant Larval settlement periodNot researched
Duration of larval stage   
Reproduction Preferences Additional Information
Reproduction References Howson & Picton, 1997, Hayward & Ryland, 1995b, Seaward, 1982, Graham, 1988, Fish & Fish 1996, Pearce & Thorson, 1967, Graham, 1953, Poloczanska & Ansell, 1999, Julie Bremner, unpub data,
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