BIOTIC Species Information for Actinauge richardi
Researched byCharlotte Marshall Data supplied byMarLIN
Refereed byThis information is not refereed.
Scientific nameActinauge richardi Common nameA sea anemone
MCS CodeD739 Recent SynonymsNot researched

PhylumCnidaria Subphylum
SuperclassAnthozoa ClassHexacorallia
Subclass OrderActinaria
SuborderNynantheae FamilyHormathiidae
GenusActinauge Speciesrichardi

Additional InformationUp to 12 cm tall and 8 cm in diameter when fully expanded (Manuel, 1988). Actinauge richardi stabilizes itself by invaginating its column to enclose a ball of sediment at its base although it is also capable of normal attachment on stones or shells (Manuel, 1988).
Taxonomy References Manuel, 1988,
General Biology
Growth formRadial
Feeding methodPassive suspension feeder
Mobility/MovementTemporary attachment
Environmental positionEpibenthic
Typical food typesInsufficient information HabitAttached
BioturbatorNot relevant FlexibilityHigh (>45 degrees)
FragilityIntermediate SizeMedium(11-20 cm)
HeightUp to 12 cm Growth RateInsufficient information
Adult dispersal potentialInsufficient information DependencyIndependent
General Biology Additional Information
Biology References
Distribution and Habitat
Distribution in Britain & IrelandSublittoral species found at depths >50 m from Norway down to Senegal (Stephensen, 1935; Manuel, 1988). Stephensen (1935) reported greatest abundance below ca 730 m.
Global distributionFound in north-east Atlantic from Norway and the Shetlands to the Mediterranean and north-west Africa, and recorded of the north-east coasts of South America.
Biogeographic rangeNot researched Depth range>50 m - ca 730 m
MigratoryNon-migratory / Resident   
Distribution Additional Information

Substratum preferencesCoarse clean sand
Fine clean sand
Sandy mud
Muddy sand
Physiographic preferencesOffshore seabed
Biological zoneCircalittoral Offshore
Wave exposureInsufficient information
Tidal stream strength/Water flowInsufficient information
SalinityFull (30-40 psu)
Habitat Preferences Additional Information
Distribution References Manuel, 1988,
Reproduction/Life History
Reproductive typeInsufficient information
Developmental mechanism
Reproductive SeasonInsufficient information Reproductive LocationInsufficient information
Reproductive frequencyInsufficient information Regeneration potential No
Life spanInsufficient information Age at reproductive maturityInsufficient information
Generation timeInsufficient information FecundityInsufficient information
Egg/propagule sizeInsufficient information Fertilization typeInsufficient information
Larval/Juvenile dispersal potentialInsufficient information Larval settlement periodInsufficient information
Duration of larval stageInsufficient information   
Reproduction Preferences Additional InformationVery little information found. It is probably dioecious and produces a planula larva. The anthozoan planula is relativley long-lived (up to weeks) according to Campbell (1974).
Reproduction References Campbell, 1974,
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