BIOTIC Species Information for Umbonula littoralis
Researched byDr Keith Hiscock Data supplied byMarLIN
Refereed byDr Peter J. Hayward
Reproduction/Life History
Reproductive typePermanent hermaphrodite
Developmental mechanismLecithotrophic
Reproductive SeasonJune to November Reproductive Location
Reproductive frequencyBiannual protracted Regeneration potential No
Life spanInsufficient information Age at reproductive maturityInsufficient information
Generation timeInsufficient information FecundityInsufficient information
Egg/propagule size Fertilization type
Larval/Juvenile dispersal potentialInsufficient information Larval settlement period
Duration of larval stageInsufficient information   
Reproduction Preferences Additional Information
  • The dispersal phase is probably brief and larvae probably do not travel far.
  • Embryos were recorded as present in the Plymouth area in June and August (Marine Biological Association, 1957), from October and November on the north-east coast of England (Hastings, 1944) and from September to February in Manx waters (Eggleston, 1969).
Reproduction References Hastings, 1944, MBA, 1957, Eggleston, 1972, Hayward & Ryland, 1979, Eggleston, 1969,
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