BIOTIC Species Information for Hyas spp.
Researched bySean Lindsley-Leake Data supplied byMarLIN
Refereed byThis information is not refereed
Reproduction/Life History
Reproductive typeGonochoristic
Developmental mechanismPlanktotrophic
Reproductive SeasonAugust to September Reproductive LocationAs adult
Reproductive frequencyAnnual episodic Regeneration potential No
Life spanInsufficient information Age at reproductive maturity1 year
Generation time1-2 years Fecundity1500
Egg/propagule size560 µm Fertilization typeInternal
Larvae/Juveniles
Larval/Juvenile dispersal potential1km-10km Larval settlement periodMay to June
Duration of larval stage1-6 months   
Reproduction Preferences Additional InformationLarval metamorphosis is dependant on the water temperature but on average takes 85 days at ambient sea temperature.
Reproduction References Hartnoll & Bryant, 2001, Anger, 1983, Petersen, 1995, Quijan & Snelgrove, 2005, Bryant, & Hartnoll, 1995, Thorson, 1946,
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