BIOTIC Species Information for Ensis spp.
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| Researched by | Lizzie Tyler |
Data supplied by | University of Sheffield |
| Refereed by | This information is not refereed. |
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| Reproduction/Life History |
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| Reproductive type | |
Developmental mechanism | Planktotrophic
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| Reproductive Season | |
Reproductive Location | |
| Reproductive frequency | |
Regeneration potential |
No |
| Life span | 11-20 years |
Age at reproductive maturity | 3-5 years |
| Generation time | |
Fecundity | >1 million |
| Egg/propagule size | 70 mm diameter |
Fertilization type | External |
| Larvae/Juveniles |
| Larval/Juvenile dispersal potential | |
Larval settlement period | |
| Duration of larval stage | 30 days |
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| Reproduction Preferences Additional Information | Ensis is a highly diverse genus in terms of life-history traits. Ensis macha is thought to produce 14.7 - 19.6 million eggs over it's lifetime. Ensis ensis reaches sexual maturity at 3-4 years, while Ensis siliqua takes only 1 year. |
| Reproduction References |
Hayward et al., 1996, Fish & Fish, 1996, Henderson & Richardson, 1994, Armonies & Reise, 1999, Avellanal et al., 2002, Gaspar & Monteiro, 1998, Fahy & Gaffney, 2001, Newell & Newell, 1977, Palmer, 2004, |
BIOTIC - Biological Traits Information Catalogue
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