BIOTIC Species Information for Pygospio elegans
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| Click here to view the MarLIN Key Information Review for Pygospio elegans | |||||||||||||||
| Researched by | Dan Bayley | Data supplied by | MBA | ||||||||||||
| Refereed by | This information is not refereed. | ||||||||||||||
| Taxonomy | |||||||||||||||
| Scientific name | Pygospio elegans | Common name | A bristleworm | ||||||||||||
| MCS Code | P775 | Recent Synonyms | Pygospio minutus, Spio inversa, Spio rathbuni | ||||||||||||
| Phylum | Annelida | Subphylum | |||||||||||||
| Superclass | Class | Polychaeta | |||||||||||||
| Subclass | canalipalpata | Order | Spionida | ||||||||||||
| Suborder | Family | Spionidae | |||||||||||||
| Genus | Pygospio | Species | elegans | ||||||||||||
| Subspecies | |||||||||||||||
| Additional Information | |||||||||||||||
| Taxonomy References | Howson & Picton, 1997, Hayward & Ryland, 1995b, Fish & Fish, 1996, Fauchald, 1977, | ||||||||||||||
| General Biology | |||||||||||||||
| Growth form | Tubicolous Vermiform segmented |
Feeding method | |||||||||||||
| Mobility/Movement | Burrower |
Environmental position | Infaunal |
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| Typical food types | Habit | ||||||||||||||
| Bioturbator | Flexibility | ||||||||||||||
| Fragility | Size | Small(1-2cm) | |||||||||||||
| Height | Growth Rate | ||||||||||||||
| Adult dispersal potential | Dependency | ||||||||||||||
| Sociability | Solitary | ||||||||||||||
| Toxic/Poisonous? | No | ||||||||||||||
| General Biology Additional Information | |||||||||||||||
| Biology References | Hayward & Ryland, 1990, , Giangrande, 1997, | ||||||||||||||
| Distribution and Habitat | |||||||||||||||
| Distribution in Britain & Ireland | All Great Britain | ||||||||||||||
| Global distribution | North-East Atlantic, Mediterranean, North Pacific. | ||||||||||||||
| Biogeographic range | Temperate | Depth range | |||||||||||||
| Migratory | Non-migratory / Resident | ||||||||||||||
| Distribution Additional Information | |||||||||||||||
| Substratum preferences | Mud Sandy mud Crevices / fissures |
Physiographic preferences | |||||||||||||
| Biological zone | Sublittoral Fringe Mid Eulittoral |
Wave exposure | |||||||||||||
| Tidal stream strength/Water flow | Salinity | ||||||||||||||
| Habitat Preferences Additional Information | |||||||||||||||
| Distribution References | Hayward & Ryland, 1995b, Fish & Fish, 1996, Fauchald, 1977, Picton & Costello, 1998, JNCC, 1999, Bruce et al., 1963, Giangrande, 1997, | ||||||||||||||
| Reproduction/Life History | |||||||||||||||
| Reproductive type | Gonochoristic |
Developmental mechanism | Planktotrophic Lecithotrophic Direct Development |
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| Reproductive Season | December-May or January-August | Reproductive Location | Adult burrow | ||||||||||||
| Reproductive frequency | Regeneration potential | No | |||||||||||||
| Life span | 1 year | Age at reproductive maturity | <1 year | ||||||||||||
| Generation time | <1 year | Fecundity | 46- to 2000 eggs per spawning event | ||||||||||||
| Egg/propagule size | 300 µ m diameter | Fertilization type | External | ||||||||||||
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| Reproduction Preferences Additional Information | After intratubular brooding, in some populations the larvae emerge and become planktotrophic, remaining pelagic from the 3-20 setiger range development. Other populations are lecithotropic/direct development. | ||||||||||||||
| Reproduction References | Giangrande, 1997, Gudmundsson, 1985, Jones and Frid, 2009, | ||||||||||||||
