BIOTIC Species Information for Orbinia spp.
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| Researched by | Dr Paul Somerfield & Prof. Richard Warwick | Data supplied by | PML | ||||||||||||
| Refereed by | This information is not refereed | ||||||||||||||
| Taxonomy | |||||||||||||||
| Scientific name | Orbinia spp. | Common name | A polychaete worm | ||||||||||||
| MCS Code | P661 | Recent Synonyms | |||||||||||||
| Phylum | Annelida | Subphylum | |||||||||||||
| Superclass | Class | Polychaeta | |||||||||||||
| Subclass | Order | Orbiniida | |||||||||||||
| Suborder | Family | Orbiniidae | |||||||||||||
| Genus | Orbinia | Species | |||||||||||||
| Subspecies | |||||||||||||||
| Additional Information | |||||||||||||||
| Taxonomy References | Howson & Picton, 1997, | ||||||||||||||
| General Biology | |||||||||||||||
| Growth form | Vermiform segmented |
Feeding method | Sub-surface deposit feeder |
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| Mobility/Movement | Burrower |
Environmental position | |||||||||||||
| Typical food types | Detritus | Habit | Free living | ||||||||||||
| Bioturbator | Flexibility | High (>45 degrees) | |||||||||||||
| Fragility | Intermediate | Size | Medium-large(21-50cm) | ||||||||||||
| Height | Growth Rate | Not researched | |||||||||||||
| Adult dispersal potential | Not researched | Dependency | |||||||||||||
| Sociability | Solitary | ||||||||||||||
| Toxic/Poisonous? | No | ||||||||||||||
| General Biology Additional Information | |||||||||||||||
| Biology References | Rouse & Pleijel, 2001, Hayward & Ryland, 1995b, Hayward, 1994, Fish & Fish, 1996, Barnes, 1979, | ||||||||||||||
| Distribution and Habitat | |||||||||||||||
| Distribution in Britain & Ireland | Not researched | ||||||||||||||
| Global distribution | Not researched | ||||||||||||||
| Biogeographic range | Not researched | Depth range | Not researched | ||||||||||||
| Migratory | |||||||||||||||
| Distribution Additional Information | |||||||||||||||
| Substratum preferences | Muddy sand Fine clean sand |
Physiographic preferences | |||||||||||||
| Biological zone | Wave exposure | ||||||||||||||
| Tidal stream strength/Water flow | Salinity | ||||||||||||||
| Habitat Preferences Additional Information | |||||||||||||||
| Distribution References | Rouse & Pleijel, 2001, Hayward & Ryland, 1995b, Fish & Fish, 1996, | ||||||||||||||
| Reproduction/Life History | |||||||||||||||
| Reproductive type | Gonochoristic |
Developmental mechanism | |||||||||||||
| Reproductive Season | January to June | Reproductive Location | Sediment surface | ||||||||||||
| Reproductive frequency | Annual episodic | Regeneration potential | No | ||||||||||||
| Life span | Insufficient information | Age at reproductive maturity | Insufficient information | ||||||||||||
| Generation time | Not researched | Fecundity | 5000 | ||||||||||||
| Egg/propagule size | 300 µm | Fertilization type | External | ||||||||||||
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| Reproduction Preferences Additional Information | |||||||||||||||
| Reproduction References | Rouse & Pleijel, 2001, | ||||||||||||||
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