BIOTIC Species Information for Ditrupa arietina
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| Researched by | Lizzie Tyler | Data supplied by | University of Sheffield | ||||||||||||
| Refereed by | This information is not refereed. | ||||||||||||||
| Taxonomy | |||||||||||||||
| Scientific name | Ditrupa arietina | Common name | A polychaete worm | ||||||||||||
| MCS Code | P1329 | Recent Synonyms | |||||||||||||
| Phylum | Annelida | Subphylum | |||||||||||||
| Superclass | Class | Polychaeta | |||||||||||||
| Subclass | Order | Sabellida | |||||||||||||
| Suborder | Family | Serpulidae | |||||||||||||
| Genus | Ditrupa | Species | arietina | ||||||||||||
| Subspecies | |||||||||||||||
| Additional Information | |||||||||||||||
| Taxonomy References | Howson & Picton, 1997, Hayward & Ryland, 1995b, | ||||||||||||||
| General Biology | |||||||||||||||
| Growth form | Vermiform segmented |
Feeding method | Passive suspension feeder Active suspension feeder |
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| Mobility/Movement | Crawler Burrower |
Environmental position | Infaunal Epifaunal |
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| Typical food types | Organic matter, phytoplankton | Habit | Free living | ||||||||||||
| Bioturbator | Diffusive mixing | Flexibility | High (>45 degrees) | ||||||||||||
| Fragility | Fragile | Size | Small(1-2cm) | ||||||||||||
| Height | Not researched | Growth Rate | Not researched | ||||||||||||
| Adult dispersal potential | Not researched | Dependency | Independent | ||||||||||||
| Sociability | Solitary | ||||||||||||||
| Toxic/Poisonous? | No | ||||||||||||||
| General Biology Additional Information | |||||||||||||||
| Biology References | Gremare et al.,1998, Jordana et al., 2000, Medernach et al., 2000, Hayward & Ryland, 1995b, Hayward & Ryland, 1995b, | ||||||||||||||
| Distribution and Habitat | |||||||||||||||
| Distribution in Britain & Ireland | Found off the north-east coasts of Scotland as well as the south Celtic Sea and south-west Ireland. | ||||||||||||||
| Global distribution | Found in north-west Europe off the coasts of Britain and Ireland, in the Mediterranean off the coasts of Greece and in east and south-east Asia off the coasts of Thailand and China. | ||||||||||||||
| Biogeographic range | Temperate to warm temperate. | Depth range | |||||||||||||
| Migratory | Non-migratory / Resident | ||||||||||||||
| Distribution Additional Information | |||||||||||||||
| Substratum preferences | Coarse clean sand Fine clean sand Sandy mud Muddy sand Mud Muddy gravelly sand Sandy gravelly mud |
Physiographic preferences | Open coast Offshore seabed |
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| Biological zone | Upper Infralittoral Lower Infralittoral Upper Circalittoral Lower Circalittoral Circalittoral Offshore |
Wave exposure | Exposed Moderately Exposed Sheltered |
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| Tidal stream strength/Water flow | Field unresearched |
Salinity | Full (30-40 psu) |
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| Habitat Preferences Additional Information | |||||||||||||||
| Distribution References | Gremare et al.,1998, Jordana et al., 2000, Hayward & Ryland, 1995b, Hayward & Ryland, 1995b, | ||||||||||||||
| Reproduction/Life History | |||||||||||||||
| Reproductive type | Gonochoristic |
Developmental mechanism | Planktotrophic |
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| Reproductive Season | Not researched | Reproductive Location | Insufficient information | ||||||||||||
| Reproductive frequency | Annual protracted | Regeneration potential | No | ||||||||||||
| Life span | 1-2 years | Age at reproductive maturity | 1 year | ||||||||||||
| Generation time | Not researched | Fecundity | |||||||||||||
| Egg/propagule size | Fertilization type | External | |||||||||||||
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| Reproduction Preferences Additional Information | |||||||||||||||
| Reproduction References | Gremare et al.,1998, Jordana et al., 2000, Medernach et al., 2000, Hayward & Ryland, 1995b, | ||||||||||||||
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