BIOTIC Species Information for Sertularia cupressina
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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 | Sertularia cupressina | Common name | Whiteweed | ||||||||||||
| MCS Code | D433 | Recent Synonyms | |||||||||||||
| Phylum | Cnidaria | Subphylum | |||||||||||||
| Superclass | Hydrozoa | Class | Leptolida | ||||||||||||
| Subclass | Leptothecatae | Order | Conica | ||||||||||||
| Suborder | Plumulariida | Family | Plumulariidae | ||||||||||||
| Genus | Sertularia | Species | cupressina | ||||||||||||
| Subspecies | |||||||||||||||
| Additional Information | |||||||||||||||
| Taxonomy References | Howson & Picton, 1997, | ||||||||||||||
| General Biology | |||||||||||||||
| Growth form | Dendroid |
Feeding method | Predator |
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| Mobility/Movement | Permanent attachment |
Environmental position | Epifaunal Epilithic |
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| Typical food types | Zooplankton | Habit | Erect | ||||||||||||
| Bioturbator | Not relevant | Flexibility | High (>45 degrees) | ||||||||||||
| Fragility | Fragile | Size | Large(>50cm) | ||||||||||||
| Height | 10 - 60 cm | Growth Rate | Not researched | ||||||||||||
| Adult dispersal potential | Not researched | Dependency | Independent | ||||||||||||
| Sociability | Colonial | ||||||||||||||
| Toxic/Poisonous? | No | ||||||||||||||
| General Biology Additional Information | |||||||||||||||
| Biology References | |||||||||||||||
| Distribution and Habitat | |||||||||||||||
| Distribution in Britain & Ireland | Found on all British and Irish coasts. | ||||||||||||||
| Global distribution | Found in north-west Europe from Denmark to Portugal and on the east and west coasts of Canada. | ||||||||||||||
| Biogeographic range | Temperate. | Depth range | Extreme low water spring tidal reach to 100 m or more. | ||||||||||||
| Migratory | Non-migratory / Resident | ||||||||||||||
| Distribution Additional Information | |||||||||||||||
| Substratum preferences | Bedrock Large to very large boulders Cobbles Small boulders |
Physiographic preferences | Estuary Enclosed coast / Embayment |
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| Biological zone | Wave exposure | ||||||||||||||
| Tidal stream strength/Water flow | Salinity | Reduced (18-30 psu) Low (<18 psu) |
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| Habitat Preferences Additional Information | |||||||||||||||
| Distribution References | Hayward & Ryland, 1995b, Fish & Fish, 1996, | ||||||||||||||
| Reproduction/Life History | |||||||||||||||
| Reproductive type | Gonochoristic |
Developmental mechanism | Brooding |
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| Reproductive Season | Continuous | Reproductive Location | As adult | ||||||||||||
| Reproductive frequency | Annual protracted | Regeneration potential | Yes | ||||||||||||
| Life span | See additional information | Age at reproductive maturity | <1 year | ||||||||||||
| Generation time | Not researched | Fecundity | Insufficient information | ||||||||||||
| Egg/propagule size | Insufficient information | Fertilization type | External | ||||||||||||
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| Reproduction Preferences Additional Information | Longevity is expected to be at least 1 year. | ||||||||||||||
| Reproduction References | |||||||||||||||
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