BIOTIC Species Information for Diplosoma listerianum
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| Click here to view the MarLIN Key Information Review for Diplosoma listerianum | |||||||||||||||
| Researched by | Dan Bayley | Data supplied by | MBA | ||||||||||||
| Refereed by | This information is not refereed. | ||||||||||||||
| Taxonomy | |||||||||||||||
| Scientific name | Diplosoma listerianum | Common name | A sea-squirt | ||||||||||||
| MCS Code | Recent Synonyms | ||||||||||||||
| Phylum | Chordata | Subphylum | Tunicata | ||||||||||||
| Superclass | Class | Ascidiacea | |||||||||||||
| Subclass | Order | Enterogona | |||||||||||||
| Suborder | Aplousobranchia | Family | Didemnidae | ||||||||||||
| Genus | Diplosoma | Species | Listerianum | ||||||||||||
| Subspecies | |||||||||||||||
| Additional Information | |||||||||||||||
| Taxonomy References | Howson & Picton, 1997, Hayward & Ryland, 1995b, Gibson et al., 2001, Hayward et al., 1996, Millar, 1970, NBN, 2002, JNCC, 1999, Crothers, 1966, Bruce et al., 1963, MBA, 1957, | ||||||||||||||
| General Biology | |||||||||||||||
| Growth form | Feeding method | Active suspension feeder |
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| Mobility/Movement | Environmental position | Epilithic Epiphytic |
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| Typical food types | Zooplankton, detritus | Habit | Attached | ||||||||||||
| Bioturbator | Flexibility | ||||||||||||||
| Fragility | Size | Very small(<1cm) | |||||||||||||
| Height | Growth Rate | ||||||||||||||
| Adult dispersal potential | Dependency | ||||||||||||||
| Sociability | Colonial | ||||||||||||||
| Toxic/Poisonous? | No | ||||||||||||||
| General Biology Additional Information | |||||||||||||||
| Biology References | |||||||||||||||
| Distribution and Habitat | |||||||||||||||
| Distribution in Britain & Ireland | All Great Britain | ||||||||||||||
| Global distribution | Mediterranean, North-western Europe, northern Norway. | ||||||||||||||
| Biogeographic range | Temperate | Depth range | Sublittoral - 80 m depth | ||||||||||||
| Migratory | |||||||||||||||
| Distribution Additional Information | |||||||||||||||
| Substratum preferences | Physiographic preferences | ||||||||||||||
| Biological zone | Wave exposure | ||||||||||||||
| Tidal stream strength/Water flow | Salinity | ||||||||||||||
| Habitat Preferences Additional Information | Seagrass, algal fronds, hard substrata | ||||||||||||||
| Distribution References | Hayward & Ryland, 1995b, Gibson et al., 2001, Hayward et al., 1996, Millar, 1970, NBN, 2002, JNCC, 1999, Crothers, 1966, Bruce et al., 1963, MBA, 1957, | ||||||||||||||
| Reproduction/Life History | |||||||||||||||
| Reproductive type | Budding |
Developmental mechanism | |||||||||||||
| Reproductive Season | Reproductive Location | ||||||||||||||
| Reproductive frequency | Annual episodic | Regeneration potential | No | ||||||||||||
| Life span | <1 year | Age at reproductive maturity | <1 year | ||||||||||||
| Generation time | <1 year | Fecundity | |||||||||||||
| Egg/propagule size | Fertilization type | ||||||||||||||
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| Reproduction Preferences Additional Information | Life span dependant on temperature, with an optimum temperature of 15-17 °C. Temperatures greater than 25 °C cause a delay in maturation. Colony death occurs 1 month after sexual reproduction starts. | ||||||||||||||
| Reproduction References | Brunetti et al., 1988, | ||||||||||||||
