BIOTIC Species Information for Dendrodoa grossularia
Researched byLizzie Tyler Data supplied byUniversity of Sheffield
Refereed byThis information is not refereed.
Taxonomy
Scientific nameDendrodoa grossularia Common nameBaked-bean ascidian
MCS CodeZD119 Recent Synonyms
PhylumChordata SubphylumTunicata
Superclass ClassAscidiacea
Subclass OrderPleurogona
SuborderStolidobranchiata FamilyStyelidae
GenusDendrodoa Speciesgrossularia
Subspecies   
Additional Information
Taxonomy References Fish & Fish, 1996, Hayward & Ryland, 1995b, Millar, 1970, Hayward et al., 1996, Gibson et al., 2001, Howson & Picton, 1997,
General Biology
Growth formGlobose
 Feeding methodPassive suspension feeder
Active suspension feeder
Mobility/MovementPermanent attachment
 Environmental positionEpifaunal
Typical food typesPhytoplankton, organic detritus. HabitAttached
Bioturbator FlexibilityLow (10-45 degrees)
FragilityIntermediate SizeSmall(1-2cm)
HeightUp to 2 cm. Growth RateNot researched
Adult dispersal potentialNone DependencyIndependent
SociabilityGregarious
Toxic/Poisonous?No
General Biology Additional Information
Biology References Fish & Fish, 1996, Hayward & Ryland, 1995b, Millar, 1970, Hayward et al., 1996, Gibson et al., 2001, Hayward & Ryland, 1990,
Distribution and Habitat
Distribution in Britain & IrelandWidely distributed, and locally common, around British and Irish coasts. Not recorded in northeast Scotland, the coast south of the Humber to the Stour and the south coast of Ireland.
Global distributionFound from the Arctic south to the north coasts of France and possibly off the north-east coasts of Canada.
Biogeographic rangeCold temperate to temperate. Depth range
Migratory   
Distribution Additional Information
Substratum preferencesBedrock
Large to very large boulders
Algae
Other species (see additional information)
 Physiographic preferences
Biological zone Wave exposure
Tidal stream strength/Water flow Salinity
Habitat Preferences Additional Information
Distribution References Fish & Fish, 1996, Hayward & Ryland, 1995b, Millar, 1970, Hayward et al., 1996, Bruce et al., 1963, Gibson et al., 2001, Hayward & Ryland, 1990,
Reproduction/Life History
Reproductive type Developmental mechanism
Reproductive SeasonApril to October Reproductive LocationAs adult
Reproductive frequency Regeneration potential No
Life span1-2 years Age at reproductive maturity
Generation timeNot researched Fecundity260
Egg/propagule size206.5 µm diameter Fertilization typeInternal
Larvae/Juveniles
Larval/Juvenile dispersal potentialNot researched Larval settlement periodApril to October
Duration of larval stage<1 day   
Reproduction Preferences Additional InformationIt is hermaphroditic although the exact type of hermaphroditism has not been recorded.
Reproduction References MBA, 1957, Millar, 1954,
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