Scalibragma spp.

Researched By	Dr Paul Somerfield & Prof. Richard Warwick	Data Supplied By	PML
Refereed by	This information is not refereed
Taxonomy
Scientific name	Scalibragma spp.	Common name	A sludge-worm
MCS Code	P1025	Recent Synonyms
Phylum	Annelida	Subphylum
Superclass		Class	Polychaeta
Subclass		Order	Opheliida
Suborder		Family	Scalibregmatidae
Genus	Scalibregma	Species
Subspecies
Additional Information
Taxonomy References
General Biology
Growth form	Vermiform segmented	Feeding method	Surface deposit feeder, Sub-surface deposit feeder
Mobility/Movement	Burrower	Environmental position	Infaunal
Typical food types	Detritus	Habit	Free living
Bioturbator		Flexibility	High (>45 degrees)
Fragility	Intermediate	Size	Small-medium(3-10cm)
Height		Growth Rate	Not researched
Adult dispersal potential	Not researched	Dependency	Independent
Sociability	Solitary
Toxic/Poisonous?	No
Additional Information
Biology References
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 gravel, Mud	Physiographic preferences
Biological zone		Wave exposure
Tidal stream strength/Water flow		Salinity
Habitat Additional Information
Distribution References
Reproduction/Life History
Reproductive type	Gonochoristic	Developmental mechanism
Reproductive Season	October to December	Reproductive Location	Water column
Reproductive frequency		Regeneration potential	No
Life span	1-2 years	Age at reproductive maturity	Insufficient information
Generation time	Not researched	Fecundity	Insufficient information
Egg/propagule size	Up to 160 µm	Fertilization type	External
Larvae/Juveniles Larval/Juvenile dispersal potential Not researched Larval settlement period October to December Duration of larval stage Insufficient information
Additional Information
Reproduction References