Lagis spp.

Researched By	Dr Paul Somerfield & Prof. Richard Warwick	Data Supplied By	PML
Refereed by	This information is not refereed
Taxonomy
Scientific name	Lagis spp.	Common name	A polychaete worm
MCS Code	P1106	Recent Synonyms
Phylum	Annelida	Subphylum
Superclass		Class	Polychaeta
Subclass		Order	Terebellida
Suborder		Family	Pectinariidae
Genus	Lagis	Species
Subspecies
Additional Information
Taxonomy References	Howson & Picton, 1997
General Biology
Growth form	Vermiform segmented	Feeding method	Sub-surface deposit feeder
Mobility/Movement	Burrower	Environmental position	Infaunal
Typical food types	Detritus	Habit	Tubiculous
Bioturbator		Flexibility	High (>45 degrees)
Fragility	Intermediate	Size	Small-medium(3-10cm)
Height		Growth Rate	Not researched
Adult dispersal potential	100-1000m	Dependency	Independent
Sociability	Solitary
Toxic/Poisonous?	No
Additional Information
Biology References	Hayward et al., 1996, Rouse & Pleijel, 2001, Thorson, 1946, Fauchald & Jumars, 1979, Fish & Fish, 1996, Hayward & Ryland, 1995b
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	Mud	Physiographic preferences
Biological zone		Wave exposure
Tidal stream strength/Water flow		Salinity
Habitat Additional Information
Distribution References	Rouse & Pleijel, 2001, Thorson, 1946
Reproduction/Life History
Reproductive type	Gonochoristic	Developmental mechanism	Planktotrophic
Reproductive Season	May to August	Reproductive Location	As adult
Reproductive frequency		Regeneration potential	No
Life span	1 year	Age at reproductive maturity	1 year
Generation time	Not researched	Fecundity	Insufficient information
Egg/propagule size	65 µm	Fertilization type	External
Larvae/Juveniles Larval/Juvenile dispersal potential Not researched Larval settlement period April to September Duration of larval stage Insufficient information
Additional Information
Reproduction References	Rouse & Pleijel, 2001, Thorson, 1946, Fish & Fish, 1996