Thyasira flexuosa (Montagu, 1803)
A very common benthic bivalve mollusk of arctic seas.
Size
- Length to 12 mm. Adults usually 5-6 mm.
Color
- Outside – white.
- Periostracum inconspicuous.
- Inside – white.
Habitat & Distribution
- Infaunal.
- On silty and sandy sediments.
- Sublitoral mainly.
- Widespread boreal-arctic.
Feeding
- Deposit feeder.
Life cycle
- Large eggs inside of sticky membrane.
- Direct development in protective capsule.
- Emergence as a benthic juvenile.
Page Author: Andrey Voronkov
Created: August 2, 2010








