black sea red data book - Department of Biology

Dikerogammarus vilosus (Sovinskii, 1894})
Synonyms: Gammarus marinus v. vilosa Sovinskii, 1894.
Common names: Bulg: Mamarets; Russ: Bokoplav.
Order AMPHIPODA
Family GAMMARTDAE
Taxonomic description. Length of male 10-21 mm, female 8-16 mm. First and
second segment of the urosome with strongly developed swellings with spines. Third
uropod with long exopodite with pinnate bristles and prickles. Endopodite ; very
small.
IUCN Status
World level: VU
Black Sea Regional level: VU
Subregion level: VU
Distribution. The Black Sea and the Azov Sea coast.
Habitat type, Critical habitats, Limiting factors. Brackish and fresh waters,
coastal lakes, swamps and rivers. Treaths: rising salinity, pollution.
Biology. Inhabits the coastal zone, under stones, sandy bottoms, among macrophytes.
Population trends. Decreasing.
Threats. Pollution caused by urbanization and uncontrolled livestock farming.
Conservation measures taken. Shabla lake is the only declared reserve.
189