First finding of Caprella cf. equilibra say, 1818 (Amphipoda, Caprellidae) in coastal zone south-west of Crimea (Black sea)

Abstract

Specimens from genus Caprella (Amphipoda, Caprellidae) were revealed in fouling of constructions of oyster sea farm near coastal zone of Sevastopol (Crimea, the Black Sea) in 2018. Morphologically specimens of this species are close to the species C. equilibra Say, 1818. Earlier specimens of this species were not found in the Black Sea. Stable population of this species (adult males, adult females, juvenile specimens) were investigated from 2018 till 2020. Morphology of adult males, adult females including microtrichs was investigated. Information on ecology of this species is present.