title: Current State and Economic Value of Astacofauna in Certain Areas of the Eastern Shelf of the Caspian Sea
abstract: Aim . The purpose of this work was to assess the current state of crayfish populations in their habitats on the eastern shelf of the Caspian Sea (Alexander Bekovich‐Cherkassky Bay). Material and Methods . Fieldwork was based on underwater research methods using light diving equipment. Collection of research material was carried out according to an established crayfish survey protocol using fixed grid sites of 100 square metres. Collected crayfish were identified by species, measured and weighed,
journal: South of Russia ecology development