Stickleback nine-needled

Stickleback nine-needled (Pungitius punditius) — stickleback fish species of the family, which has an elongated and flattened on the sides of the body, the length of which varies from 5 to 7 cm Color back from gray-green to brown, silvery belly. During spawning, the male sides and belly are black and white ventral spines.
Within Belarus found in the basins of the Western Dvina, the Neman and the Western Bug. According to the latest data entered in Yaselda River (a tributary of the Pripyat).