Round goby includes mollusks, crustaceans, worms, fish eggs, zebra mussels, small fish, and insect larvae. Adult round gobies feed mainly on mollusks and other small invertebrates (insects and amphipods) living on the bottom of lakes and streams. At spring, the main items in its diet in the Sasyk Lagoon are "Hydrobia", "Cerastoderma", "Abra". In the same season near the Romanian coasts of the Black Sea the round goby feeds on polychaetes, crustaceans ("Idotea balthica", "Pachygrapsus marmoratus", "Xantho poressa", etc.) and juvenile gobies. Near Sevastopol the round goby feeds on molluscs ("Mytilaster lineatus", "Abra" spp.), but near Karadag except molluscs ("Cerastoderma", "Brachiodontes") were
Leaping blenny Leaping blenny The leaping blenny ("Alticus saliens"), also known as the jumping blenny, is a species of combtooth blenny (family Blenniidae) in the genus "Alticus". There is some uncertainty as to whether it was first described by J.R. Forster in 1788 or B.G.E. Lacepède in 1800, although Fishbase currently accredits it to Forster. It was originally described as a member of the genus "Blennius". It is a tropical blenny known from the Pacific and Indian oceans, including the Red Sea, the Society Islands, the Ryukyu and Bonin Islands, Queensland, Australia; and the Mariana Islands. Leaping blennies have been recorded at