Blue striped grunt of this fish. Blue striped grunts are also valued as a specimen for public aquariums. Blue striped grunt The blue striped grunt ("Haemulon sciurus") or bluestriped grunt, is a subtropical species of grunt native to the western Atlantic Ocean. It was described by the English naturalist George Shaw in 1803. Its common name comes from its blue stripes and from its habit of grunting by grinding its pharyngeal teeth. The swim bladder, acting as a resonator, amplifies this sound. The blue striped grunt commonly grows to a length of 20 to 25 cm (8 to 10 inches), and its maximum
Monkey goby as amphipods and shrimp. In the Danube lakes Yalpug and Kugurluy, the diet of the monkey goby consists of amphipods, molluscs, and Oligochaeta. In the Khadzhibey Estuary a dozen species of prey make up the diet of monkey goby. Polychaetes, larvae of insects, and shrimp are present in the diet year round. Seasonal dietary additions include crabs such as "Rhithropanopeus harrisii", sea weed such as "Zostera marina", and amphipods such as "Marinogammarus olivii". Certain planktonic crustaceans are also present in the diet of adult gobies. In the northwestern Black Sea, twelve parasite species are known to infect the monkey goby.