freshwater fish ruffe gymnocephalus cernuus in the beautiful clean pound. underwater photography in the river habitat. wild life

angling animals bait bass catch cernuus close closeup common diving eurasian fauna fish fisher fishing food fresh freshwater gymnocephalus ichthyology kaulbarsch lake macro meal nature perch percidae perciformes pope predator predatory river ruff ruffe scuba sport stockfish successful trophy underwater water wild wildlife