shoal of fishes in clean, turquoise coloured lake, plitvice lakes

abstract animal animals aqua aquamarine aquatic azure blue bottom bright clean clear closeup coast coloured croatia deep ecosystem fish fishes fishing food green group heritage jezera lake lakes life many marine mediterranean national nature nautical park pattern plitvice plitvicka reflection school sea shoal surface swarm swim swimming transparent tropical turquoise underwater unesco view visible water wild wildlife world