close-up of longnose gar with bright blue eyes and long nose. fish in an aquarium underwater.

animal aquarium aquatic big pike branchiaes closeup diving esox lucius fish fishes fishing freshwater gar gill-bearing lake lepisosteidae lepisosteiformes lepisosteus lepisosteus osseus long longnose longnose luce movement nature needle needlenose neurotoxin northern nose oxbow paddlefish predator ray-finned reptilia river scales shallow snout soderica squamate swim tropical underwater water wild wildlife