Sea Life, Oceanexpo 75 (6)

(Oceanexpo 75 Emblem) 3k, Sturgeon, Caspian Sea. 4k, Salt-water shell, Black Sea. 6k, Eel, Baltic Sea. 10k, Sea duck, Arctic Sea. 16k, Crab, Far Eastern waters. 20k, Chrisipther (fish), Pacific Ocean.