hsacdirk: Trout. Salmo gairdneri.
hsacdirk: Trout. Salmo gairdneri.
hsacdirk: Trout. Salmo gairdneri.
hsacdirk: Trout. Salmo gairdneri.
hsacdirk: Sterlet. Acipenser ruthenus.
hsacdirk: Sterlet. Acipenser ruthenus.
hsacdirk: Sterlet. Dorsal fin. Acipenser ruthenus.
hsacdirk: Sterlet. Skin. Acipenser ruthenus.
hsacdirk: Sterlet. Acipenser ruthenus.
hsacdirk: Zebra mussels.