bone identification

by anita mancini

Basking sharks

by andrew green

Fish in graden ponds

by John Davies

fish breathing

by James

Skin

by Joshua

Fish bait

by alex

salmonoid ID

by James Benzing

Dunkleosteus

by Colton Hein

What is going on??

by W. Mendoza +

Arapaima fish

by Evan

fish gender

by Tommy Kong

betta fish

by leia

Is this a ray scute of some sort?

by Alistair McGowan