There is something truly special about catching a big bar of silver from flowing water, and with all the issues facing fish in our rivers, for a roach to get above 2lb or to reach the unbelievable ...

Roach fish that migrate between different lakes and water courses have larger pupils and better eyesight than roach fish that stay in one place. The adaptation makes it easier for the red-eyed ...

Fish like roach that migrate between lakes and streams have larger eyes with bigger pupils, improving vision in low light.