Baited catfish trap being pulled in on the Potomac River near Fort Washington, Maryland Stock Photo - Alamy

Potomac river catfish hi-res stock photography and images - Alamy

Fish potomac hi-res stock photography and images - Alamy

Net being pulled hi-res stock photography and images - Alamy

Fishermen pulling in a hoop net of blue catfish on the Potomac

Potomac river boat hi-res stock photography and images - Page 3

River catfish hi-res stock photography and images - Page 5 - Alamy

Hoop net fish trap hi-res stock photography and images - Alamy

Pictures of what happened this week: Migrants are rescued from a

Potomac river catfish hi-res stock photography and images - Alamy

Barrel of blue catfish on the Potomac River near Fort Washington