Field Guide To Fishes - Amistad National Recreation Area (U.S. National Park Service)
Bullhead fishing: 7 things every Upstate NY angler should know
Caught Ovgard: Bullish about bullheads, Outdoors
Bullhead BLT's - Recipe - The Intrepid Eater
General Information - Kentucky Department of Fish & Wildlife
Skinning and Filleting Catfish : 13 Steps (with Pictures) - Instructables
Man catches largest channel catfish ever in West Virginia
Big fish, big fun: catfish are the Snake River's overlooked bounty
Freshwater Fishing: Catfish - dummies
The Fish of Beaver Lake - Beaver Lake Association
NJDEP, Division of Science and Research
Ken Schultz's Field Guide to Freshwater Fish - Survival-training.info
The Beginner's Guide To Bowfin Fishing
The Beginner's Guide to Catfish Noodling