Many accounts are incomplete although new information is being added continuously.
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Users are cautioned to refer back to the original cited source to assess completeness and correctness before using the information. Web updates are intermittent, not continuous, therefore some dynamic information such as legal status may not be absolutely current. National Wetland Inventory Associations NWI Class Special Modifier Modifier Lifestage References Riverine Riverine, upper perennial Lacustrine Comments on General Habitat Associations Ictalurus furcatus is found principally in large rivers, preferring water with swift current. While the blue catfish is primarily carnivorous, it also feeds, principally at night, as a scavenger, finding most of its food by searching the bottom with its barbels. Young feed primarily on crustaceans and aquatic insects.