Fauna
Species

Blue Catfish

Ictalurus furcatus

Also known as Mississippi Cat, Forktail Cat, Chucklehate Cat

Blue catfish dominate deep, fast-flowing river channels and large impoundments across North American river basins. These powerful opportunistic predators rely on highly sensitive barbels to detect chemical cues in murky waters, feeding heavily on fish, clams, and crayfish. In some introduced coastal watersheds, their rapid growth and voracious appetites have made them a major ecological concern for native fish populations.

FreshwaterPredatorBottom-Dweller
—observations
—countries
—peak records
Least ConcernConservation statusIUCN Red List categoriesLCNTVUENCREWEXLeast ConcernRed List categories, explained →
Diet & preyGizzard shad, Crayfish, Freshwater mussels
Predators
  • Humans
  • Ospreys
  • Larger fish
ThreatsWater pollution, river damming, invasive control programs
HabitatsDeep river channels, impoundments, large tributaries
Life spanUp to 20 years
  1. FamilyIctaluridae
  2. SpeciesIctalurus furcatus
Range data is not available yet.
Interaction riskLow
  1. Low
  2. Moderate
  3. High
  4. Very high
Why interaction risk is low
Sharp dorsal and pectoral spines can inflict painful puncture wounds; handle with care.
Why it is dangerous
Dorsal and pectoral fin spines can easily puncture human skin and introduce bacteria, causing painful localized infections.
How to recognize a risky encounter
Distinguished by a slate-blue body, deeply forked tail, and a straight-edged anal fin with 30 to 36 rays.
What to do
Support the fish underneath the body while keeping hands clear of the rigid fin spines.
Responsible observation
  • Observing Spots: Look for deep river channels and pool drops where adults congregate.
  • Safe Handling: Grip firmly behind the pectoral spines to prevent accidental punctures when handling.
  • Fishery Regulations: Check local rules, as some eastern watersheds encourage harvest to protect native species.
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