Blue Sucker

Body Type & Identification: Blue Sucker is a member of the sucker family (Catostomidae) — characterized by a downturned, fleshy lips adapted for vacuuming invertebrates and algae from the stream bottom. Typically 18–30 inches and 3–8 lbs. Blue-gray coloring with a distinctive curved, falcate dorsal fin. An increasingly rare species in many river systems — a notable catch

Preferred Water Temperature: 55°F–70°F. A cool to warm-water bottom species most common in clear, clean rivers and streams. Suckers spawn in spring over gravel and rocky riffles — spawning runs can be spectacular and are an important early season food source for eagles and other predators.

Habitat: Found in large rivers of the Mississippi and Rio Grande drainages — a river specialist requiring large, swift rivers for survival. Found exclusively in large, swift rivers with clean gravel and rocky bottom in strong current — one of the most habitat-specific suckers. Declining in many areas due to impoundment of large rivers. Requires free-flowing river conditions An important prey species for larger predators including Muskellunge, Northern Pike, and Striped Bass — large suckers are outstanding live bait.

Best Lures: Rarely taken on artificial lures. Occasionally caught on small jigs bounced near the bottom.

Best Baits: Nightcrawlers are the top bait. Small worm pieces work well. Fresh crayfish tails produce results. Small pieces of clam are effective. Light to medium bottom rigs with natural bait near current breaks in clear rivers.

Top 5 Destinations: Found throughout their respective river systems — suckers are widespread but seldom destination-fished. Spring spawning runs in clear Midwest and eastern rivers attract significant angler interest.

Blue Sucker is a member of the sucker family (Catostomidae) — characterized by a downturned, fleshy lips adapted for vacuuming invertebrates and algae from the stream bottom. Typically 18–30 inches and 3–8 lbs. Blue-gray coloring with a distinctive curved, falcate dorsal fin. An increasingly rare species in many river systems — a notable catch

Found in large rivers of the Mississippi and Rio Grande drainages — a river specialist requiring large, swift rivers for survival. Found exclusively in large, swift rivers with clean gravel and rocky bottom in strong current — one of the most habitat-specific suckers. Declining in many areas due to impoundment of large rivers. Requires free-flowing river conditions An important prey species for larger predators including Muskellunge, Northern Pike, and Striped Bass — large suckers are outstanding live bait.

55°F–70°F. A cool to warm-water bottom species most common in clear, clean rivers and streams. Suckers spawn in spring over gravel and rocky riffles — spawning runs can be spectacular and are an important early season food source for eagles and other predators.

Best Lures: Rarely taken on artificial lures. Occasionally caught on small jigs bounced near the bottom. Best Baits: Nightcrawlers are the top bait. Small worm pieces work well. Fresh crayfish tails produce results. Small pieces of clam are effective. Light to medium bottom rigs with natural bait near current breaks in clear rivers.

Found throughout their respective river systems — suckers are widespread but seldom destination-fished. Spring spawning runs in clear Midwest and eastern rivers attract significant angler interest.