"That Cubbyu chub's got a tiny barbel and a love for clean gravel, hugging riffles while your bait just skates past." - Wes Drummond
Quick Facts
Average Size
28–52 inches
15–75 lbs
World Record
14 lb 8 oz
Thomas R. Sorensen / 1982
River Glomma, Norway
Habitat
Clear Cool Fast Streams
Best Techniques
Bottom Bouncing Drift Fishing
Best Baits
Insect Larvae And Small Worms
Challenge Score
Savage: 48
< Explore This Species >
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🔥It vacuums mouthfuls of gravel, filters out larvae, then blasts the grit sideways through its gills like confetti.
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02True to its name, this chub is pencil-thin and torpedo-slick-built to surf riffle jets without drifting.
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03Spawning move: it free-drops non-sticky eggs that disappear into pea gravel, safe from fins, mouths, and floods.
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04Breeding males grow rasping head tubercles so rough they can scuff your fingertip during micro releases.
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05Hold-fast trick: it wedges behind a single cobble, drafts like a cyclist, then slingshots inches to the next.
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06Tops out around 120 mm, yet its startle burst is so twitchy you'll swear the rocks moved.
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07Kick your boots and a Cubbyu Chub rushes the plume like a gold panner, snatching the choicest morsels.
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08That downturned, subterminal mouth means hookups happen only when your bait literally skims the stones.
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09Erimystax dissimilis packs a crazy long snout for a minnow, perfect for prying between pebbles.
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10Its dusky saddles and broken stripe mimic pebble shadows perfectly-great for dodging herons and your seine.
Seasonality Chart
Best months to catch Cubbyu Chub: May
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Cubbyu Chub Intelligence
Fishing Window
Good
In Season
Season Score
52/100
Trend
Improving
Peak Season In
1 Months
Difficulty Meter
48
Savage
Demands Skill
Feeding Triggers
Time of Day
High
Temperature
High
Current
High
Weather
High
Most Important:
Current
Behavior
Cubbyu Chub
Behavior
Behavior Profile Radar
Strike
Cubbyu Chub
Strike
Strike Profile Radar
Positioning Radar
Fight Radar
Species Comparison Selector
Comparison Insights
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Key Observation
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Cubbyu Chub Advice
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Structure Affinity Heatmap
Wood
85
Rock
85
Weeds
20
Undercuts
15
Depth Breaks
85
Cover vs Roam
Cover
Roam
25
75
Frequent Roamer
Habitat Zone
Surface
Mid
Bottom
Structure





