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Rainbow trout

Oncorhynchus mykiss

Rainbow trout© FishBase (CC BY-NC)

Rainbow trout (Oncorhynchus mykiss) is a prized freshwater game fish known for its striking colors and strong, acrobatic fights. Anglers pursue it for both sport and its flavorful, flaky flesh.

Fight
Taste
Potential pest
Game Fish

Basic Information

Family

Salmonidae

Max Size

122 cm

Max Weight

25.9 kg

Habitat

marine, freshwater, brackish

Depth Range

0-200m

Climate

subtropical

Best Season

Spring and fall, especially during insect hatches

Best Time

Early morning and late evening

Distribution

Select a map type to show distribution on the globe.

Fishing Tips for Rainbow trout

  • Target riffle and run sections where insects are abundant.
  • Use nymph or dry fly patterns during hatch periods for fly anglers.
  • Light spinning gear with small spinners or soft plastics works well in lakes.
  • Retrieve lures slowly and vary the speed to imitate natural prey.

Top Fishing Locations for Rainbow trout

beginner72% Very Common

Renowned for its clear, fast‑flowing water and abundant stocked rainbow trout, the Tweed offers easy access and well‑maintained banks, making it a favorite for both locals and tourists.

Best: May‑September

Lake Tekapo

New Zealand
intermediate65% Common

High‑altitude, crystal‑clear lake fed by glacial melt, supporting wild rainbow trout populations; iconic backdrop of the Southern Alps draws anglers worldwide.

Best: December‑February

Colorado River (Gunnison Section)

USA
intermediate78% Very Common

Cold, well‑oxygenated waters of the Gunnison stretch host robust rainbow trout runs; numerous access points and guided trips make it highly productive.

Best: June‑August

Rio Grande (Patagonia)

Argentina
expert42% Occasional

Remote Patagonian river renowned for giant rainbow trout; the rugged scenery and limited access keep it a bucket‑list destination for serious fly anglers.

Best: December‑February

Kananaskis River

Canada
beginner70% Very Common

Mountain stream in Alberta's Rockies, stocked and wild rainbow trout thrive in its clear, swift currents; popular for guided float‑fly trips.

Best: July‑September

Lake Bled

Slovenia
beginner68% Common

Alpine lake surrounded by historic scenery, stocked with rainbow trout; easily reachable and ideal for family outings and novice anglers.

Best: May‑September

Lake Tahoe

USA
intermediate75% Very Common

Large, deep alpine lake straddling California/Nevada, supporting a strong wild rainbow trout fishery; high demand makes it a premier destination.

Best: June‑August

Market Prices

Recommended Fishing Equipment for Rainbow trout

Recommended Equipment

Rod6-7 ft medium-light spinning or fly rod, fast action
Line4-8 lb test monofilament or fluorocarbon
Lure TypeSmall spinners, spoons, soft plastics, or flies
TechniqueSpinning, fly fishing, or trolling in shallow, moving water

Best bait: Live worms, insects, minnows