Head-to-head
Brown Trout vs Atlantic Salmon
How the tackle for brown trout and atlantic salmon compares, and whether one setup can reasonably cover both.
Photos: Wikimedia Commons (free licences) — credits on each species page.
Last reviewed 26 September 2026 · Editorial policy
Side by side
Tackle comparison
| Brown Trout | Atlantic Salmon | |
|---|---|---|
| Water | Freshwater | Both |
| Regions | UK, EU, US, CA | UK, EU, CA, US |
| Typical weight | 0.5–5 lb | 5–20 lb |
| Main line | 4–10 lb | 15–25 lb |
| Rod | Light, moderate action, 7–9 ft | Double-handed 13–15 ft fly rod, or heavy spinning rod, 11–15 ft |
| Reel | 2500 spinning, or a 5–6wt fly outfit | Large-arbor fly reel with strong drag, 8–10wt |
| Hooks | Size 6–14 hooks; size 8–18 flies | Size 4–12 salmon tubes and doubles |
| Best conditions | Low light, 50–65°F (10–18°C), after rain when a river is falling and clearing. | A falling river after rain, with water temperature above about 42°F (6°C). |
Verdict
Can one setup do both?
Line ranges don't overlap
Brown Trout typically needs 4–10 lb line and atlantic salmon 15–25 lb. The gap is big enough that separate outfits are the sensible choice.
Shared methods
Techniques that work for both
Fly Fishing
Casting a weighted line that carries a nearly weightless artificial fly to the fish.
Spinning with Lures
Casting and retrieving spinners, spoons or small soft plastics on light spinning tackle.
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