Updated October 15, 2026

    Working now for Brown Troutthe last 14 days

    Live, confidence-scored fly recommendations for Brown Trout across 238 tracked waters. Top 25 ranked by FlyFindr score from the last 14 days.
    238Waters with brown trout
    230Reports read
    Oct 16Updated
    1. 01

      October Caddis hatches are active now, making this a prime dry fly for the North Platte River.

      North Platte Riverfrom 124 reports
      100%
    2. 02

      Caddisflies are actively hatching, and this pattern is a reliable imitation for adult caddis, which are a staple food source for trout during summer.

      Shields Riverfrom 4 reports
      100%
    3. 03

      Active Trico hatches are occurring, particularly in slower water, making this spinner pattern essential for targeting selective rising fish during early morning spinner falls.

      Shields Riverfrom 3 reports
      100%
    4. 04

      Explicitly recommended as a hot fly, mimicking active stonefly nymphs, a consistent food source.

      Penns Creekfrom 3 reports
      100%
    5. 05

      Pale Morning Duns are actively hatching on the North Platte River, and lower flows typically lead to selective feeding on these prevalent mayflies.

      North Platte Riverfrom 51 reports
      100%
    6. 06
      Hopperterrestrial

      Terrestrial activity, particularly with grasshoppers, is at its peak regionally, providing a substantial food source for opportunistic trout.

      Shields Riverfrom 5 reports
      100%
    7. 07

      BWO hatches are active in fall on the North Platte, and this low-profile dry fly is excellent for selective trout feeding on emergers and adults.

      North Platte Riverfrom 81 reports
      100%
    8. 08

      A local Bighorn favorite, exceptionally effective during colder months, imitating sowbugs which are a consistent food source in tailwaters.

      Bighorn Riverfrom 1 report
      95%
    9. 09

      Regional reports confirm October Caddis are becoming a factor in fall, and the Ruby River is known for prolific hatches.

      Ruby Riverfrom 124 reports
      95%
    10. 10

      Regional reports indicate strong October Caddis activity, a prime fall food source for opportunistic feeders.

      Dearborn Riverfrom 124 reports
      95%
    11. 11

      Fall BWO hatches (size 16-22) are explicitly expected mid-September into October on the Ruby River, and this pattern is excellent for selective trout on adults.

      Ruby Riverfrom 81 reports
      95%
    12. 12

      Regional reports confirm active fall BWO hatches, making this low-profile dry fly excellent for selective trout.

      Dearborn Riverfrom 81 reports
      95%
    13. 13

      Larger October Caddis are becoming a factor as the river enters its prime fall season, providing significant food for opportunistic trout.

      95%
    14. 14

      Pale Morning Duns are very active on the Ruby River, making this a top choice for targeting rising trout.

      Ruby Riverfrom 51 reports
      95%
    15. 15

      Streamer fishing was recently reported as producing 'big numbers of very high quality fish' on the North Platte.

      North Platte Riverfrom 15 reports
      95%
    16. 16

      Large terrestrial ants continue to be a strong food source, drawing aggressive strikes from trout actively feeding on the surface.

      95%
    17. 17

      Leeches are a consistent food source in the North Platte River year-round and are highly effective in cold fall water for aggressive trout.

      North Platte Riverfrom 1 report
      95%
    18. 18

      Midges (including olive and BWO variants) are explicitly listed as current hatches on the North Platte, and are a year-round staple.

      North Platte Riverfrom 155 reports
      95%
    19. 19

      Pale Morning Duns are actively hatching on the North Platte River, and lower flows typically lead to selective feeding on these prevalent mayflies.

      95%
    20. 20

      Matches the prolific fall October Caddis hatch, a significant food source for trout.

      Gallatin Riverfrom 124 reports
      95%
    21. 21

      Terrestrial activity remains strong in early fall, and hoppers are a substantial food source, especially along grassy banks where trout are actively feeding.

      95%
    22. 22

      The regional intelligence indicates October Caddis are becoming a significant factor, and fall is when the largest caddis hatch of the year occurs on many western rivers. This is a prime dry fly opportunity.

      Shields Riverfrom 124 reports
      95%
    23. 23

      Explicitly mentioned in recent regional intelligence signals (Middle Fork & North Fork Flathead) as becoming a significant factor and a key fall hatch.

      Beaverhead Riverfrom 124 reports
      95%
    24. 24

      The largest caddis hatch of the year is active now, as indicated by regional reports for early October, offering a significant meal for aggressive trout.

      Stillwater Riverfrom 124 reports
      95%
    25. 25

      Explicitly recommended in recent angler reports as a dark, weighted stonefly nymph, highly effective for getting down to fish in high, off-color spring flows on the Gallatin.

      Gallatin Riverfrom 3 reports
      95%

    Ranked by Fly Findr confidence across recommendations from the last 14 days on waters that hold Brown Trout. Mentions count approved bite reports in the same window.