Updated October 15, 2026
    Access point

    Chester / Knightvilleon Westfield River

    Upper Westfield access with tight pocket water and classic trout runs.
    Westfield River reportDirections42.2795°N, 72.8321°W
    Bite report · week of Oct 4

    What's working on Westfield River

    1. 01Westfield River running cold and clear with air temperature at 44°F.
    2. 02Blue-Winged Olives (BWOs) are the most consistent mayfly hatch, offering brief dry fly windows on overcast afternoons.
    3. 03Midges are abundant subsurface, a vital year-round food source.
    4. 04October Caddis may be active in later afternoons, bringing larger fish to the surface.
    5. 05Egg patterns are crucial due to recent brown trout stocking across the branches.

    What to tie on at Chester / Knightville

    Picked from recent reports for this stretch.

    streamer80%

    Woolly Bugger (Olive)

    #4#6#8

    A versatile streamer pattern imitating leeches and baitfish, effective year-round for aggressive trout, especially in colder fall conditions.

    dry80%

    Mother's Day Caddis

    #14#16#18

    The prolific Mother's Day Caddis hatch is expected in late April through May, making this dry fly a perfect imitation for adult caddis on the Westfield River.

    streamer80%

    Woolly Bugger (Black/Olive)

    #4#6#8

    An essential streamer for enticing aggressive strikes from both smallmouth bass and trout, mimicking leeches and baitfish that are active in the variable spring flows of the Westfield River.

    streamer80%

    Clouser Crayfish

    #2#4#6

    Crayfish are a primary food source for smallmouth bass in rocky rivers like the Westfield. Strip this pattern along the bottom with pauses to mimic a fleeing crayfish.

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    dry80%

    Quill Gordon

    #12#14#16

    Quill Gordons are an important early spring hatch on the Westfield River, providing one of the first reliable dry fly opportunities of the year for rising trout and fallfish.

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    nymph80%

    Hendrickson Nymph

    #14#16#18

    Hendricksons are a key early spring hatch on the Westfield River, and nymphs are highly active subsurface, representing a primary food source for trout.

    nymph80%

    Zebra Midge

    #18#20#22#24

    Midges are the most consistent food source in February. A black or red Zebra Midge is a staple for winter trout in New England.

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    nymph80%

    Little Black Stonefly nymph

    Late February marks the beginning of Winter Stonefly activity in Massachusetts freestones; these nymphs are highly active in the substrate now.

    nymph80%

    Micro Egg

    #14#16#18

    With ongoing brown trout stocking and potential natural spawning, egg patterns are highly effective for opportunistic feeders in the fall.

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    Massachusetts season by season

    What changes on the water through the year, with the flies for each season.

    Fly shops nearby

    Local flies, current advice and guided trips.

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