Updated October 15, 2026
    Access point

    Mariaville Road Accesson West Branch Union River

    Various roadside access points along Mariaville Road, allowing anglers to explore different stretches of the river.
    Bite report · week of Oct 4

    Cool

    Tactical tipUse slow, deliberate retrieves for nymphs and streamers to entice lethargic fish in colder water.
    1. 01Cool, overcast conditions with light winds; USGS flow data currently unavailable.
    2. 02Active hatches of Blue Winged Olives (#18-20), Slate Drakes (Isonychia) (#12-14), Tan Caddis, and October Caddis.
    3. 03Recommended flies: Blue-Winged Olive (BWO) Comparadun, Flashback Baetis Nymph, October Caddis (Dry), Blood Dot Egg, Black Ghost Streamer.
    4. 04Focus on deeper, slower pools, current breaks, structure, and undercut banks.

    What to tie on at Mariaville Road Access

    Picked from recent reports for this stretch.

    dry80%

    Blue-Winged Olive Comparadun

    #18#20#22

    Matches the active fall BWO hatches, which are common on overcast days and provide consistent dry fly action for selective feeders.

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    dry80%

    Parachute BWO

    #18#20#22

    With Blue-Winged Olives beginning their emergence, particularly on overcast days, a low-profile dry fly like the Parachute BWO will be effective for selective rising fish.

    dry80%

    Elk Hair Caddis

    #14#16#18

    Caddis activity is picking up. The Elk Hair Caddis is a versatile pattern that effectively imitates the adult caddis on the water.

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    dry80%

    Mother's Day Caddis

    #14#16#18

    The prolific Mother's Day Caddis hatch is right around the corner or starting, making this an essential pattern for adult caddis imitations.

    nymph80%

    Pheasant Tail Nymph

    #14#16#18#20

    A year-round staple, the Pheasant Tail Nymph mimics a variety of mayfly nymphs, including active BWO nymphs, which are key during spring.

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    streamer80%

    Woolly Bugger (Black/Olive)

    #4#6#8

    For enticing aggressive strikes from larger trout and landlocked salmon, a slow-stripped or dead-drifted Woolly Bugger in black or olive imitates leeches and baitfish.

    streamer80%

    Epoxy Minnow

    #2#4#6

    As baitfish become more active in warming waters, an Epoxy Minnow is an excellent choice for targeting predatory Brown Trout and Landlocked Salmon.

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    streamer80%

    Muddler Minnow

    #4#6#8#10

    This sculpin imitation is a classic for Brook Trout, especially when swung through riffles.

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    dry80%

    Isonychia Dun

    #14#16

    Matches the active Isonychia (Slate Drake) hatch that occurs in the fall, providing a larger dry fly opportunity for rising trout and salmon.

    Maine 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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