- Blackfly larvae/pupaeMost likelyLower confidence#16–18–20 · PupaSmall dark soft-hackle drifted through riffle seams.
- Riffle beetles (US)Most likelyLower confidence#16–18–20 · NymphSmall riffle beetle; larva and adult, clean riffles.
- Diving beetlesAlso possibleLower confidence#8–10–12 · AdultTwitch a beetle pattern along weedy edges at dusk.
- Pond snailsMost likelyLower confidence#10–12–14 · AdultDead-drift or twitch a snail pattern near weed beds.
- Aquatic wormsMost likelyLower confidence#12–14–16 · AdultDead-drift a worm pattern deep - a year-round staple.
Hatch predictions
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Beyond the hatch · worth watchingambient prey(1)
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Based on species-occurrence records, not local invertebrate surveys.
Numbers are intensity 0 (none) to 3 (peak) — a guide, not a guarantee.
- Indiana licence plus trout/salmon stamp
- 5 trout and salmon, 14 in minimum, hooked in the mouth only, one single hook
- No fishing within 100 ft of the Praxair Dam.
All migratory fish are stocked Lake Michigan runs: Skamania summer-run and Michigan-strain winter steelhead are released here, and chinook and coho return in autumn. No wild trout. Lake-run brown trout stray in occasionally and are not scored.
Why this score · for Steelhead
- Temperature5328% weight
- Flow8022% weight
- Clarity9518% weight
- Feeding Time8013% weight
- Pressure757% weight
- Insect activity5612% weight
- Trout 1 January → 31 December
Little Calumet River — East Arm (Indiana Dunes)

- Blackfly larvae/pupaeMost likelyLower confidence#16–18–20 · PupaSmall dark soft-hackle drifted through riffle seams.
- Riffle beetles (US)Most likelyLower confidence#16–18–20 · NymphSmall riffle beetle; larva and adult, clean riffles.
- Diving beetlesAlso possibleLower confidence#8–10–12 · AdultTwitch a beetle pattern along weedy edges at dusk.
- Pond snailsMost likelyLower confidence#10–12–14 · AdultDead-drift or twitch a snail pattern near weed beds.
- Aquatic wormsMost likelyLower confidence#12–14–16 · AdultDead-drift a worm pattern deep - a year-round staple.
Hatch predictions
Today's headline hatch shown — see all 6 active hatches hour by hour as a supporter.
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Hatch predictions
Top nymph shown — see all 2 guilds as a supporter.
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Beyond the hatch · worth watchingambient prey(1)
Hatch predictions
Supporters see what else is on the menu.
Start free trial14-day free trial. Cancel anytime.
Based on species-occurrence records, not local invertebrate surveys.
Numbers are intensity 0 (none) to 3 (peak) — a guide, not a guarantee.
- Indiana licence plus trout/salmon stamp
- 5 trout and salmon, 14 in minimum, hooked in the mouth only, one single hook
- No fishing within 100 ft of the Praxair Dam.
All migratory fish are stocked Lake Michigan runs: Skamania summer-run and Michigan-strain winter steelhead are released here, and chinook and coho return in autumn. No wild trout. Lake-run brown trout stray in occasionally and are not scored.
Why this score · for Steelhead
- Temperature5328% weight
- Flow8022% weight
- Clarity9518% weight
- Feeding Time8013% weight
- Pressure757% weight
- Insect activity5612% weight
- Trout 1 January → 31 December