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Bield:Fish
Stocking schedule

Au Sable River (Holy Waters) stocking schedule 2026.

Stocking NowRiverCrawford County, Oscoda County

The Au Sable's Holy Waters between Grayling and McKinley is the spiritual home of American fly fishing — fly fishing only, year-round catch and release. Limited supplemental stockings preserve the river's wild trout character.

Official source

For the actual Au Sable River (Holy Waters) stocking dates and volumes this week, view Michigan Department of Natural Resources's official stocking report.

View Michigan official report →

Au Sable River (Holy Waters) stocking detail

  • Rainbow Trout
    WeeklyFly fishing only
    JanJan — no stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesFebFeb — no stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesMarMar — moderate stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesAprApr — moderate stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesMayMay — moderate stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesJunJun — no stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesJulJul — no stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesAugAug — no stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesSepSep — no stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesOctOct — no stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesNovNov — no stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inchesDecDec — no stocking Rainbow Trout typical size: 9–12 inch catchable; some trophy fish 16+ inches
    Typical volumeLimited supplementary stocking — primarily wild trout
    RegulationFly fishing only on the Holy Waters; catch and release year-round.
    Access points
    • McMasters Bridge
    • Stephans Bridge
    • Wakeley Bridge
  • Brown Trout
    MonthlyFly fishing only
    JanJan — no stocking Brown Trout typical size: 9–14 inch catchable; trophy fish 18–24 inchesFebFeb — no stocking Brown Trout typical size: 9–14 inch catchable; trophy fish 18–24 inchesMarMar — moderate stocking Brown Trout typical size: 9–14 inch catchable; trophy fish 18–24 inchesAprApr — moderate stocking Brown Trout typical size: 9–14 inch catchable; trophy fish 18–24 inchesMayMay — moderate stocking Brown Trout typical size: 9–14 inch catchable; trophy fish 18–24 inchesJunJun — no stocking Brown Trout typical size: 9–14 inch catchable; trophy fish 18–24 inchesJulJul — no stocking Brown Trout typical size: 9–14 inch catchable; trophy fish 18–24 inchesAugAug — no stocking Brown Trout typical size: 9–14 inch catchable; trophy fish 18–24 inchesSepSep — no stocking Brown Trout typical size: 9–14 inch catchable; trophy fish 18–24 inchesOctOct — moderate stocking Brown Trout typical size: 9–14 inch catchable; trophy fish 18–24 inchesNovNov — moderate stocking Brown Trout typical size: 9–14 inch catchable; trophy fish 18–24 inchesDecDec — no stocking Brown Trout typical size: 9–14 inch catchable; trophy fish 18–24 inches
    Typical volumeMonthly stockings supplement wild population
    RegulationTrophy fishing — fly fishing only, catch and release.
    Access points
    • McMasters Bridge
    • Stephans Bridge

Access & amenities

Full public accessNearest town: Grayling, MI

Substantial public access along the famous Holy Waters stretch.

parkingstream accessfly fishing only
USGS gauge 04135500 — live water data →

Get notified when Au Sable River (Holy Waters) is stocked.

Bield: Fish reads Michigan Department of Natural Resources's stocking reports and pushes a notification when Au Sable River (Holy Waters) appears on the schedule. Save your home waters once.

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All Michigan stocking schedules →Michigan Department of Natural Resources report →