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Illustrative photo: Steep forested slopes in the Grande Ronde River canyon
Illustrative photo · OregonPhoto: Grande Ronde River, Umatilla National Forest, Oregon. U.S. Forest Service, Pacific Northwest Region, public domain. Illustrative, not from this business.Illustrative photo, not this business · Credits

Mah Hah Adventures LLC

View state record (opens state site in a new tab)

Also: Call (503) 314-0882 · www.johndayriverfishing.com (external site, opens in a new tab)

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Active on the Oregon State Marine Board record as of Oct 26, 20261 OSMB area

Registered with the Oregon State Marine Board as an outfitter guide with hunting listed, in 1 OSMB area.

Registration details

Registration number
#OG.0003867
Status
Active
Activity
Hunting (listed on the registration)
Registered guide
John Weisner
State source
Oregon State Marine Board outfitter guide registrations
Data pulled
Oct 26, 2026
View state record (opens state site in a new tab)

Find #OG.0003867 on the Oregon State Marine Board roster.

Where

Map: Oregon, with the 1 OSMB area on the registration highlighted (Oregon State Marine Board guide zones). Areas are listed below.

OSMB areas (state registration record)

  • John Day

Oregon State Marine Board areas listed on this registration. A listed area does not confirm hunt availability, land access or species.

Species

The Oregon registration record lists hunting but doesn't name species. Ask the guide which hunts they offer.

Other outfitter guides in the same OSMB areas

Details come from the state registration file (Oregon State Marine Board outfitter guide registrations). Check the state record for current status before booking. License data verified Oct 26, 2026.