First River

Details

DNR lake ID

31081800

County

Itasca

Surface area

401 acres

First River Lake Public Water Access Site

carry-in, natural ramp, run by U.S. Forest Service

Infested waters list

faucet snail, zebra mussel

Special regulation

Walleye: All from 18-23" must be immediately released. One over 23" allowed in possession.

Fish consumption

Follow the statewide guidelines; fish from this lake have not been tested

Size

100 to 499 acres

Public access

Yes

Sources

• Minnesota DNR LakeFinder
  Checked September 24, 2026
• Minnesota DNR Public Water Access Sites
  Checked September 24, 2026

Survey catches show what DNR nets and electrofishing found on the survey date, not how the fishing is today. Check the current regulations and the Department of Health advice before you keep fish, and confirm access conditions before you tow a boat.