TAGGED FISH Fishing Wisconsin The Department of Natural Resources (DNR) fisheries biologists track fish for research purposes. There are various ways DNR marks fish which are part of these …

Mar 10, 2025 · This spring, help the DNR manage Green Bay’s world-class walleye fishery by reporting tagged fish. Photo credit: Wisconsin DNR MADISON, Wis. – Together with Walleyes for Tomorrow, …

A population estimate is a metric that describes population size. For Winnebago lake sturgeon, the number of previously tagged individuals during the spearing season, and proportions of marked …

The DNR has established limits on the size and number of permitted tournaments on some lakes and rivers to minimize concerns such as crowding, the spread of invasive species and indirect fish …

Subsequent recaptures of tagged lake trout allowed us to measure growth with a known number of years between the original capture event and recapture events.

Mar 12, 2024 · This spring, help the DNR manage Green Bay’s world-class walleye fishery by reporting tagged fish. Photo credit: Wisconsin DNR MADISON, Wis. – Together with Walleyes for Tomorrow, …

Do not remove the tags when releasing a DNR-tagged fish. Fish with wire antennas (radio transmitters) A fish with a wire antenna properly inserted. DNR Photo When a wire antenna is found extending out …

The harvest caps for the 2025 spearing season were determined using the most recent 5-year average abundance estimates for the Winnebago System lake sturgeon population (about 24,000 males and …

Should you catch a DNR-tagged fish, it is very important to report the requested information promptly. The information provided by the angler helps the DNR to determine fish population estimates, …

Feb 24, 2025 · Executive Summary Apple Lake is a small hypereutrophic seepage lake in northern St. Croix County. The lake contains a diverse sport and panfishery and is currently surveyed by WDNR …