Want to catch a freshwater fish over 100 pounds? Learn where, when, and how to catch lake sturgeon in Wisconsin, Minnesota & Michigan.

Want to catch a freshwater fish over 100 pounds? Learn where, when, and how to catch lake sturgeon in Wisconsin, Minnesota & Michigan.

When lake sturgeon were restocked in Big Stone Lake in 2014, it was estimated that in five years' time, some of the fish could reach 30 inches in length.

Hayley Herzig speared her first Wisconsin sturgeon in February. It's a near-record and one of the biggest sturgeon ever speared on Winnebago.

Sturgeon spearing opening weekend saw 4th-largest fish, 3,340 shacks on Lake Winnebago Successful spearers throughout the entire opening weekend brought in 290 sturgeon across the Lake Winnebago ...

Hayley Herzig speared the 4th-largest sturgeon ever recorded in the Lake Winnebago, Wis. system with the prehistoric fish dwarfing her own body: ...

At a whopping 180.5 pounds and a little more than 79 inches long, the DNR considers it the fourth-largest fish speared on the Winnebago system.

180.5-pound lake sturgeon speared by Hayley Herzig weighs in as the fourth-largest lake sturgeon ever speared on the Winnebago system. (Courtesy: Wisconsin DNR) ...

There are occasional reports from anglers of catching sturgeon approaching 60 inches in length. Some reports indicate that some of the fish are migrating upstream and downstream of Big Stone Lake.

A lot of anglers in the Upper Great Lakes Areas covet the muskellunge, calling them the kings of freshwater. But these anglers must not fish for lake sturgeon.

Wisconsin angler Hayley Herzig speared her first sturgeon through the ice in February. Officials say it's a near-record and the fourth-biggest sturgeon ever speared on Lake Winnebago.