The lake sturgeon (Acipenser fulvescens), also known as the rock sturgeon, is a North American temperate freshwater fish, one of about 25 species of sturgeon.Like other sturgeons, this species is an evolutionarily ancient bottom feeder with a partly cartilaginous skeleton, an overall streamlined shape and skin bearing rows of bony plates on its sides and back, resembling an armored torpedo. They have retained many primitive characteristics that have been lost or modified in other modern-day fishes. KEPT HOOK AND LINE Alewife . Fishing Wisconsin Lake sturgeon spawning Spawning season 2019 - It's Over! It is believed to be the largest lake sturgeon ever caught in the U.S. Fishes of Wisconsin Lake and shovelnose sturgeon Sturgeon are living fossils, appearing first about 136 million years ago when the dinosaurs still roamed the earth. Species lbs oz. The fish was 87.5 inches long and weighed more than 240 pounds. Monday, April 29 - The 2019 lake sturgeon spawning run on the Wolf River is all but over. The fish was estimated to be 125 years old. 0 2.4 8.125 Eric Geisthardt Milwaukee, WI 05/19/17 Lake Michigan Milwaukee Extra Facts: It is illegal to sell the skin and eggs of lake sturgeon in Wisconsin, are bottom feeders, are called the dinosaur fish, and are considered federally and state endangered. For perspective on the size of this fish, the Wisconsin state record lake sturgeon — also caught in Yellow Lake, in 1979, was 79 inches long. Young lake sturgeon are usually lighter in color than the adults and have dark blotches on their sides and snounts. Wisconsin's lake sturgeon are generally slate-gray, olive-brown or black over the body with a milky or yellow-white underside. There may still be a few fish below the dam in Shawano, but we are well past peak spawning. Weight Length Date . State Record: 170lbs 10oz, 79 inches long, Yellow Lake, Burnett County, WI World Record: For lake sturgeon, it’s the same as our state record. Wisconsin Record Fish List. To catch a comparable trophy (or one more modest), use a fairly stiff casting rod … in. This past week officials with Wisconsin’s Department of Natural Resources caught a record size lake sturgeon on the Wolf River near Shawano. Sources: The National Freshwater Fishing Hall of Fame and Verified Wisconsin Record Fish Reports . Caught by Address Caught Place Caught County . The largest Wisconsin sturgeon taken by spearing was 84.2 inches long and weighed 212 pounds. It weighed 170 pounds, 10 ounces. Lake Sturgeon - Fishing The world record lake sturgeon taken by hook and line - weighing 170 pounds, 10 ounces - came from Wisconsin's Yellow Lake in Burnett County in 1979.