More:What is Wisconsin's most important fish? A good case could be made for the lake sturgeon. The goal is to restore a wild, self-sustaining lake sturgeon population in the urban river that runs ...

Since the time of the dinosaurs, about 70 million years ago, sturgeons have remained essentially unchanged — large, impressive fish that can live to be 100. But the longevity of the sturgeon in the ...

has become a brood source for lake sturgeon elsewhere: Eggs are taken from the river and sent to hatcheries, which then release the juvenile fish elsewhere to bolster populations. With the ...

The process starts in spring when DNR fisheries employees obtain fertilized sturgeon eggs, typically from fish in the Wolf River, and deliver them to Riveredge. The fish are reared in the trailer ...

More:What is Wisconsin's most important fish? A good case could be made for the lake sturgeon. The goal is to restore a wild, self-sustaining lake sturgeon population in the urban river that runs ...