Lake Sturgeon Native Range

Lake Sturgeon are rare throughout most of their range Becker 1983.

Lake sturgeon native range. The fishs range spans North America from the Hudson Bay to Mississippi River. They are usually found at depths of five to 20 metres. Lake sturgeon are currently endangered or threatened across most of their native range prompting provincial governments to develop management strategies.

Pacific Coast from Alaska Bay Alaska to central California and extreme northwestern Montana Page and Burr 1991. They spawn in relatively shallow fast-flowing water usually below waterfalls rapids or. 61 m and nearly one ton.

Sturgeon Management Units have been developed for Lake Sturgeon within the Red Assiniboine rivers Cleator et al. Its historical range stems from Canada to the southern United States and from the east coast of the United States to the Dakotas. Lake Sturgeons can be found at depths of at least 5 meters but no greater than 20 meters.

The original range for Lake Sturgeon see Figure 1 is thought by scientists to include. Historically there were a total of 111 sites where lake sturgeon were known to occur in the Saskatchewan River watershed. Lake sturgeon are protected in Canadian waters of the Great Lakes with closed seasons size.

Wydoski and Whitney 1979. The water Lake Sturgeon use to spawn is fast flowing usually under waterfalls rapids or dams. It is a large cartilaginous fish that lives at the bottom of freshwater streams and lakes.

The range of the Lake Sturgeon spans four freshwater biogeographic zones and six terrestrial ecozones. The Great Lakes basin Mississippi drainage and the Hudson Bay province. 2010b both of which are inhabited by Lake Sturgeon that are part of the Northwestern Ontario population and for Lake Sturgeon in the Great LakesSt.