| Whitemouth Island Ecological Reserve | |
| Iucn Category: | Ia |
| Area Km2: | 6.13 |
| Established: | 1999 |
Whitemouth Island Ecological Reserve is an ecological reserve which is the largest island of Whitemouth Lake in Manitoba.[1] It was established in 1999 under the Manitoba Ecological Reserves Act.[2] [3] It is 6.13km2 in size. The island is the most western example of a largely undisturbed deciduous forest of the St. Lawrence - Great Lakes region in Canada.[1] It contains eight examples of eastern deciduous plants that are considered rare in Manitoba such as Dutchman's Breeches, green adder's mouth, blue cohosh, New Jersey tea, and enchanter's nightshade.[1]