Wildlife of Winnipeg: Urban Biodiversity on the Prairie

Winnipeg's location at the confluence of the Red and Assiniboine Rivers, on the eastern edge of the Prairie Ecozone, supports a surprisingly rich urban fauna. Here's what shares the city.

Mammals (25+ species)

Common: White-tailed deer (Assiniboine Forest, city parks), red fox, coyote, eastern cottontail, gray squirrel, red squirrel, thirteen-lined ground squirrel, muskrat, beaver (riverbanks). Occasional: Mink, striped skunk, raccoon (expanding north), northern pocket gopher. Rare visitors: Black bear, cougar, moose (river corridors from surrounding parkland).

Birds (280+ species recorded)

Year-round: Black-capped chickadee, downy woodpecker, blue jay, house sparrow, rock pigeon. Summer breeders: Baltimore oriole, rose-breasted grosbeak, red-winged blackbird, common grackle, brown-headed cowbird, mallard, Canada goose. Migrants: Warblers (25+ species), shorebirds (Whitewater Lake IBA), waterfowl (Oak Hammock Marsh — 30 min north). Winter specialties: Snowy owl, bohemian waxwing, common redpoll, hoary redpoll.

Fish (50+ species in Red/Assiniboine)

Game: Walleye (pickerel), northern pike, yellow perch, channel catfish, goldeye. Non-game: Lake sturgeon (threatened, recovering), freshwater drum, burbot, sauger, mooneye. Invasive: Common carp, goldfish (released pets), zebra mussels (not yet established but monitored).

Reptiles & Amphibians

  • Snakes: Red-sided garter (ubiquitous), western hognose (rare), smooth green (rare).
  • Turtles: Snapping, painted, western painted.
  • Frogs/Toads: Boreal chorus, wood frog, northern leopard frog, Canadian toad, gray treefrog.
  • Salamanders: Tiger salamander, blue-spotted.

Invertebrates

Pollinators: 150+ bee species (including rusty-patched bumblebee, endangered), butterflies (monarch, painted lady, fritillaries). Nuisance: Mosquitoes (Aedes vexans, Culex tarsalis — West Nile vector), black flies, deer flies, stable flies. Aquatic indicators: Mayflies, caddisflies, stoneflies (water quality bioindicators).

Where to Watch

  • Assiniboine Forest (deer, owls, warblers)
  • Oak Hammock Marsh Interpretive Centre (waterfowl, shorebirds)
  • King's Park / St. Vital Park (riverine species)
  • Backyard feeders (chickadees, nuthatches, woodpeckers)

Winnipeg isn't a wilderness—but it's not a biological desert either. The rivers, the urban forest (8M+ trees), and the surrounding agricultural matrix create edge habitat that sustains remarkable diversity.

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