Ridge Mountain, dominate the area south of the Peace River. The foothills continue north of the river, passing into prairie land at Beryl Prairie. Dinosaur Lake is the deeply entrenched reservoir of the Peace Canyon Dam, having a surface area of and a volume of 0.216 km3 (0.05 mi3). The oligotrophic lake is fed by Williston Lake and 5 tributaries (Gething, Johnson, Moosebar, Starfish and Mogul creeks). Most of the municipality is forested by aspen and poplar trees. Animals common to the area include moose, bear, deer, sheep, goats and elk. A hatchery annually releases sportsfish, mainly rainbow trout, into the lakes. Dinosaur tracks and fossils have been discovered in the municipality, including deposits that were later covered by the filling of Dinosaur Lake. The ichthyosaur Hudsonelpidia was named after the community after being discovered there in the 1960s. Historically, winters have been very cold and snowy. However, since the filling of Williston Lake, the largest man-made lake in North America, the winters have been milder with an average January temperature of and annual snowfall of . The municipality has an average growing season of 135 days, the longest in northern BC, with an average July temperature of . With the dams, both the lakes and the river are isothermal at about . Demographics In the 2021 Census of Population conducted by Statistics Canada, Hudson's Hope had a population of 841 living in 378 of its 460 total private dwellings, a change of from its 2016 population of 1,015. With a land area of , it had a population density of in 2021. While the community is one of the province's oldest, the first census that included it as a defined subdivision was that of 1966, which recorded 3,068 people. An earlier report put the population at less than 100 in 1954. The 1960s peak was due to workers coming to the area for the planning and construction of the hydroelectric dam. Infrastructure The town is located along Highway 29, between Chetwynd and Fort St. John. The highway crosses the Peace River via the Hudson's Hope Suspension Bridge and runs westward along the north bank of the Peace River through the townsite, Lynx Creek, and Farrel Creek. From the townsite, the W.A.C. Bennett Dam is west. In total, the district maintains of paved and of unpaved roads with most of the businesses located along the Beattie Road portion of Highway