Otter Lake (Rideau Lakes, Leeds and Grenville United Counties, Ontario)

Otter Lake is a lake located within the Township of Rideau Lakes, which is part of the Leeds and Grenville United Counties in Eastern Ontario, Canada. The lake is situated within the Rideau Canal system watershed, though it is not directly part of the navigable canal route.

Characterized by its irregular shape and varying depths, Otter Lake supports a variety of recreational activities, including fishing, boating, swimming, and cottage living. The shoreline is primarily composed of privately owned residences and cottages, with limited public access points. The lake's ecosystem supports a range of fish species, including bass, perch, and pike, making it a popular destination for anglers.

The lake's water quality is influenced by factors such as agricultural runoff, septic systems from shoreline properties, and natural processes. Monitoring of water quality is conducted by local environmental groups and governmental agencies to ensure the sustainability of the lake's ecosystem.

Otter Lake is located relatively close to other lakes and waterways in the Rideau Lakes region, contributing to the area's reputation as a prime destination for outdoor recreation and tourism. The surrounding landscape is characterized by a mix of forests, farmland, and rocky outcroppings typical of the Canadian Shield.