Wildlife enthusiast Terry Chettle captured a unique moment at Grimsby Wetlands in early August while photographing a green heron. An unexpected encounter with a river otter caught both him and the bird off guard.
Chettle, a resident of Beamsville, Ontario, expressed surprise at spotting the otter, as they are not commonly seen in the area. As the otter moved to a log and began grooming itself, Chettle seized the opportunity to photograph the playful display.
During the same outing, Bruce and Laurie Mackenzie, who were exploring the wetland, crossed paths with Chettle. Bruce Mackenzie acknowledged the rarity of the otter sighting, noting that it was possibly the first in recent memory near the wetlands on August 3. There have been no further reports of otter sightings in the area since that weekend.
Managed by the Hamilton Naturalists’ Club, the Grimsby Wetlands, covering approximately 12 hectares on the South Shore of Lake Ontario, was once a site for sewage storage. Mackenzie, involved with the naturalists club as the wetlands’ project manager, highlighted the significance of the otter sighting as a testament to successful habitat restoration and water quality improvement. The wetlands have previously attracted rare species like least bitterns, small herons facing threats in Ontario.
Otters symbolize a conservation triumph, according to Laura Timms, a program manager at Credit Valley Conservation overseeing the Credit River watershed. An article published in 2025 by the conservation authority detailed the resurgence of river otters in the region, indicating a positive trend in their population growth.
Historically, river otter numbers dwindled in the 1800s due to hunting, habitat destruction, and poor water quality. However, efforts over the years to restore degraded environments have led to a resurgence in otter populations across North America. Timms emphasized the importance of continuing habitat restoration to support biodiversity and conservation success stories like the thriving otter populations.
River otters, known to grow up to 1.4 meters in length and weigh between five to 14 kilograms, are carnivorous creatures that inhabit rivers, lakes, and creeks. They feed on fish, clams, insects, and other aquatic animals, showcasing their adaptability to diverse aquatic environments.
While celebrating the success of otter conservation, Timms stressed the ongoing challenges faced by various species due to habitat loss and environmental degradation. The restoration and protection of habitats, including wetlands, are crucial for supporting diverse species, mitigating flooding, and preserving ecosystems for future generations.