Across Ontario, degraded shorelines are getting a second chance. Conservation authorities, municipalities, lake associations, and individual property owners are investing in restoration projects that replace crumbling retaining walls with native vegetation, reconnect wetlands to lakes, and rebuild the natural buffers that protect water quality and support wildlife. Some of these projects are small, involving a single property owner replanting their shoreline with native species. Others are large-scale, multi-year initiatives that transform entire stretches of coast.

The results, when projects are well planned and properly executed, can be impressive. Water quality improves. Fish populations rebound. Erosion stabilizes. And the communities involved gain something harder to measure but equally valuable: a renewed connection to the waterways that define their identity.

Long Point Bay Wetland Restoration

Long Point, the sand spit that extends more than 30 kilometres into Lake Erie, is one of the most ecologically significant landscapes in Ontario. The wetlands along its inner bay provide critical habitat for migratory birds, fish, and amphibians, and the area is designated as a UNESCO World Biosphere Reserve and a Ramsar Wetland of International Importance. But decades of agricultural drainage, shoreline development, and invasive species had degraded portions of the wetland complex.

A series of restoration projects, led by the Long Point Region Conservation Authority in partnership with Ducks Unlimited Canada and other organizations, has worked to restore hydrology and habitat across several sites in the inner bay. Projects have involved removing drainage infrastructure to re-wet formerly drained areas, controlling phragmites to allow native vegetation to recover, and installing water control structures that mimic natural water level fluctuations.

Monitoring has shown positive results. Native marsh vegetation has returned to restored areas, waterfowl use has increased, and fish spawning habitat has improved. The projects demonstrate that even in highly modified landscapes, restoring natural water flow can trigger ecological recovery.

Toronto Waterfront Naturalization

Toronto's waterfront has undergone decades of industrial use, landfilling, and armoured shoreline construction that left much of the city's lakefront ecologically barren. The Tommy Thompson Park restoration on the Leslie Street Spit is perhaps the most dramatic example of shoreline restoration in the province. Built from construction rubble and dredged material, the spit was gradually colonized by vegetation and wildlife, and deliberate restoration efforts have enhanced its ecological value to the point where it now supports significant populations of nesting colonial waterbirds, including the largest ring-billed gull colony on the Great Lakes.

Along the city's eastern waterfront, the Port Lands Flood Protection and Don Mouth Naturalization project is creating a new river mouth for the Don River, with naturalized shorelines designed to provide both flood protection and habitat. The project includes the creation of new wetlands, the establishment of riparian buffers, and the restoration of a more natural river channel. When completed, it will represent one of the largest urban shoreline restoration projects in North America.

Lake Simcoe Shoreline Programs

Lake Simcoe has been the focus of intensive restoration efforts driven by the Lake Simcoe Protection Act and the Lake Simcoe Protection Plan. Shoreline restoration has been a key component, with the Lake Simcoe Region Conservation Authority working with property owners to naturalize degraded shorelines around the lake. The program provides technical assistance, native plant materials, and in some cases financial incentives to property owners who agree to establish vegetated buffers along their waterfront.

Over the past decade, hundreds of properties around Lake Simcoe have participated in shoreline naturalization. Monitoring has shown that naturalized shorelines are delivering measurable reductions in nutrient and sediment loading to the lake, contributing to the broader phosphorus reduction goals of the protection plan. Property owners report high satisfaction with the results, and the visual transformation of once-barren shorelines into lush native plantings has helped shift community attitudes toward natural approaches.

Lessons From the Field

The common thread in successful restoration projects is that they work with natural processes rather than trying to override them. Projects that restore natural water flow, plant native species adapted to local conditions, and allow natural disturbance regimes to play out tend to produce the best long-term results. Projects that attempt to impose rigid designs on dynamic shoreline environments are more likely to encounter problems.

Community engagement is another critical factor. Restoration projects that involve local residents in planning, planting, and monitoring tend to generate stronger long-term support and better maintenance outcomes than projects imposed from above. When property owners understand why their shoreline matters and see the results of restoration with their own eyes, they become advocates for the approach.

Patience is essential. Shoreline restoration is not instant. It takes two to five years for plantings to mature and begin delivering their full ecological benefits. During that period, the site may look rough and unfinished. Property owners and communities need to understand this timeline and commit to the maintenance needed during the establishment period.

Scale matters. While individual property naturalization is valuable, the greatest benefits come when multiple properties along the same stretch of shoreline participate. This creates continuous habitat corridors, maximizes water quality improvements, and provides the connected buffer zone that wildlife needs. Lake associations and conservation authorities that can coordinate multi-property restoration efforts achieve disproportionate results compared to isolated projects.

Funding and Support

Funding for shoreline restoration in Ontario comes from multiple sources. Conservation authorities often have stewardship programs that provide free or subsidized native plants, technical advice, and sometimes labour for shoreline restoration projects. Provincial programs such as the Ontario Trillium Foundation and the Great Lakes Guardian Community Fund have supported restoration initiatives. Federal funding through programs related to the Canada-Ontario Agreement on Great Lakes Water Quality has supported larger-scale projects.

Some municipalities have created their own incentive programs, offering grants or tax rebates to property owners who naturalize their shorelines. These municipal programs can be particularly effective because they leverage private investment and create visible results that inspire neighbours to follow suit.

The Opportunity Ahead

Despite the progress made, the majority of developed shoreline in Ontario remains in a degraded state. The opportunity for restoration is enormous, and the benefits, for water quality, fish habitat, flood protection, and community well-being, are well documented. What is needed is sustained funding, expanded outreach, and a shift in cultural expectations about what a shoreline should look like. The projects profiled here show what is possible when communities commit to restoring the water's edge.

By Maren Falk, Environment Editor