ONTARIO IBA CONSERVATION PLANS

 

LUTHER MARSH IMPORTANT BIRD AREA
EXECUTIVE SUMMARY

Download the entire conservation plan (584 KB pdf file)

Introduction
The back roads of north Wellington and Dufferin counties criss-cross flat expanses of farmland, more in corn and soybean than previous years but many still in hay and alfalfa. Numerous low areas, once cultivated, are dotted with the reddish hues of dogwood and pockets of willow. One hardly notices the gradual climb onto the “Dundalk plateau,” driving north from Guelph or Kitchener-Waterloo. But here the growing season is shorter and the winters longer than in the urban areas to the south. Within this largely treeless rural landscape sprawls Luther Marsh. The expansive wetlands and surrounding woodlands throb with verdant life in the spring and hum with biting insects in the summer. Flocks of migrating waterfowl congregate there in the fall. Winters are snowy, cold, and desolate – similar enough to Arctic tundra to attract the occasional Snowy Owl and wheeling flocks of white and black Snow Buntings.

Luther is a Mecca for birds of many feathers in all seasons. Its large reservoir supports thousands of migrating waterfowl each fall, which in turn support a significant waterfowl hunt. Marshes established around the perimeter of islands and the reservoir attract nesting Least Bitterns, Black Terns, and other marshbirds. A substantial mix of plantation and native forest around the reservoir provides breeding habitat for regionally significant numbers of forest birds. Hay fields and early succussional old fields near Luther Marsh have occasionally attracted rare and threatened grassland species including Henslow’s and LeConte’s Sparrows. ¹

The Grand River Conservation Authority (GRCA) and the Ontario Ministry of Natural Resources (OMNR) own this large piece of Grand River headwaters and manage the resource for both river augmentation and wildlife. The Luther Marsh Management Plan (1991), currently under revision, directs management activities within Luther Marsh Wildlife Management Area.

How does one maintain the significance of this site for the diversity of species now present? What parts should be left alone and what parts managed to create target habitats? These questions are at the root of this conservation plan.

Plans are works in progress, open to revision and rethinking. Yet we are hopeful that this plan will serve in demonstrating the significance of the Luther Marsh for breeding and migrant birds. We are hopeful that the information presented in this plan, and its goals and objectives, will serve the community and the birds well, and inform the process of updating the Luther Marsh Management Plan of the GRCA.

The vision statement for the Luther Marsh IBA is as follows:
The Luther Marsh Important Bird Area will be conserved and managed in concert with the Luther Marsh Management Plan, to maintain and enhance its significance for waterbirds and landbirds, and will be a place where birds can be observed, monitored, studied and enjoyed for the ecological, educational, economic and recreational benefits to the people of Ontario and beyond.

*Edward Chesky

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© 2002 IBA CANADA