These links are mostly local organizations. If you know of a link that you think should be added, please contact the County Forest Manager.

Forestry

Canadian Institute of Forestry, Southern Ontario Section (for anyone interested in forests and forestry in Southern Ontario, Canada, and the world)
Faculty of Forestry, University of Toronto (a great place to get an education)
Land Stewardship Network serving the communities of Dufferin and South Simcoe (a local, volunteer-based organization providing land stewardship information and services to private landowners)
Ontario Professional Foresters Association (governing body for professional foresters in Ontario, the website includes a list of forestry consultants)

Nature...Locally

Boyne Valley Park (provincial park located near Primrose, at the junction of Highways 10 & 89)
Earl Rowe Park (provincial park located just west of Alliston, north of Highway 89)
Ecology Dufferin (learning about ecology with a local slant)
Forks of the Credit Park (provincial park located just to the south of Orangeville)
Hockley Valley Park (provincial park located in the heart of the Town of Mono)
Island Lake Conservation Area (conservation area at the headwaters of the Credit River, junction of Highways 9 & 10)
Luther Marsh (conservation area on the border between East and West Luther Townships)
Mono Cliffs Park (provincial park located on the Niagara Escarpment in the Town of Mono)
Niagara Escarpment (everything you ever wanted to know about our very own World Biosphere Reserve)

Outdoor Recreation

Bruce Trail Association (manages the Bruce Trail which runs the length of the Niagara Escarpment)
Dufferin Hi-Land Bruce Trail Club (the local arm of the Bruce Trail Association)
Credit Valley Conservation (the Credit River has its headwaters near Orangeville)
Grand River Conservation Authority (the Grand River has its headwaters in Melancthon Township)
Mansfield Outdoor Centre (a privately run outdoor education and recreational centre located immediately to the south of the Main Tract of the Dufferin County Forest)
Nottawasaga Valley Conservation Authority (the Nottawasaga River has its headwaters in Melancthon Township)
Ontario Competitive Trail Riding Association (for the horseback riding enthusiasts)
Ontario Federation of Anglers & Hunters (for the hunting and fishing enthusiasts)
Ontario Federation of Snowmobile Clubs (for the snowmobiling enthusiasts)
Ontario Parks (information on all of Ontario's provincial parks)
Ontario Trail Riders' Association   (for the horseback riding enthusiasts)
Saugeen Valley Conservation Authority (the Saugeen flows from the north-west corner of Melancthon Township)
Toronto and Region Conservation (the Humber River has its headwaters in the south-east corner of the Town of Mono)
Wizard of Wheels (for the mountain biking enthusiasts)

Dufferin County Municipalities

County of Dufferin
Town of Mono
Town of Orangeville
Town of Shelburne
Township of Amaranth
Township of East Garafraxa
Township of East Luther Grand Valley
Township of Melancthon
Township of Mulmur