- Blomidon Naturalists Society
- CPAWS-NS (Canadian Parks and Wilderness Society, Nova Scotia branch)
- eBird-Canada
- Canoe Kayak Nova Scotia
- Ecology Action Centre
- Friends of McNabs Island Society
- Halifax North West Trails Association
- Harrison Lewis Coastal Discovery Centre
- Hike Nova Scotia
- Important Bird Areas of Canada
- McIntosh Run Watershed Association
- Mersey Tobeatic Research Institute (MTRI)
- Nature Canada
- Nature Nova Scotia (Federation of Nova Scotia Naturalists)
- Nova Scotia Trails Federation
- Nova Scotia Bird Society
- Nova Scotian Institute of Science
- Nova Scotia Museum of Natural History
- Nova Scotia Mycological Society
- Nova Scotia Nature Trust
- Nova Scotia Endangered Species: The List
- Nova Scotia Endangered Species: The Act
- Nova Scotia Species at Risk Overview
- Nova Scotia Wild Flora Society
- Our HRM Alliance
- Sackville Rivers Association
- St.Margaret’s Bay Stewardship Association
- Sierra Club – Atlantic
- Tusket River Environmental Protection Association
- Woodens River Watershed Environmental Organization
- Young Naturalists Club of Nova Scotia
Environmental Emergencies: 1-800-565-1633
or for Halifax: 426-6030