Ontario Nature is the voice for wild species and wild spaces in Ontario. Its award-winning quarterly magazine, ON Nature, is an authoritative source of engaging environmental content that inspires and informs. Contributors include award-winning journalists, photographers, and leading conservation experts.
The magazine brings readers closer to nature. Experience the great outdoors, even when you’re indoors.

9 | Earth Watch
- The Fact Is: White-tailed deer
- Guelph Urban Park
- New Project Monitors Declining Butterfly Populations
- Summer Species Watch: Lesser Yellowlegs, Spotted Turtle
- Indigenous Guardians
- Deerberry
14 | Earth Watch


20 | Tiny Invaders of Canoe Country
Spiny water fleas have spread through Ontario lakes, threatening native food webs. Here’s how scientists are battling what’s being called the biggest threat to inland lakes since acid rain.
By Leah Borts-Kuperman
24 | Rising Risks for Species at Risk
The Government of Ontario dropped protections for more than 100 species at risk, claiming that federal protections can fill the gap. Here are the reasons why that is misguided.
By Brian Banks


28 | Washed Away
The impact of heavy rainfall on wildlife is likely to get worse, but conservation authorities, whose original core purpose was flood mitigation, are hampered by policy measures that limit their powers.
By Ian Coutts
ON Nature magazine is an award-winning quarterly that brings readers closer to nature by exploring Ontario’s natural species and spaces, and providing insight on pressing conservation issues.
The cost of an annual subscription is $50. If you are a senior citizen (65+) or a student, you can subscribe for a discounted rate of $40.
For just $9.95, you can purchase recent issues of our award-winning magazine. We have back issues available online dating to 1932!
For more information or to purchase a back issue, please contact Kamran Minai, at 416-444-8419 ext. 232 or kamranm@ontarionature.org.
Photos © Ron Erwin, Ron Erwin, Alan Harris / iNaturalist CC 0.0, John Reaume, Ontario Parks, Brendan Boyd / iNaturalist CC BY 2.0, Ron Erwin, Cataraqui Region Conservation Authority, Michael Bryan, Kayla Salive, Can Pac Swire CC BY-SA 2.0, Pete Ryan







