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Under the CanopyAuthor: Outdoor Journal Radio Podcast Network
On Outdoor Journal Radio's Under the Canopy podcast, former Minister of Natural Resources, Jerry Ouellette takes you along on the journey to see the places and meet the people that will help you find your outdoor passion and help you live a life close to nature and Under The Canopy. Language: en Genres: Nature, Science, Sports, Wilderness Contact email: Get it Feed URL: Get it iTunes ID: Get it Trailer: |
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Episode 136: A Former MNR Biologist Explains Why Wildlife Counts Are Never Simple
Episode 136
Monday, 16 March, 2026
Counting wildlife sounds like a spreadsheet problem until you try doing it over millions of hectares of bush, broken habitat, bad weather, and animals that do not want to be seen. We sit down with Bruce Ranta, a former Ontario Ministry of Natural Resources biologist, to pull back the curtain on how population estimates really get made and why “the number” is often a best-guess built from multiple imperfect signals. If you’ve ever wondered how the province decides on moose tags, elk harvest levels, or whether a population is trending up or down, this one gets into the real mechanics. We start in the forest, because habitat drives everything. Bruce explains the moose mosaic versus caribou mosaic approach to forestry, why moose need younger browse-rich cuts, and why caribou planning can aim for massive contiguous blocks that reduce moose and wolves. From there we get into Ontario moose surveys: helicopter-based plot counts, stratified random sampling, correction factors, and why repeating surveys over time matters more than believing any single result. We also talk carrying capacity, predator pressure, moose ticks, brain worm, and how those factors can swing a population faster than most people expect. Then we widen out to other species and methods: why woodland caribou are hard to count at a provincial scale, why elk are notoriously difficult to spot even when collared, and how chronic wasting disease has changed the entire conversation around moving cervids. We cover deer management without aerial counts, leaning on hunter reporting, winter severity, crop damage, and vehicle collisions. Finally, we get into bear population estimation using DNA hair snag surveys baited along lines, plus the assumptions and limits behind every model. If you care about conservation, hunting, forestry, or evidence-based wildlife management in Ontario, hit play, then subscribe, share this with a hunting buddy, and leave a review so more people can find the show. What’s one wildlife “fact” you believed that this conversation made you question?
