Sex-changing species

Kobudai/Asian sheesphead wrasse (Photo by Zack CC BY-NC)

Kobudai/Asian sheesphead wrasse (Photo by Zack CC BY-NC)

I recently watched a fascinating nature documentary series called Blue Planet II and was blown away by the wildlife spectacles that I saw and learned about in the series. One scene that especially stood out to me featured a 10-year-old female...

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Something’s Fishy: Back to school

Black crappie (Photo by Eric Engbretson, USFWS)

Black crappie (Photo by Eric Engbretson, USFWS)

September is a time for new beginnings. For many across Canada, a new school year has begun. Some may have just started post-secondary school, thousands of kilometres from their parents, while others might be attending school for the very first...

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Where the river stops: Why habitat connectivity is critical for healthy fish populations across Canada

Spawning Chinook salmon (Photo by Fish On in the Yukon)

Spawning Chinook salmon (Photo by Fish On in the Yukon)

Before you read any further, stop and think about a fish migrating up a river. Chances are that fish is a salmon and that river is in BC. There’s good reason that salmon in BC have come to symbolize fish migration. The return of millions of...

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Everything you need to know about the threat of grass carp to the Great Lakes

Grass carp (Photo by the Asian Carp Regional Coordinating Committee)

Grass carp (Photo by the Asian Carp Regional Coordinating Committee)

Do you love fishing and boating on the Great Lakes? Are you passionate about the wildlife that live in the Great Lakes? If so, we have an important mission for you: Be on the lookout for grass carp! Grass carp is one of four invasive Asian carp...

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Something’s Fishy: Dace of shade

Redside dace (Photo by K. Schmidt)

Redside dace (Photo by K. Schmidt)

Fine, I’ll say it: as a redhead, I have an affinity for red-coloured species. It’s an unspoken alliance we gingers have — walking, swimming or climbing through a world where we might stand out from the crowd based on our...

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Connecting the rivers for our future

Stehelin property, NS (Photo by NCC)

Stehelin property, NS (Photo by NCC)

After three years of data collection covering 600,000 kilometres of rivers and streams, and collaboration between two countries and four provinces, Josh Noseworthy, director of conservation science at the Nature Conservancy of Canada’s (NCC)...

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July roundup: Conservation and nature stories that caught our eye this month

Sean Landsman and Sarah McConnachie on the beach (Photo by Mike Dembeck)

Sean Landsman and Sarah McConnachie on the beach (Photo by Mike Dembeck)

Every day, countless inspiring and informative stories are published about conservation successes or discoveries in nature and wildlife around the world. Here are some that caught our attention in July 2019. The science of summer Turns out that...

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Hiking the big one

Big Trout Bay, Lake Superior, ON (Photo by Costal Productions)

Big Trout Bay, Lake Superior, ON (Photo by Costal Productions)

My dental training and career as a research scientist have allowed me to live, work, hike, bike and paddle in fascinating ecosystems around the world, including Asia, New Guinea, Europe, Africa and the Americas. After retirement, I was fortunate...

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Zebra and quagga mussels: Tiny but terrifying invaders

Zebra mussels (Photo by Michael Massimi, Barataria-Terrebonne National Estuary Program/Bugwood.org)

Zebra mussels (Photo by Michael Massimi, Barataria-Terrebonne National Estuary Program/Bugwood.org)

As motivated and concerned members of the community, there are countless opportunities to reduce our carbon footprint, protect habitat and conserve biodiversity. Invasive species are just one piece of the puzzle, and the good news is that...

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A Canadian river story

La Chasse-galerie, 1906, by Henri Julien (Photo by Musée national des beaux-arts du Québec)

La Chasse-galerie, 1906, by Henri Julien (Photo by Musée national des beaux-arts du Québec)

Our rivers carry many responsibilities. For years, they have been pathways for communication, exploration and discovery. Like any great journey, these rivers have stories. From coast to coast, myths and legends have been passed down for almost as...

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