Scientists have been closely monitoring a map turtle population after 10 percent died in 2022. They found a surprising culprit, and are left concerned for the future.

Grégory Bulté, an Ottawa-area biologist, holds a map turtle shell that shows the distinctive 'map' pattern that gives the turtle its name. (Dan Taekema/CBC - image credit) The northern map turtle is ...

Grégory Bulté was snorkelling in the cold waters of Ontario's Opinicon Lake when he noticed the first dead turtle.

I took this photo while kayaking a section of the Susquehanna River near the Norman Wood Bridge in Martic Township on May 7, 2023. The northern map turtle (Graptemys geographica), also known as the ...

But after a mass die-off of the turtle, Carleton University assistant professor Grégory Bulté says there’s concern warmer temperatures could make them more vulnerable to predators during their winter ...