Fish, Amphibians, and Reptiles

The meticulous record-keeping of angler Jim Rennie provided a clear account of the population crash of westslope cutthroat trout in Gold Creek following the failure of a coal spoil pile that released sediment into the waterway.

The Currency of Angler Citizen Science

19 January 2024

Lorne Fitch searches for a treasure trove of citizen science data in the fishing diaries of lifelong anglers.

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Arctic Grayling: The Jewel of Canada’s Northern Waters

16 October 2023


I spend my free time studying Arctic grayling, and it captures every ounce of my curiosity. Arctic grayling have striking colouration with large dorsal fins reminiscent of a marine sailfish. They are aggressive feeders and fun to catch on a fly. In studying them, we learn more about the ancient processes that led to the rich mosaic of biodiversity around us today.

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Amazing Amphibians & Riveting Reptiles

6 December 2022

Recorded Presentation
Host: Nature Alberta

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What Happened to the Northern Leopard Frog?

28 January 2022

The northern leopard frog is an iconic amphibian, likely the very image that comes to mind when you hear the word “frog.” This once ubiquitous resident of prairie wetlands has faced an ongoing struggle against a changing and increasingly human-centric environment.

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Tiger Salamander juvenile
Tiger Salamander juvenile - J. Clare

Tiger Salamanders

21 April 2021


I was seven years old when I first saw Alberta’s elusive tiger salamander. Nearly six inches long and smooth, I can still remember its richly colored body: black stripes and splotches contrasted against olive green.

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Can Smartphones Kill Trout?

1 November 2020


Unlike birders, we fish lovers can seldom go to a lake or river and simply “see” a fish. To see one, we usually need to catch it. The question is: can occasional losses from catch-and-release fishing be safely ignored or are they a cause for concern?

It turns out that this question is harder to answer than one might expect.

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Alberta’s Bull Trout Need Our Respect — and Our Help

16 August 2020


Bull trout seem to be the Rodney Dangerfield of fish — they get no respect. They are the official provincial fish of Alberta, yet this distinction hasn’t served them particularly well. They are listed as Threatened under both provincial and federal legislation. So how did we get here?

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