Fish – Species at Risk

download OAC Fact Sheet Fish (pdf) and Fish Species List (pdf)

Pugnose Shiner – Threatened

Prefers marshy areas with sandy bottoms and clear, still water with abundant aquatic vegetation.

Within Canada, these fish are only found in Southern Ontario – the OAC representing one of only a few remaining populations.
It is globally rare and declining as a result of loss of preferred habitat.

For additional information:

Protecting threatened Pugnose Shiner

Thanks to landowners who are helping to protect the Pugnose Shiner, a threatened fish in the Old Ausable Channel (OAC). Hear Kari Jean, Aquatic Biologist with Ausable Bayfield Conservation, and Bill Weber, local landowner and Mayor of Lambton Shores, talk about the importance of taking action. This video is produced by Pinegrove Productions and it was made with financial support of the Province of Ontario. To find out more about ways you can protect the Old Ausable Channel Watershed visit for the proposed Ausable River Action Plan.

Posted by Ausable Bayfield Conservation Authority on Wednesday, June 5, 2019

Lake Chubsucker – Threatened

Prefers sandy bottoms with clear still water and ample aquatic vegetation. Within Canada, these fish occur only within Southwestern Ontario where it has only ever been found at seven locations.

Numbers have declined as a result of degradation of habitat.

For additional information:

Grass Pickerel – Special Concern

Within Canada, these fish are only found in a limited number of locations in Ontario and Quebec.
Numbers have declined due to habitat degradation and loss.

Prefers shallow water with an abundance of vegetation.

For additional information:

Culverts and Beavers Slideshow

The slide automatically changes every 10 seconds or you can click on the link to ‘show thumbnails’ and then click on an individual slide.