Virile Crayfish in Nose Creek : r/Calgary

Human health risk assessment of selected metal(loid)s via crayfish (Faxonius virilis; Procambarus acutus acutus) consumption in Missouri - ScienceDirect

Invaders from the north

Fishing for crayfish Washington Department of Fish & Wildlife

Invasive crayfish are dying in the Midwest. Could a fungus be the cause?

Invasive crayfish found in Bow River's headwaters causes concern

I Need Your Help! Have You Seen This Crayfish? - Alberta Outdoorsmen Forum

Crawdad

Crayfish in the Elbow River: Alberta Environment and Parks

Invasive crayfish may pose new threat to Calgary-area trout - Calgary

My Wild Alberta - Northern crayfish are a species native

Why you may not want to eat Calgary's invasive crayfish

In a Pinch-Crayfish in Alberta - Trout Unlimited Canada