Virile Crayfish - Montana Field Guide

A male virile crayfish, Orconectes virilis , collected from the Lee

Virile Crayfish (Northern Crayfish) Missouri Department of Conservation

WISC - Washington Invasive Species Council

virile crayfish (Faxonius virilis) - EDDMapS

Invasive Dupes, Part 2: Crayfish vs. Crayfish — Seeing Double, Chicago News

Virile Crayfish - Obs. by Year - Montana Field Guide

Wild and Free Montana: Crayfish Confrontation

Virile Crayfish - Montana Field Guide

The State of Crayfish in the Pacific Northwest - Larson - 2011 - Fisheries - Wiley Online Library

List of crustaceans of Montana - Wikiwand

Virile Crayfish - Montana Field Guide