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Reptile species at risk

At-risk reports on snake and lizard species.

Please note: species status as presented within publications may have changed since the publication date. Current general and detailed status is listed for each species.

Reptiles – General

Species at Risk Brochures

Snakes in Alberta

  • Alberta Species at Risk: A helpful guide for anyone living and working in snake country.

Species at Risk Program Reports

No. 30 - Red-sided Garter Snake Relocation and Education Project – Final Report

  • Alberta Species at Risk Report No. 30, prepared by L. Takats

Plains Hognose Snake

Scientific Name: Heterodon nasicus nasicus
General Status: May be at Risk
Detailed Status: N/A

Detailed Status Report

Status of the Plains Hognose Snake in Alberta

  • Alberta Wildlife Status Report No. 15, prepared by J. Wright and A. Didiuk

Prairie Rattlesnake

Scientific Name: Crotalus viridis viridis
General Status: May be at Risk
Detailed Status: Species of Special Concern

Detailed Status Report

Status of the Prairie Rattlesnake in Alberta

  • Alberta Wildlife Status Report No. 6 (Update 2012) prepared by K.J. Kissner

Status of the Prairie Rattlesnake in Alberta

  • Alberta Wildlife Status Report No. 6, prepared by S.M. Watson and A.P. Russell

Management Plan

Prairie Rattlesnake Conservation Management Plan 2016-2021

  • Alberta Species at Risk Conservation Management Plan No. 12, prepared by A. Martinson

Fact Sheet

Prairie Rattlesnake

Species at Risk Program Reports

No. 22 – Utilization of Air Photo Interpretation to Locate Prairie Rattlesnake Hibernacula in the South Saskatchewan River Valley

  • Alberta Species at Risk Report No. 22, prepared by J. Nicholson and S. Rose

No. 28 – Prairie Rattlesnake Monitoring in Alberta-Preliminary Investigations (2000)

  • Alberta Species at Risk Report No. 28, prepared by S.L. Rose

No. 40 – Management and Recovery Strategies for the Lethbridge Population of the Prairie Rattlesnake

  • Alberta Species at Risk Report No. 40, prepared by R. Ernst

No. 64 – Lethbridge Prairie Rattlesnake Conservation Project: 2002/2003 Progress Report

  • Alberta Species at Risk Report No. 64, prepared by R. Ernst

No. 76 – Prairie Rattlesnake Hibernacula: Monitoring History in Alberta 1987-2002

  • Alberta Species at Risk Report No. 76, prepared by K.J. Kissner and J. Nicholson

No. 81 – Lethbridge Rattlesnake Conservation Project: 2003 Progress Report

  • Alberta Species at Risk Report No. 81, prepared by R. Ernst

No. 103 – Reproductive Biology of Female Prairie Rattlesnakes in Alberta

  • Alberta Species at Risk Report No. 103, prepared by D. Jorgensen and J. Nicholson

No. 109 Rattlers and People: Conserving Rattlesnakes in Lethbridge

  • Alberta Species at Risk Report No. 109, prepared by R.D. Ernst and R.W. Quinlan

Related Information

Additional information for this species is available at:

Short-horned Lizard

Scientific Name: Phrynosoma hernandesi
General Status: At Risk
Detailed Status: Endangered

Detailed Status Report

Status of the Short-horned Lizard in Alberta

  • Alberta Wildlife Status Report No. 5 (Update 2004), prepared by J.D. James

Archived Detailed Status Report

Status of the Eastern Short-horned Lizard in Alberta

  • Alberta Wildlife Status Report No. 5, prepared by J.D. James, G.L. Powell, A.P. Russell

Species at Risk Program Reports

No. 29 – A Survey of Short-horned Lizard Populations in Alberta

  • Alberta Species at Risk Report No. 29, prepared by J.D. James

No. 65 – Short-horned Lizard Populations in Alberta – 2002 Survey Results

  • Alberta Species at Risk Report No. 65 prepared by J.D. James

Short-horned Lizard Recovery Action Summary 2012 – 2013

  • Alberta Species at Risk 2013 – 2014 Recovery Action Summary

Related Information

Additional information for this species is available at:

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