Chinese Mystery Snail

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Chinese Mystery Snails are a prohibited species under the Fisheries (Alberta) Act. On October 10th, 2019, Chinese Mystery Snail were identified at Lake McGregor. Surveys were completed on October 15 & 16th to confirm the infestation extent and live snails were found. While there are no feasible or effective eradication methods, containment options can still be considered to prevent the spread of this species, as it has only been identified in one portion of Lake McGregor.

A draft management plan has been created to prevent the spread of Chinese Mystery Snails. As a key partner, we are inviting you to provide feedback on the management plan. The draft management plan and other additional resources can be found in the resource library - please review these prior to taking the survey below.

Documents for review

Management Plan

  1. Chinese Mystery Snail Management Plan Overview – provides a quick overview of the management plan.
  2. Chinese Mystery Snail – Alberta Management Plan – in depth management plan, including the biology, possible impacts and all response options considered.
  3. CD3 Equipment Overview – Decontamination tool that could help support users to clean equipment upon leaving Lake McGregor Recreational Boat Launch. Key component of the containment plan.

Educational Resources

  1. Chinese Mystery Snail Quickfact card – Quick overview of Chinese Mystery Snail for all public members.
  2. Chinese Mystery Snail Alert – Quick overview of Chinese Mystery Snail for resource managers to ensure increased awareness.
  3. A very Spe-shell case – Chinese Mystery Snail blog – Blog highlighting the first detection.


Chinese Mystery Snails are a prohibited species under the Fisheries (Alberta) Act. On October 10th, 2019, Chinese Mystery Snail were identified at Lake McGregor. Surveys were completed on October 15 & 16th to confirm the infestation extent and live snails were found. While there are no feasible or effective eradication methods, containment options can still be considered to prevent the spread of this species, as it has only been identified in one portion of Lake McGregor.

A draft management plan has been created to prevent the spread of Chinese Mystery Snails. As a key partner, we are inviting you to provide feedback on the management plan. The draft management plan and other additional resources can be found in the resource library - please review these prior to taking the survey below.

Documents for review

Management Plan

  1. Chinese Mystery Snail Management Plan Overview – provides a quick overview of the management plan.
  2. Chinese Mystery Snail – Alberta Management Plan – in depth management plan, including the biology, possible impacts and all response options considered.
  3. CD3 Equipment Overview – Decontamination tool that could help support users to clean equipment upon leaving Lake McGregor Recreational Boat Launch. Key component of the containment plan.

Educational Resources

  1. Chinese Mystery Snail Quickfact card – Quick overview of Chinese Mystery Snail for all public members.
  2. Chinese Mystery Snail Alert – Quick overview of Chinese Mystery Snail for resource managers to ensure increased awareness.
  3. A very Spe-shell case – Chinese Mystery Snail blog – Blog highlighting the first detection.


  • CLOSED: This survey has concluded.

    A draft management plan has been created in light of Chinese Mystery Snail being found at Lake McGregor, Alberta. The feedback AEP is collecting on this plan will be reviewed and considered for inclusion in the final management plan.

    A draft management plan has been created in light of Chinese Mystery Snail being found at Lake McGregor, Alberta. The feedback AEP is collecting on this plan will be reviewed and considered for inclusion in the final management plan.

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