https://www.canada.ca/en/environment-climate-change/services/species-risk-public-registry/cosewic-assessments-status-reports/grappletail-2021.html
Grappletail (Octogomphus specularis): COSEWIC assessment and status report 2021 - Canada.ca
Grappletail (Octogomphus specularis): COSEWIC assessment and status report 2021
octogomphus specularisstatus reportgrappletailcosewicassessment