The monarch butterfly's epic migration is emblematic of the trinational cooperation required conserve, protect and enhance the North American environment.
For over two decades we have supported the conservation of the Monarch butterfly along its migratory route, by promoting community projects, developing action plans and supporting collaborative efforts in Canada, Mexico and the United States. Building on this model, we are supporting regional collaboration for pollinator conservation.
The TMKN has created an extensive database, combining data from hundreds of different sources and with a common standard defined by the Avian Knowledge Network.
Engaging landowners across North America to provide monarch butterfly habitat.
Mayors and other local and tribal government chief executives are taking action to help save the monarch butterfly, an iconic species whose populations have declined by 90% in the last 20 years.
Monarch populations and habitats throughout the migration flyway, supported by a Trilateral Monarch Butterfly Sister Protected Area Network and the participation of local communities.
This website serves as a resource for anyone who wants to know about monarch populations, i.e. government officials, researchers, members of the general public or NGOs.
Monitoring Monarch Butterflies and their Habitat across North America:
Inventory and Monitoring Protocols and Data Standards for Monarch Conservation
North American Monarch Conservation Plan
This plan provides an updated account of the species and its current situation, identifies the main risk factors...
A Field Guide to Monarch Caterpillars (Danaus plexippus)
This guide will aid in recognizing eggs and distinguishing larval (caterpillar) instars of monarch butterflies (Danaus...
Operational Plan 2019 - 2020
Operational Plan 2015 - 2016