monarch butterfly migration maps and sightings Monarch Migration and Milkweed Maps Monarch Butterfly Facts Monarch Migration News Monarch Butterfly Home Page Report Your Sightings! Monarch Butterfly Resources Monarch Home Page Journey North Home Kids Monarch Butterfly
What to Report
Monarch Butterfly Migration Map

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Conserving Energy
Monarchs can survive all winter with little or no food. How? The cool forest is the secret. More...

Monarch Butterflies at El Rosario Sanctuary in Mexico
Monarchs burn less energy when temperatures are cool.
Image Estela Romero, Journey North


Help Monarchs
Report Your Sightings and Track Migration

Report your sightings each fall and spring as the monarchs travel to and from Mexico.
Track migration on real-time migration maps. Help scientists learn more about monarchs.

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What to Report | Where to Report

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Spring Migration 2017
February - June

Watch this season's story unfold.
Monarch Butterfly Caterpillar on Milkweed
Monarch butterfly migration Monarch butterfly migration
Overwintering in Mexico
January 2017
Seeing Winter Monarchs?
January 24, 2017
Get Ready for
Spring Migration

February - June
Monarch butterfly migration Monarch Butterflies at El Rosario Sanctuary in Mexico Monarch Butterflies at El Rosario Sanctuary in Mexico
Visiting a Sanctuary
February 9, 2017
Population Count is in...
February 16, 2017
Conserving Energy
February 23, 2017

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