Monarch numbers are rising at overwintering sites in Mexico and California. Catch up on the latest news from Estela Romero and Gail Morris. Stay tuned as monitoring monarch activity along the Southeastern region of the U.S. ramps up and news from the Monarch Butterfly Biosphere Reserve continues during the winter months.

 

Published: 11/17/2021

Note: Observations highlighted in this report are from November 5–November 12. To explore more recent observations, check out "The Leading Edge" section of the news update and explore our maps.

On Their Way

Activity remained high north of the sanctuaries in Mexico and Texas as more monarchs approached overwintering grounds.