Category: News

Monarchs still urgently need Endangered Species Act protection in the United States and extraordinary conservation efforts throughout North America. The World Wildlife Fund-Mexico and the Comisión Nacional de Áreas Naturales Protegidas (CONANP) announced today that monarchs in central Mexico occupied …

Monarchs Overwintering in Mexico Down 53% Read More »

Monitoring revealed an average decrease of 46% between the Thanksgiving and New Year’s counts. This winter, many waited with bated breath for the results of the Western Monarch Thanksgiving Count (WMTC), which occurs annually around the Thanksgiving holiday. In January, …

New Year’s Count Finds Continued Decline of Monarchs Overwintering in California Read More »

Action is urgently needed to address the challenges facing monarch butterfly overwintering sites. With the number of western monarchs overwintering in California at less than 1% of historic levels for the second year in a row, it is obvious that …

The Vanishing Butterfly Groves of California Read More »

PORTLAND, Ore., January 23, 2020—The Xerces Society today announced that the number of monarch butterflies overwintering in California remains at critical levels for the second year. The monarch population during the 2018–19 winter was an all-time low. Unfortunately, this year’s …

Western monarch butterfly population still at critical level Read More »

By Candace Fallon and Emma Pelton on 6 November 2019 Together, these publications contribute to our growing understanding of how human actions can hurt—or help—monarchs. Joan Mosenthal DeWind was an early member of the Xerces Society and a keen supporter …

DeWind Alumnae Publish Three New Research Papers about Monarch Butterflies Read More »

By Stephanie McKnight and Emma Pelton on 21 October 2019 Updates on a multi-year collaborative research project tracking the imperiled western monarch population. After the sudden and shocking crash in the number of monarchs overwintering in California during the winter …

Western Monarchs: Notes from the Field Read More »

Western monarch researchers and community scientists have been busy, contributing information vital to understanding the situation facing this imperiled population of America’s most well-known butterfly. Four new studies on western monarchs were recently published as part of the special issue …

Community Science Powers New Western Monarch Studies Read More »

Location: Online webinar Date & Time: Tuesday, February 26th, 2019 at 2 PM Eastern Time Description: Have you heard about the steep decline in the Western monarch population? Are you wondering how you can help? This webinar will explore the citizen …

Monarch Conservation Webinar – Western Monarch Population Down by 99%: How You Can Help Read More »

Population of monarchs overwintering in California at lowest level ever recorded Media Contacts: Emma Pelton, Endangered Species Conservation Biologist; [email protected], (971) 533-7245 Sarina Jepsen, Endangered Species Program Director; [email protected], (971) 244-3727 PORTLAND, Ore.; Thursday, 1/17/19—The population of monarch butterflies overwintering in California …

Monarch Butterflies in Western North America in Jeopardy Read More »

Working at a conservation nonprofit means that we often come across bad news, but the results from this winter’s Western Monarch Thanksgiving Count left us shocked: an all-time record low of 28,429 monarchs at 213 sites. This number is an 86% …

Record Low Number of Overwintering Monarch Butterflies in California – They Need Your Help! Read More »