Monarch Joint Venture Blog

Field Notes: State of Mexico, Mexico, January 28-February 1, 2019
Categories
- Conservation Stories
- Migration
- Population Trends
Alison Cariveau, MJV Science Coordinator, shares her recent visit to Mexico to participate in the Trinational Monarch Science Meeting, and visit a monarch overwintering sanctuary. Read More
Eastern Monarch Population Numbers Increase 144% from Last Year
Categories
- Population Trends
Largest eastern monarch population since 2007 announced today. Read More

Record Low Number of Overwintering Monarch Butterflies in California - They Need Your Help!
Categories
- Population Trends
The population of monarch butterflies overwintering in California has fallen to the lowest level ever recorded. Read More

A 10,000 Foot View of Monarch Conservation
Categories
- Community Science
- Conservation Stories
- Migration
- MJV Partnership News
- Population Trends
- Recent Research
Monarch conservation has a rich history of science, discovery, and partnerships that has led us to today. As monarchs continue to face complex challenges in our changing landscape, it is important to understand where we’ve been and where we are headed. Read More

Eastern Monarch Overwintering Population Numbers Announced
Categories
- Population Trends
The monitoring report of the forest area occupied by monarch butterflies in 2017-2018, carried out by WWF and CONANP, registered 2.48 hectares of occupied forests, an area that represents a decrease of 14.77 percent from last year. Read More
News Categories
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