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Monarch Joint Venture Blog

Eastern Monarch Population Numbers Increase 144% from Last Year

Jan 30, 2019

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!

Jan 17, 2019

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

Apr 05, 2018

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

Mar 05, 2018

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

Western Monarch Butterflies Continue to Decline

Feb 02, 2018

Categories

  • Population Trends

Annual census of monarchs overwintering on the California coast reveals the lowest number of butterflies in recent years. Read More