Protecting and Restoring the Morro Bay Estuary.
monarch decline

Help Scientists Track the Dwindling Population of Monarch Butterflies

Monarch butterflies cluster on eucalyptus leaves in Sweet Springs Nature Preserve. Photograph courtesy of Michael "Mike" L. Baird, bairdphotos.com by Flickr Creative Commons license.

  Monarchs come to the Central California Coast when cool weather hits Starting in October, monarch butterflies fill the branches of eucalyptus, Monterey pines, and other trees along California’s Central Coast. They cluster together high above the ground, looking much like bunches of dead leaves unless you use a spotting scope to take a closer look, or catch a flash of their black and orange wings as a butterfly moves away from its cluster to a sunny spot where it will open its wings and take in the sun’s warmth. Monarch butterflies come here to ride out the winter in …

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