Monarch Migration Update: April 4, 2013 |
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Cool temperatures are holding back milkweed and monarchs. Is the migration later than normal? Explore historic records to see what long-term data reveal.
This Week's Update Includes:
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Image of the Week | ||||||||
Got Milkweed? Photo: Elizabeth Howard |
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News: Concentrated in Texas | |||||||||
The migration has hardly moved out of Texas. Over 80% of this spring's sightings have occurred there so far. The concentration of monarchs in Texas highlights that state's importance to the population. The size of the next generation will be largely determined by the quality of spring habitat in Texas.
The Final Month A Dramatic Difference from 2012 Milkweed and Migration Synchronized Monarchs and Temperatures |
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Explore: Historic Data | |||||||||
Is the migration later than normal this spring? Explore historic records to see what long-term data reveal.
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Arkansas Example |
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The Migration: Maps and Journal | |||||||||
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Next update April 11, 2013 | |||||||||