A SEPTEMBER MIGRATION ON LONG BEACH, LONG ISLAND 



When the wind is strong from the north or northwest, many of the insects travel westward along the 

 south side of the boardwalk. "Monarch" butterflies are in the majority, with occasional violet tips, the hunt- 

 er's butterfly, peacock butterflies, and other species. 



The author, through eight years' observations, has discovered for the "monarch" a route nearly one 

 hundred miles long on the southern coast of Long Island. This is thought to be a part of the extensive 

 coastwise route for this butterfly from Canada into the Southern States. This butterfly migrates northward 

 also in the spring 



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