Monarch Milkweed Migration Data Spring 2001 Links to data previously reported: As of March 14, 2001  As of March 28, 2001 As of April 4, 2001  As of April 11, 2001 As of April 18, 2001  As of April 25, 2001 As of May 2, 2001  As of May 9, 2001 As of May 16, 2001  As of May 23, 2001 As of May 30, 2001   Copyright 2001 Journey North. All Rights Reserved. Please send all questions, comments, and suggestions to our feedback form