RELATION OF WIND TO BIRD MIGRATION. 741 
No. 429.] 
Sept. 21. Clear, warm; wind W. No hawks seen 
Sept. 22. Clear; wind N.W., light. A few sharp-shinned hawks. 
Sept. 23. Wind W. by N, light. No hawks seen. 
Sept. 24. Cloudy; wind N., 12 miles. A small number of broad-winged 
and sharp-shinned hawks and one each of the following 
species: fish, marsh, and sparrow hawks. 
Sept. 25. Stormy; wind S.E., light. No hawks seen. 
E 
ae 

WIND NE. 
= * 

ums E ma 
p—_— ees > 
2 a : ae 
J ails 
Map IL —Coasr LINE oF THE NEw ENGLAND STATES AND NEW JERSEY. 
long arrows indicate the direction of migration of hawks i 
when the wind is northeast. A storm center is rire by aeta iso! 
i rtheast in New England. 
small flight of 1 hawks along the Connecticut shore, as 
is northeast there is usually a 
indicated. 
