WMIINYYVY YSYVYUNT OCU POM UAT 
9 30 Sei 29 Of cOm SO lO 
APR MAY JUN AUG SEP OCT 
ig. 27. — Migration seasons of the yellow-bellied flycatcher in different areas of the state (see Fig. 1). Spring and fall graph lines (1967-1970) 
highest daily count of each 2 days (left scale). Asterisk symbols represent counts made in other years or by other observers. Dash line represents 
ts of unidentified Empidonax flycatchers; solid heavy line represents counts of identified yellow-bellied flycatchers. 
29 
