Table 1. -- Census Studies of Maine Cooperative Wildlife Research Unit 
(Central and Eastern Maine) 
Area County Number of Occupied Singing Grounds 
19% Oe 
Ee ore, Petey er 

All Areas ero 
(*) In 1948, the Edmunds census area was revised and enlarged by about 40 percent, 
Although the data for 1948, 1949, and 1950 are comparable, they cannot be 
accurately compared with the figures for previous years. 
2 
