22 BIRDS OF SWOPE PARK 



CENSUS OF NESTING BIRDS IN SWOPE PARK. 



During the month of June, 1916, I made systematic sur- 

 vey of Swope Park in order to get a census of the nesting 

 birds and to determine the relative numbers of the different 

 species and their distribution. 



Since the object was to determine not only the numbers 

 and species for the Park as a whole, but also for the different 

 regions in the Park, the whole territory was divided into a 

 number of sections and each section was studied separately 

 (See map of Park for boundary lines of sections and num- 

 bers. ) 



Both natural and artificial boundaries were chosen to 

 outline these sections, for instance, the Blue River, the railroad 

 tracks, driveways, ravines, etc. These boundaries were chosen 

 both for convenience and also for the purpose of having cer- 

 tain ecological regions included in the same section. 



Sometimes more than one morning would be spent in the 

 study of a single section, but a different portion was traveled 

 over each morning, and the number of birds for that section 

 was listed. Only adult male birds were counted, and these 

 were determined chiefly by noting their songs, but to some ex- 

 tent, by seeing the birds. At this season of the year the male 



