530 



PRODUCTIVirV OF GROISE POPILATIONS 



— — Number CHickft Hatched 



— Number Surviving 



•^ — Rorcent Survival 



CONNECTICUT HILL 



ADIRONDACK 



(J 



I .50 



u 100 



(T 

 liJ 

 ID 50 



Z o 



le^O I9M I9SZ ieS9 ISSA ISSb I9S« 1937 l^^a 1939 \940 1941 tS-i-Z 



YEAR 



FIGURE 44. RELATIONSHIP OF NUMBER OF CI1K.K> HATCHED TO M MBER AND PERCENT SIRVIVING 

 AT END OF SUMMER ON CONNECTICUT HILL AND ADIRONDACK AREAS — 1930-1942 



