Reproductive success of Northern Cardinal in various parts of its range. See footnotes for differences in methodology that may account for some apparent differences in reproductive success.

Location (n= no. of nests)No. eggs/ nestNo. hatch/ nestNo. fledge/ nest% eggs hatched% nestlings fledged% nests with 1 hatchling% nests with 1 fledglingNo. young fledged/ pair/yr
S. Ontario (n = 60)(1)2.38(2)0.880.553762252.54(3)
S. Indiana (n = 124)(4)2.61(5)0.870.463353182.00(6)
S. Indiana (n = 61)(7)0.41 (fields)26 (fields)18 (fields)
0.74 (campus)56 (campus)37 (campus)
Central Iowa (n = 46)(8)23333216
Sw. Ohio (n = 121)(9)2715
Nw. Arkansas (n = 51)(10)2.27 ± 0.90 SD1.3 ± 1.2 SD0.80± 0.46 SD5861372.05 ± 1.99 SD