Horned grebe Podiceps auritus
Area|--------1966-1994 trends--------| |--1966-1979---||--1980-1994---|
Trend P N ( 95% CI ) R.A. Trend P N Trend P N
ALB -5.2 ** 22 -9.4 -0.9 0.48 .0 14 -14.2 *** 18
SAS -2.0 30 -5.5 1.6 1.11 -1.4 20 -5.7 ** 20
S30 -3.8 *** 34 -6.6 -1.1 0.65 -2.3 20 -8.3 *** 29
S37 00.0 15 -10.1 10.1 0.63 2.0 11 -5.6 9
WE -2.6 * 59 -5.3 0.2 0.47 -1.1 35 -8.2 *** 43
CAN -2.7 ** 59 -5.4 -0.1 0.49 -1.7 36 -8.0 *** 44
SUR -2.8 ** 67 -5.3 -0.2 0.40 -1.4 38 -7.9 *** 48
More Horned grebe information: