Table 1. Sampling designs for a large-scale avian monitoring program evaluated in power simulations.

Effort parameter
Effort levels
Number of sites
10, 20, 30, 40, 50
Sampling frequency (sample years)
5, 6, 8, 11, 21
Number of point-count stations
4, 9, 16
Number of surveys
1, 2, 3, 4