Carrying capacities and growth rates.

<p>Map of all (a) Christmas Bird Count circles (blue) and Breeding Bird Survey routes (orange) used in carrying capacity analysis scaled by estimated carrying capacity, <i>k</i> (b) Christmas Bird Count circles (blue) and Breeding Bird Survey routes (orange) used in growth rate analyses with the sizes of each location’s point scaled by estimated population growth rate, <i>r</i>. Minimum and maximum symbol sizes and their meanings are given in the legend of each figure panel.