[9] Estimates are number of pairs.
[10] Estimates are numbers of pairs.
[11] Data for southeastern Alaska were inadequate to enable estimates of breeding pairs.
[12] Population estimates are minimum and represent numbers of pairs.
[13] Does not include the following species for which population estimates are lacking: black oystercatcher, herring gull, black-legged kittiwake, marbled murrelet, Kittlitz's murrelet.
[14] Data for southeastern Alaska were inadequate to enable estimates of breeding pairs.