Species occurs, or probably occurs, regularly within the region, but in very small numbers.
Species has been recorded no more than a few times, but irregular observations are likely over a period of years. 1 December to 28 February Definitions are from B. Kessel and D.D. Gibson. Status and distribution of Alaska birds. Studies in Avian Biology No. 1 Cooper Ornithological Society. Phylogenetic sequence and English names according to James F. Clements Birds of the World - a Checklist.