Hawaii 'Elepaios recorded per
party hr on the Volcano Christmas Count, Hawai'i,
1972-2014 (see Count
Page), showing stability in
presence during the 1970-1980s, except for an apparent peak in 1996-1998
and smaller peaks in the late 2000s and early 2010s. Graphs of Christmas Count data developed as part
of The Birds of the Hawaiian Islands: Occurrence, History, Distribution, and
Status by Robert L. Pyle and Peter Pyle http://hbs.bishopmuseum.org/birds/rlp-monograph/