Hawaiian Geese (Nene) recorded per party hr on the Kapa'a Christmas Count,

Kaua'i, 1971-2007 (see Count Page). The increasing trend during the 1990-2000s

primarily reflects reintroduction programs initiated at Kilauea NWR in 1991.

Species account.

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/2009/