The avifauna of Biak Island, Papua, Indonesia with comments on status, conservation, natural history and taxonomy Author Bishop, K. David text Bulletin of the British Ornithologists’ Club 2023 2023-03-06 143 1 3 62 journal article 298463 10.25226/bboc.v143i1.2023.a2 6028cf6b-e944-40d1-b774-7caa1c970409 2513-9894 11642130 805136AB-F3FE-4C77-85AC-E37423156B6D *GRAY’S GRASSHOPPER WARBLER Locustella fasciolata # Range Biak, Supiori, Owi, Yapen. Status Palearctic migrant. Widespread Palearctic migrant throughout Wallacea (Coates & Bishop 1997) and western New Guinea (Beehler & Pratt 2016) . King (1979) collected a male in secondary woodland in southern Biak, in December 1962 . KDB & JD found it common during October‒April. Several were recorded at c . 100 m intervals in low scrub along most roads in southern Biak. 13 and 15 January 1997 : one heard singing and calling near Sansundi (SvB). Recorded on Owi in February 1991 ( Gibbs 1993 ) and on 13 January 1994 (P. Gregory in litt . 2000).