Chlidonias hybrida (Pallas, 1811)

Bishop, K. David, 2023, The avifauna of Biak Island, Papua, Indonesia with comments on status, conservation, natural history and taxonomy, Bulletin of the British Ornithologists’ Club 143 (1), pp. 3-62 : 35

**WHISKERED TERN Chlidonias hybrida

Local names Man Inèy (Sansundi), Man Gep ( Soeparno 1977).

Status Regular visitor. Common Australian visitor to New Guinea in February‒October (Beehler & Pratt 2016). Six recent records from Biak (most perhaps pertaining to the same birds), all at the tsunami swamp. 14 November 2017: one (A. Walker, eBird checklist S46415319); 27 September 2018: ten (K. Behrens, eBird checklist S48808438); 26 August 2019: two (P. Chaon, eBird checklist S59271786); 26 September 2019: five (P. Lansley, eBird checklist S 88250909), later the same day ten (P. Lansley, eBird checklist S 88251028); 27 September 2019: four in transitional plumage (P. Lansley, eBird checklist S 88252286).