North American Birds

VOLUME 69 NO3 2016

A Quarterly Journal of Ornithological Record Published by the American Birding Association. The mission of the journal is to provide a complete overview of the changing panorama of our continent’s birdlife.

Issue link: http://nab.aba.org/i/778845

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N O R T H A M E R I C A N B I R D S 426 N O R T H E R N C A N A D A & G R E E N L A N D tuq N.P., Nunavut 28 Jul (PD). Glaucous Gull x Herring Gull hybrids are common at the Inuvik dump, Northwest Territories; 20 hybrids along with 10 Herring Gulls and 100 Glaucous Gulls were recorded there 10 Jun (CE). Some 130 Caspian Terns were at the Cormorant Islands, Akimiski Island, Nunavut 1 Jun (KeA, WW). A Black Tern beyond its range was at Twin Lake, s. Yukon 24 Jun (ph. TA), and Caen Lake, Northwest Territories hosted 12, both ads. and juvs., 26 Jul (RH). An impressive tally of 400 Arctic Terns was reported from Nasaruvaalik Island, Nunavut 30 Jun (IP). Smaller summer congregations of Arctic Terns included 36 along the Thelon River, Northwest Territories 4 Jul (PB), 25 at Horseshoe Island, Great Slave Lake, Northwest Territories 8 Jun (BC), and 20 at the Storkerson River, Banks Island, Northwest Ter - ritories 17 Jul (IF). Three thousand Thick-billed Murres were along the floe edge near Bylot Island, Nunavut 18 Jun (CG), while 200 were at Evighedsf - jorden, Greenland 27 Jul (MS); this species is a rare summer visitor to the s. Beaufort Sea re - gion, where 4 were tallied at Herschel Island, n. Yukon 12-16 Jun (ph. CE). Black Guillemot reports from Nunavut included 100 at Mitvik Island 3 Jul (CA), 95 along the floe edge at Re - pulse Bay 18 Jun (SeB), and 50 at lower Sav- age Islands 23 Jul (MS). Twenty Dovekies were along the floe edge near Bylot Island, Nunavut 17 Jun (CG). A pair of Eurasian Collared-Doves settled in at Henderson's Corner near Dawson, cen. Yukon through the season (GB, ph. CH). A White-winged Dove was totally unexpect - ed at Akimiski Island, Nunavut 1-10 Jun (FS, ph. WW). A Northern Saw-whet Owl, rare in the Yukon, was heard at Johnson's Crossing 28 Jul (BR, SS). Common Nighthawk surveys and research produced many records and re - vealed new breeding locations throughout s. Yukon (AS). A flock of 25 was at Whitehorse, s. Yukon 25 Jul (SC). A fairly high total of 31 Alder Flycatchers was tallied on a B.B.S. in the Fort Simpson area, Northwest Territories 17 Jun (DB, DT). Bank Swallows are now on the radar as populations decline, and there are new initiatives to monitor nesting habitats and col - ony success (SoB, PS); 200 were at the White- horse, s. Yukon sewage lagoons 8 Jul (CE), and 100 were at the nearby Quartz Rd. marsh 2 Jul (CE); another 100 were noted at Fort Simpson, Northwest Territories 17 Jun (DT). Cliff Swal - lows at Kugluktuk, Nunavut increased from 4 on 13 Jun (ML) to 15 on 2 Jul (FB). Natural Cliff Swallow colonies are hard to come by; about 150 were tallied at Haatsihchoh (Swallow Falls) in Nahanni N.P., Northwest Territories 25 Jun (LE). A survey of Cliff Swallow nest sites in Fort Smith, Northwest Territories recorded 286 on 5 rson's Corner provided a confirmed breeding record for the Dawson region, cen. Yukon in early Jul (GB, ph. CH). Yellow Rail is rare and local in Northwest Territories; 6 were heard along Fox Holes Rd. near Fort Smith 27 Jun (DB), and 2 were at Yohin Lake, Nahanni N.P. 19 Jun (DT, BL). An American Coot wandered n. of its range to Hende - rson's Corner near Dawson, cen. Yukon (GB, ph. CH). In Northwest Territories, a tardy migrant flock of 9 Black-bellied Plovers and 2 Buff- breasted Sandpipers were at Hay River 4 Jun (MAH, DT, LT, PT, GV). An im - pressive tally of 200 American Golden-Plovers was recorded at Nuvugutaq, Nunavut 10 Jun (CK, TK). Noteworthy counts of Common Ringed Plover included 15 at Bylot Island, Nunavut 23 Jun (DJLB), 10 at Zackenberg, Greenland 13 & 18 Jul (ER), 3 plus 4 Semip - almateds at Kugluktuk, Nunavut 21 Jun (ML), and 2 at Pond Inlet 15-16 Jun (CG; JH). Three Buff-breasted Sandpipers were at Herschel Is - land, n. Yukon 13 Jun (ph. CE). JAEGERS THROUGH FINCHES Two Pomarine Jaegers, one on a nest, provided a confirmed breeding record at Big River, Banks Island, Northwest Territories 13-14 Jul (IF). A count of 15 Long-tailed Jaegers was tallied along the floe edge at Repulse Bay, Nunavut 19-20 Jun (CG). Black-legged Kittiwake is rare but regular in the s. Beaufort Sea; 5 flew past Herschel Island, n. Yukon 12 Jun (ph. CE). The season's high counts of Black-legged Kittiwake were 1500 at Evighedsfjorden, Greenland 27 Jul (MS), 361 at Cumberland Sound, Nunavut 24 Jul (MS), and 300 along the floe edge near Bylot Island, Nunavut 18 Jun (CG). Four Ivory Gulls, always a highlight, were along the floe edge near Bylot Island, Nunavut 21 Jun (JH), while a single was at Admiralty Inlet, Nunavut 2 Jul (CK, TK). A Ross's Gull was at Kasaruvaa - lik Lake, Nunavut 30 Jun (IP). An imm. Cali- fornia Gull at Whitehorse 2 Jun (ph. CE) provided the season's only report for the Yukon. A total of 950 Herring Gulls was recorded at two locations on Akimiski Island, Nunavut 1 Jun (KeA; WW). Greenland produced impress - ive numbers of Iceland Gulls, with 700 at Nuuk 26 Jul (MS) and 600 at Evighedsfjorden, Green - land 27 Jul (MS). An ad. Slaty-backed Gull , casual in the Yukon, was with a migrant flock of 120 Glaucous Gulls at Herschel Island, n. Yukon 12 Jun (ph. CE). Another Slaty-backed Gull was reported from Baker Lake, Nunavut 22 Jun (ph. MG). Other high counts this sea - son for Glaucous Gull included 130 at Pangnir- tung, Nunavut 21 Jul (PD) and 110 at Auyuit- the floe edge at Repulse Bay 18 Jun (SeB) and at Pangnirtung 21 Jul (PD). High counts for Common Eider were 400 at Nasaruvaalik Is - land, Nunavut 30 Jun (IP), and 300 at Mitvik Island, Nunavut 3 Jul (CA). Harlequin Duck is a rare breeder in w. Northwest Territories; a female was seen on a small lake at 1600 m along upper Frost Creek, Nahanni N.P. 11-16 Jul (DT). The waters around Herschel Island/ Qikiqtaruk Territorial Park, n. Yukon are key habitat for molting sea ducks in summer; a group of 3000 Surf and 200 White-winged Scoters were tallied there 23 Jun (CE), as well as 1200 Long-tailed Ducks 25 Jun (CE). Four flocks totalling 440 Common Mergansers were recorded along Hornby Channel, Great Slave Lake, Northwest Territories 11 Jul (VSG). A White-tailed Ptarmigan with 6 chicks es - tablished a confirmed breeding record at 1600 m elevation along upper Frost Creek, Nahanni N.P., Northwest Territories 15 Jul (DT). A count of 29 Red-throated Loons was recorded at Nuvua, Nunavut 2 Jul (CK, TK). Observa - tions of three pairs of Yellow-billed Loons at Siksik Lake, Banks Island, Northwest Territor - ies 10-17 Jul included a confirmed breeding record of one nest that produced 2 young (IF). A Pied-billed Grebe, rare in the Yukon, was seen at Coffee Lake 20 Jun (KaA). The Yukon's first confirmed breeding record for Eared Grebe, an ad. with a chick, was at the Yukon Wildlife Preserve near Whitehorse 3 Jun (ph. GN). Northern Fulmar reports from Nunavut included 200 at Repulse Bay 27 Jun (CG) and 193 at Cumberland Sound 24 Jul (MS). A high count of 230 American White Pelicans was re - corded at Fort Smith rapids, Northwest Territ- ories 5 Jun (DT, MAH, LT, PT), while 93 were at Akimiski Island, Nunavut 1 Jun (KeA, WW). A Great Blue Heron, rare in Northwest Ter - ritories, was seen along Hwy. 5, Wood Buffalo N.P. 28 Jul (CR). American Bittern is rare and local in Northwest Territories; one was along Fox Holes Rd. near Fort Smith 7 Jun (DT), and 2 were at Yohin Lake, Nahanni N.P. 19 Jun (DT, BL). An ad. Sora and chick at Hende - A rare species in the Yukon, this Vesper Sparrow lingered on Herschel Island 22-25 (here 23) June 2015. Photograph by Cameron Eckert.

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