Wilson's Phalarope (
Phalaropus tricolor).--Phalaropus tricolor has become quite rare in the Calumet Region during the past decade; consequently, the 28 birds recorded at Roxanna Pond on 9 May 1978 (Kleen 1979) are noteworthy.
Peripheral Indeter- Genus N Vicariance isolates Sympatric minate
Phalaropus 2 1 0 1 0 Platycercus 5 3 0 1 1 Pteroglossus 2 2 0 0 0 Ramphastos 3 1 0 1 1 Sphyrapicus 3 2 0 0 1 Gymnopithys 3 3 0 0 0 Iodopleura 2 2 0 0 0 Diglossa 3 1 1 0 1 Melospiza 2 0 0 1 1 Ammodrammus 8 2 0 2 4 Zonotrichia 4 1 0 1 2 Pipilo 3 1 0 1 1 Molothrus 4 1 0 1 2 TOTAL 44 20 1 9 14 As percentage of total 100.0 45.4 2.3 20.5 31.8 For the 13 lineages, 45.4% of the speciation events were determined to be vicariant speciation, 2.3% peripheral isolates speciation, 20.5% sympatric speciation, and 31.8% were indeterminate.
Fat reserves and migration of Red-necked Phalaropes (
Phalaropus lobatus) in the Quoddy region, New Brunswick, Canada.
Se realizaron 25 563 registros de 69, entre las que se reporta por primera vez en la region a Chlidonias niger y
Phalaropus tricolor.
himantopus indicated 0.61 0.11 breeders Buff-breasted Tryngites adjusted 1.00 0.10 sandpiper subruficollis total Long-billed Limnodromus indicated 1.00 0.10 dowitcher scolopaceus breeders Red-necked
Phalaropus adjusted 1.00 0.10 phalarope lobatus total Red phalarope P.
M Charadrius 1 -23.97 8.24 E hiaticida
Phalaropus 1 -24.73 7.24 E fulicarius Pluvial is 6 -23.22 (0.66) 6.69 (0.62) E, M fulva Pluvialis 5 -23.81 (1.52) 6.65 (0.54) E squatarola Larus heuglini 10 -25.12(0.59) 9.16(1.25) E Larus 2 -23.44 (0.53) 12.18(2.09) E hyperboreus Lagopus mutus 3 -24.48 (0.14) 2.17(0.45) E Anthus cervinus 1 -25.13 8.74 M Calcarius 4 -24.92 0.45) 7.53 (0.61) M lappotticus Eremophila 6 -24.96 (0.90) 7.19 (3.33) M alpestris Luscinia 1 -24.69 8.28 M svecica Oenanihe 1 -24.24 7.89 M oenanthe Plectrophenax 8 -25.03 (0.73) 7.17(1.03) M, E nivalis Coregonus 2 -24.46 (0.86) 13.11 (0.14) M aututnnalis Coregonus 3 -25.37 (1.27) 11.99(1.07) M lavaretus Coregomis 3 -26.95 (0.22) 13.36 (0.47) M muksun Coregonus nasus 2 -22.37 (2.49) 11.02 (0.47) M Lota lota 1 -25.85 14.
In our analysis, uniparental shorebird species included pectoral sandpiper (Calidris melanotos), buff-breasted sandpiper (Tryngites subruficollis), and the phalarope species (
Phalaropus spp.).
melanotos), red phalarope (
Phalaropus fulicarius), red-necked phalarope (P.
South-directed movements of Arctic terns (Sterna paradisaea), red phalaropes (
Phalaropus fulicarius), and jaegers were observed especially in area G, Bering Strait (see below).
Red-necked phalaropes (
Phalaropus lobatus) breed in Arctic and Subarctic lowlands throughout the circumpolar region.
5000 [m.sup.2]) with high breeding densities of arctic tern and red-necked phalarope (
Phalaropus lobatus), and smaller numbers of nesting red phalarope (
Phalaropus fulicarius), long-tailed duck (Clangula hyemalis), mallard (Anas platyrhynchos), and red-breasted merganser (Mergus serrator).
Phalaropus lobatus) in upland tundra, low-centre polygon, and sedge/willow habitats.