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Continental Summary Primarily light movements in the West highlighted the late date of the migration season, as two pulses of widespread moderate movements bookended the period in the East. Species on the move this week included numerous waterfowl, Herring Gull,…

Moderate flights that featured Snow Goose, Greater Scaup, Eared Grebe, Ruby-crowned Kinglet, Hermit Thrush, and Golden-crowned Sparrow were the norm in many areas of the West this week, while several pulses of heavy flights occurred in the East and featured Ruddy Duck, Yellow-bellied Sapsucker, Ruby-crowned Kinglet, Rusty Blackbird, Fox Sparrow, Swamp Sparrow, Harris’s Sparrow, and Purple Finch.

A quiet late season week in the West saw primarily light movements west of the Rockies featuring Brant, Red-breasted Merganser, Pacific Loon, Mew Gull, Bohemian Waxwing, Chestnut-collared Longspur, Grasshopper Sparrow, and Clay-colored Sparrow, while early and late period movements of moderate to heavy intensity in the East featured numerous waterfowl, Rough-legged Hawk, Northern Shrike, Cedar Waxwing, American Tree Sparrow, and Fox Sparrow.

Continental Summary Species on the move this week included White-rumped Sandpiper, Common Nighthawk, Gray-cheeked Thrush, and Blackpoll and Wilson’s Warblers. [animation name=”analysis-30-may-6-june-2014″] West Species on the move this week included Spotted, Semipalmated, and Stilt Sandpipers (AK), Pomarine Jaeger (AK), Common…

Continental Summary: Numerous species were on the move in the West this week where light and moderate movements occurred in many areas, whereas hints of the opening of the flood gates to come appeared in several fallouts and some locally…

Continental Summary: Movements across the West continued at light to moderate intensities characteristic of the last weeks, perhaps now past peak levels in portions of the Interior West, while the East experienced several pulses of moderate to heavy movements with…

Moderate movements, particularly from California east through the central and southern Rockies, featured Black Tern, Cordilleran Flycatcher, Plumbeous Vireo, Swainson’s Thrush, Black-headed Grosbeak, and Western Tanager and highlighted the period in the West, while moderate to heavy flights, particularly in the central and southern US, featured Common Nighthawk, Yellow-bellied Flycatcher, Least Flycatcher, Philadelphia Vireo, Veery, Magnolia Warbler, and American Redstart and highlighted the period in the East.

Continental Summary Widespread light to moderate movements diminished gradually over the forecast period in the West, while several pulses of moderate to heavy movements graced the East. Species on the move this week included American Wigeon, Greater Scaup, Pied-billed Grebe,…

Local light and moderate flights were the norm in the West featuring Common and Barrow’s Goldeneyes, Trumpeter Swan, Bonaparte’s Gull, Snowy Owl, American Kestrel, and Horned Lark, while moderate and heavy flights occurred in numerous areas of the East featuring Canvasback, Common Goldeneye, Hooded, Red-breasted and Common Mergansers, Tundra Swan, Bonaparte’s Gull, Snow Bunting, and American Tree Sparrow.

Continental Summary Local light and moderate flights were the norm in the West featuring Common and Barrow’s Goldeneyes, Trumpeter Swan, Bonaparte’s Gull, Snowy Owl, American Kestrel, and Horned Lark, while moderate and heavy flights occurred in numerous areas of the…

Scattered light to moderate movements, primarily in California and the Desert Southwest, punctuated the early migration scene in the West and featured Swainson’s Hawk, Pacific-slope Flycatcher, Ash-throated Flycatcher, Bell’s Vireo, Sage Thrasher, and Hooded Oriole, while light to moderate flights in the southern states featured Blue-winged Teal, Osprey, Chuck-will’s-widow, Eastern Phoebe, Tree Swallow, Marsh Wren, and Summer Tanager.

An active beginning and end to the forecast period in the West featured light to moderate movements primarily in the southern portion of the region and included Western Sandpiper, Franklin’s Gull, Cassin’s Vireo, Black-throated Gray Warbler, and Nashville Warbler, while increasingly widespread moderate movements punctuated the period in the East and included Franklin’s Gull, Ruby-crowned Kinglet, Common Yellowthroat, Chipping Sparrow, and Summer Tanager.