Seasonal Report Archive for The Loon - Warblers
Occurrence
This is the 1930 to present seasonal report archive for
The Loon, journal of the Minnesota Ornithologists' Union.
The last 2 years are available to MOU members.
Families
Whistling-Ducks, Geese, Swans, Ducks
New World Quail
Partridge, Pheasants, Grouse, Turkeys
Grebes
Pigeons, Doves
Cuckoos
Nightjars
Swifts
Hummingbirds
Rails, Gallinules, Coots
Cranes
Stilts, Avocets
Plovers
Sandpipers
Jaegers
Alcids
Gulls, Terns
Loons
Shearwaters and Petrels
Storks
Frigatebirds
Cormorants
Pelicans
Bitterns, Herons, Egrets, Night-Herons
Ibises
New World Vultures
Osprey
Kites, Accipiters, Hawks, Eagles
Barn Owls
Screech-Owls, Owls
Kingfishers
Woodpeckers
Caracaras, Falcons
Flycatchers
Shrikes
Vireos
Jays, Nutcrackers, Magpies, Crows
Larks
Martins, Swallows
Chickadees, Titmice
Nuthatches
Creepers
Wrens
Gnatcatchers
Dippers
Kinglets
Old World Flycatchers
Thrushes
Thrashers, Mockingbirds
Starlings
Waxwings
Old World Sparrows
Pipits
Finches
Snow Buntings and Longspurs
Towhees, Sparrows
Yellow-breasted Chat
Blackbirds, Orioles
Warblers
Tanagers, Cardinals, Grosbeaks

Seasons
Species: Warblers
Ovenbird
Worm-eating Warbler
Louisiana Waterthrush
Northern Waterthrush
Golden-winged Warbler
Blue-winged Warbler
Blue-winged Warbler
[Golden-winged Warbler X Blue-winged Warbler]
[Lawrence's Warbler]
[Brewster's Warbler]
Black-and-white Warbler
Prothonotary Warbler
Tennessee Warbler
Orange-crowned Warbler
Nashville Warbler
Connecticut Warbler
MacGillivray's Warbler
Mourning Warbler
Kentucky Warbler
Common Yellowthroat
Hooded Warbler
American Redstart
Kirtland's Warbler
Cape May Warbler
Cerulean Warbler
Northern Parula
Magnolia Warbler
Bay-breasted Warbler
Blackburnian Warbler
Yellow Warbler
Chestnut-sided Warbler
Blackpoll Warbler
Black-throated Blue Warbler
Palm Warbler
Pine Warbler
Yellow-rumped Warbler
[Yellow-rumped Warbler (Myrtle)]
[Yellow-rumped Warbler (Audubon's)]
Yellow-throated Warbler
Prairie Warbler
Black-throated Gray Warbler
Townsend's Warbler
Hermit Warbler
Black-throated Green Warbler
Canada Warbler
Wilson's Warbler
Painted Redstart

[Golden-winged Warbler X Blue-winged Warbler](Vermivora chrysoptera X V. cyanoptera)
YearSeasonNS
1968Spring two reports of the "Brewster's" phenotype: 5-15 Minneapolis, FN/ MAS; 5-22 Alma, Wisconsin adjacent to Wabasha Co., Minnesota, DGM.
2011Spring “Lawrence's” hybrid 5/26 Blue Earth (Minneopa S.P.) RBJ.
2013Spring A “Brewster's” Warbler was photographed 5/23 Pine County ph. DAC.
2014Spring5More reports than usual of these apparent hybrids: 5/7 Ramsey (Vista Hills Park) †MJM, 5/8–12 Hennepin (Veterans Memorial Park, Richfield) ph. SBM, 5/13 Hennepin (Rock Garden near Lake Harriet) KvB, ToL, 5/16 Fillmore TAT, 5/17 Hennepin (Eloise Butler Wildflower Garden) GrS, 5/21 Steele (Saco Farm Woods & Fields) †PSu, 5/21–24 Carver (possibly the same bird seen spring 2013 at the same location) JCy. All were described or photographed as a variant of the Brewster's backcross form, except for the Rock Garden bird which was not described.
2014Summer1"Lawrence's" Warbler seen 6/14 Blue Earth (Minneopa S.P.) ph. ChH.
2015Spring1 Apparent hybrids, both of the “Brewster's” form, were found 5/11 Steele (2) ph. †PSu.
2015Fall1 One “Brewster's” found 8/19 Carver JCy.
2016Fall1 All reports were of Brewster's-type hybrids: 8/14 Carver (Minnesota Landscape Arboretum) JCy, 8/21 Carver (Rapids Lake, Minnesota Valley N.W.R.; with a male and female/immature Golden-winged) JCy, 8/22 Benton MJB, 8/25, 8/28 Dakota (Spring Lake P.R.) KDS, AJF.
2017Spring3 All reports 5/11 Hennepin (Lakewood Cemetery, Brewster's) TAT, 5/16 and 5/24 Carver (Carver P.R., mostly resembled Brewster's) JCy, 5/23 Washington (William O'Brien S.P., Brewster's) BDo, PNi.
2017Fall3 Brewster’s-type hybrids were reported south: 8/18–19 Ramsey (Sucker Lake) LiH, ASu, MiS, DnS, 8/27 Stearns PCC, 9/19 Dakota (Lilydale R.P.) JDv.
2018Spring11 All reports of this hybrid pertained to the “Brewster's” form: 5/10 Scott (Murphy-Hanrehan P.R.) BrT, TSk, 5/26 Pine KrM.
2018Fall1 One report of “Brewster’s” Warbler” 8/30 Hennepin (Lone Lake Park) MJM.
2019Summer1 Only report 6/2 Houston (Richard J. Dorer S.F., Gordon Anderson R.A.) IVa.
 
 Hybrid Species.

Notes:

Click on the bird name to see a photographic image of the bird.
Column N  Number of counties where the bird was seen in the North.
Column S  Number of counties where the bird was seen in the South.