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Spring 2000 Data From
Thunder Cape Bird Observatory

Philadelphia Vireo by John Woodcock

The twenty most common species banded at Thunder Cape in spring 2000
compared to their previous spring totals.

2000
Rank
Species200019991998199719961995199419931992
1Chipping Sparrow242221681201026221122490144
2American Redstart757278538989639176
3White-throated Sparrow44383052853491101
4Savannah Sparrow39521423802019154
5Magnolia Warbler387035449130855198
6Yellow-rumped Warbler3355261561641271032719
7Swainson's Thrush32461831311661713
8Nashville Warbler2732615717014665156
9Ruby-crowned Kinglet261095125231821
10Blue Jay23161820191751738551
11Black-and-white Warbler222525134224311820
12Western Palm Warbler22181972745655612
13Black-throated Green Warbler192027212215132222
14Lincoln's Sparrow1833772451162
15Traill's Flycatcher17222122018242221
16Song Sparrow17172222563833127
17American Goldfinch152292321256
18Eastern White-crowned Sparrow132121122123-
19Chestnut-sided Warbler131617105516492971
20Swamp Sparrow1321322638232123

Thirty-seven days of migration monitoring were carried out between May 2 and June 9. It was a quiet spring with a low species diversity and fewer rarities than in previous years. A total of 945 birds were banded, representing 71 species and forms. Total species and forms encountered were 136.


Spring 2000 Highlights:

Whip-poor-will heard calling on May 6
Lark Sparrow in net lanes May 13
Marbled Godwit flew over on May 13
Blue-gray Gnatcatcher in treetop May 17
Golden-winged Warbler male May 2, female banded May 22
Warbling Vireo on May 27 and May 28
Red-throated Loon on May 13
Great-crested Flycatcher seen May 30


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