Table 4. Conservation
concern scores for priority-ranked NTMB species that show declining population trends in
Region 5. Concern scores are based on long-term trend, percent of total
population in Region 5, and total estimated population size (see methods). Trends and
significance levels from BBS (Sauer et al. 1996) (see Table 1).
| Species |
Concern score |
Significant declining trend? |
| Henslow’s
Sparrow |
767.89 |
Yes |
| Golden-winged
Warbler |
248.39 |
Yes |
| Worm-eating
Warbler |
96.77 |
No |
| Cerulean
Warbler |
88.76 |
Yes |
| Louisiana
Waterthrush |
25.39 |
No |
| Whip-poor-will |
14.42 |
Yes |
| Canada
Warbler |
9.24 |
Yes |
| Scarlet
Tanager |
1.01 |
No |
| Wood
Thrush |
1.01 |
Yes |
| Black-and-white
Warbler |
1.00 |
Yes |
| Eastern
Wood Pewee |
0.91 |
Yes |
| Field
Sparrow |
0.69 |
Yes |
| American
Goldfinch |
0.28 |
Yes |
| Northern
Oriole |
0.27 |
Yes |
| Yellow-throated
Vireo |
0.24 |
No |
| Chestnut-sided
Warbler |
0.23 |
No |
| Veery |
0.13 |
Yes |
| American
Redstart |
0..13 |
No |
| Gray
Catbird |
0.11 |
No |
| Indigo
Bunting |
0.02 |
No |
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