Table 1.
Predicted relative abundances of avian species observed during point-count surveys in TNF and used in forage ratio calculations
| Species | Relative Abundance | ||
|---|---|---|---|
| Cx. erraticus | Cx. restuans | Cs. melanura | |
| Acadian flycatcher Empidonax virescens | 0.025 | 0.032 | 0.039 |
| American crow Corvus brachyrhychos | 0.022 | 0.016 | 0.015 |
| American robin Turdus migratorius | 0.003 | 0.003 | 0.003 |
| Barn swallow Hirundo rustica | 0.001 | 0.001 | 0.001 |
| Barred owl Strix varia | 0.006 | 0.006 | 0.008 |
| Blue grosbeak Guiraca cerulea | 0.004 | 0.003 | 0.004 |
| Blue jay Cyanocitta cristata | 0.030 | 0.027 | 0.027 |
| Blue-gray gnatcatcher Polioptila caerulea | 0.041 | 0.043 | 0.042 |
| Broad-winged hawk Buteo platypterus | 0.004 | 0.004 | 0.004 |
| Brown thrasher Toxostoma rufum | 0.017 | 0.011 | 0.010 |
| Brown-headed cowbird Molothrus ater | 0.009 | 0.008 | 0.008 |
| Brown-headed nuthatch Sitta pusilla | 0.011 | 0.008 | 0.007 |
| Carolina chickadee Poecile carolinensis | 0.030 | 0.030 | 0.029 |
| Carolina wren Thryothorus ludovivianus | 0.059 | 0.061 | 0.062 |
| Chipping sparrow Spizella passerina | 0.003 | 0.001 | 0.001 |
| Chuck-will's-widow Caprimulgus carolinensis | 0.001 | 0.000 | 0.000 |
| Common grackle Quiscalus quiscula | 0.002 | 0.001 | 0.001 |
| Common yellowthroat Geothlypis trichas | 0.006 | 0.007 | 0.008 |
| Downy woodpecker Picoides pubescens | 0.022 | 0.023 | 0.024 |
| Eastern bluebird Sialia sialis | 0.001 | 0.000 | 0.000 |
| Eastern kingbird Tyrannus tyrannus | 0.001 | 0.001 | 0.001 |
| Eastern phoebe Sayornis phoebe | 0.001 | 0.001 | 0.001 |
| Eastern towhee Pipilo erythrophthalmus | 0.011 | 0.007 | 0.007 |
| Eastern wood-pewee Contopus virens | 0.003 | 0.003 | 0.002 |
| Eurasian collared-dove Streptopelia decaocto | 0.000 | 0.000 | 0.000 |
| Field sparrow Spizella pusilla | 0.004 | 0.004 | 0.004 |
| Fish crow Corvus ossifragus | 0.004 | 0.004 | 0.004 |
| Gray Catbird Dumetella carolinensis | 0.003 | 0.003 | 0.003 |
| Great crested flycatcher Myiarchus crinitus | 0.020 | 0.019 | 0.019 |
| Hairy woodpecker Picoides villosus | 0.004 | 0.004 | 0.004 |
| Hooded warbler Wilsonia citrina | 0.038 | 0.042 | 0.039 |
| Indigo bunting Passerina cyanea | 0.016 | 0.013 | 0.013 |
| Kentucky warbler Opornis formosus | 0.007 | 0.008 | 0.008 |
| Lousiana waterthrush Parkesia motacilla | 0.005 | 0.007 | 0.008 |
| Mourning dove Zenaida macroura | 0.007 | 0.006 | 0.007 |
| Northern cardinal Cardinalis cardinalis | 0.111 | 0.109 | 0.104 |
| Northern mockingbird Mimus polyglottis | 0.003 | 0.001 | 0.002 |
| Northern parula Parula americana | 0.035 | 0.045 | 0.055 |
| Orchard oriole Icterus spurius | 0.001 | 0.000 | 0.000 |
| Pileated woodpecker Dryocopus pileatus | 0.012 | 0.014 | 0.015 |
| Pine warbler Dendroica pinus | 0.016 | 0.011 | 0.009 |
| Prairie warbler Dendroica discolor | 0.006 | 0.004 | 0.004 |
| Prothonotary warbler Protonotaria citrea | 0.005 | 0.006 | 0.008 |
| Purple martin Progne subis | 0.002 | 0.002 | 0.002 |
| Red-bellied woodpecker Melanerpes carolinus | 0.079 | 0.068 | 0.063 |
| Red-eyed vireo Vireo olivaceus | 0.061 | 0.067 | 0.062 |
| Red-headed woodpecker Melanerpes erythrocephalus | 0.005 | 0.004 | 0.004 |
| Red-shouldered hawk Buteo lineatus | 0.006 | 0.007 | 0.008 |
| Red-winged blackbird Agelaius phoeniceus | 0.002 | 0.001 | 0.002 |
| Ruby-throated hummingbird Archilochus colubris | 0.013 | 0.013 | 0.012 |
| Summer tanager Piranga rubra | 0.029 | 0.026 | 0.024 |
| Swainson's warbler Limnothlypis swainsonii | 0.004 | 0.005 | 0.005 |
| Tufted titmouse Baeolophus bicolor | 0.063 | 0.067 | 0.065 |
| White-eyed vireo Vireo griseus | 0.035 | 0.036 | 0.036 |
| Wild turkey Meleagris gallapavo | 0.001 | 0.001 | 0.001 |
| Wood thrush Hylocichla mustelina | 0.012 | 0.015 | 0.018 |
| Yellow-billed cuckoo Coccyzus americanus | 0.056 | 0.065 | 0.069 |
| Yellow-breasted chat Icteria virens | 0.007 | 0.005 | 0.005 |
| Yellow-shafted flicker Colaptes auratus auratus | 0.004 | 0.005 | 0.005 |
| Yellow-throated vireo Vireo flavifrons | 0.009 | 0.010 | 0.010 |
| Yellow-throated warbler Dendroica dominica | 0.002 | 0.002 | 0.001 |