CBC-BBS Index Comparison

• Common loon Gavia immer
• Pied-billed grebe Podilymbus podiceps
• Horned grebe Podiceps auritus
• Red-necked grebe Podiceps grisegena
• Eared grebe Podiceps nigricollis
• American white pelican Pelecanus erythrorhynchos
• Brown pelican Pelecanus occidentalis
• Double-crest. Cormorant Phalacrocorax auritus
• Pelagic cormorant Phalacrocorax pelagicus
• Anhinga Anhinga anhinga
• American bittern Botaurus lentiginosus
• Great egret Casmerodius albus
• Snowy egret Egretta thula
• Little blue heron Egretta caerulea
• Tricolored heron Egretta tricolor
• Cattle egret Bubulcus ibis
• Green heron Butorides virescens
• Black-crn. night-heron Nycticorax nycticorax
• Yellow-crn. night-heron Nycticorax violacus
• White ibis Eudocimus albus
• Glossy ibis Plegadis falcinellus
• White-faced ibis Plegadis chihi
• Roseate spoonbill Ajaia ajaja
• Wood stork Mycteria americana
• Fulvous whistling-duck Dendrocygna bicolor
• Mute swan Cygnus olor
• Canada goose Branta canadensis
• Wood duck Aix sponsa
• Green-winged teal Anas crecca
• American black duck Anas rubripes
• Mottled duck Anas fulvigula
• Mallard Anas platyrhynchos
• Northern pintail Anas acuta
• Blue-winged teal Anas discors
• Cinnamon teal Anas cyanoptera
• Northern shoveler Anas clypeata
• Gadwall Anas strepera
• American wigeon Anas americana
• Canvasback Aythya valisineria
• Redhead Aythya americana
• Ring-necked duck Aythya collaris
• Lesser scaup Aythya affinis
• White-winged scoter Melanitta deglandi
• Common goldeneye Bucephala clangula
• Barrow's goldeneye Bucephala islandica
• Bufflehead Bucephala albeola
• Common merganser Mergus merganser
• Red-breasted merganser Mergus serrator
• Ruddy duck Oxyura jamaicensis
• Black vulture Coragyps atratus
• Turkey vulture Cathartes aura
• Osprey Pandion haliaetus
• White-tailed kite Elanus leucurus
• Northern harrier Circus cyaneus
• Harris' hawk Parabuteo unicinctus
• Red-shouldered hawk Buteo lineatus
• Red-tailed hawk Buteo jamaicensis
• Ferruginous hawk Buteo regalis
• Golden eagle Aquila chrysaetos
• Crested caracara Caracara plancus
• American kestrel Falco sparverius
• Prairie falcon Falco mexicanus
• Gray partridge Perdix perdix
• Chukar Alectoris chukar
• Ring-necked pheasant Phasianus colchicus
• Blue grouse Dendragapus obscurus
• Ruffed grouse Bonasa umbellus
• Greater prairie-chicken Tympanuchus cupido
• Sharp-tailed grouse Tympanuchus phasianellus
• Wild turkey Meleagris gallopavo
• Northern bobwhite Colinus virginianus
• Scaled quail Callipepla squamata
• Gambel's quail Callipepla gambelii
• California quail Callipepla californica
• Mountain quail Oreortyx pictus
• Clapper rail Rallus longirostris
• King rail Rallus elegans
• Sora Porzana carolina
• Common moorhen Gallinula chloropus
• American coot Fulica americana
• Limpkin Aramus guarauna
• Sandhill crane Grus canadensis
• Killdeer Charadrius vociferus
• Black-necked stilt Himantopus mexicanus
• American avocet Recurvirostra americana
• Greater yellowlegs Tringa melanoleuca
• Lesser yellowlegs Tringa flavipes
• Willet Catoptrophorus semipalmatus
• Spotted sandpiper Actitis macularia
• Long-billed curlew Numenius americanus
• Marbled godwit Limosa fedoa
• Common snipe Gallinago gallinago
• Laughing gull Larus atricilla
• Franklin's gull Larus pipixcan
• Bonaparte's gull Larus philadelphia
• Ring-billed gull Larus delawarensis
• California gull Larus californicus
• Herring gull Larus argentatus
• Western gull Larus occidentalis
• Glaucous-winged gull Larus glaucescens
• Great black-backed gull Larus marinus
• Gull-billed tern Sterna nilotica
• Royal tern Sterna maxima
• Common tern Sterna hirundo
• Forster's tern Sterna forsteri
• Black skimmer Rhynchops niger
• Band-tailed pigeon Columba fasciata
• White-winged dove Zenaida asiatica
• Mourning dove Zenaida macroura
• Inca dove Columbina inca
• Common ground dove Columbina passerina
• Greater roadrunner Geococcyx californianus
• Great horned owl Bubo virginianus
• Burrowing owl Speotyto cunicularia
• Barred owl Strix varia
• Short-eared owl Asio flammeus
• White-throated swift Aeronautes saxatalis
• Anna's hummingbird Calypte anna
• Costa's hummingbird Calypte costae
• Belted kingfisher Ceryle alcyon
• Lewis' woodpecker Melanerpes lewis
• Red-headed woodpecker Melanerpes erythrocephalus
• Acorn woodpecker Melanerpes formicivorus
• Golden-fronted woodpkr Melanerpes aurifrons
• Red-bellied woodpecker Melanerpes carolinus
• Ladder-back. woodpecker Picoides scalaris
• Nuttall's woodpecker Picoides nuttallii
• Downy woodpecker Picoides pubescens
• Hairy woodpecker Picoides villosus
• Red-cockaded woodpecker Picoides borealis
• White-headed woodpecker Picoides albolarvatus
• Black-backed woodpecker Picoides arcticus
• Northern flicker Colaptes auratus
• Pileated woodpecker Dryocopus pileatus
• Gray flycatcher Empidonax wrightii
• Black phoebe Sayornis nigricans
• Eastern phoebe Sayornis phoebe
• Say's phoebe Sayornis saya
• Vermilion flycatcher Pyrocephalus rubinus
• Ash-throated flycatcher Myiarchus cinerascens
• Horned lark Eremophila alpestris
• Tree swallow Tachycineta bicolor
• Violet-green swallow Tachycineta thalassina
• N. Rough-winged swallow Stelgidopteryx serripennis
• Gray jay Perisoreus canadensis
• Steller's jay Cyanocitta stelleri
• Blue jay Cyanocitta cristata
• Scrub jay Aphelocoma coerulescens
• Pinyon jay Gymnorhinus cyanocephalus
• Clark's nutcracker Nucifraga columbiana
• Black-billed magpie Pica pica
• Yellow-billed magpie Pica nuttalli
• American crow Corvus brachyrhynchos
• Northwestern crow Corvus caurinus
• Fish crow Corvus ossifragus
• Chihuahuan raven Corvus cryptoleucus
• Common raven Corvus corax
• Black-capped chickadee Parus atricapillus
• Carolina chickadee Parus carolinensis
• Mountain chickadee Parus gambeli
• Boreal chickadee Parus hudsonicus
• Chestnut-bkd chickadee Parus rufescens
• Plain titmouse Parus inornatus
• Tufted titmouse Parus bicolor
• Verdin Auriparus flaviceps
• Bushtit Psaltriparus minimus
• Red-breasted nuthatch Sitta canadensis
• White-breasted nuthatch Sitta carolinensis
• Pygmy nuthatch Sitta pygmaea
• Brown-headed nuthatch Sitta pusilla
• Brown creeper Certhia americana
• Cactus wren Campylorhynchus brunneicapi
• Rock wren Salpinctes obsoletus
• Canyon wren Catherpes mexicanus
• Carolina wren Thryothorus ludovicianus
• Bewick's wren Thryomanes bewickii
• House wren Troglodytes aedon
• Winter wren Troglodytes troglodytes
• Sedge wren Cistothorus platensis
• Marsh wren Cistothorus palustris
• American dipper Cinclus mexicanus
• Golden-crowned kinglet Regulus satrapa
• Ruby-crowned kinglet Regulus calendula
• Blue-gray gnatcatcher Polioptila caerulea
• Black-tail gnatcatcher Polioptila melanura
• Eastern bluebird Sialia sialis
• Western bluebird Sialia mexicana
• Mountain bluebird Sialia currucoides
• Townsend's solitaire Myadestes townsendi
• Hermit thrush Catharus guttatus
• American robin Turdus migratorius
• Varied thrush Ixoreus naevius
• Wrentit Chamaea fasciata
• Gray catbird Dumetella carolinensis
• Northern mockingbird Mimus polyglottos
• Sage thrasher Oreoscoptes montanus
• Brown thrasher Toxostoma rufum
• Curve-billed thrasher Toxostoma curvirostre
• California thrasher Toxostoma redivivum
• Crissal thrasher Toxostoma crissale
• Sprague's pipit Anthus spragueii
• Cedar waxwing Bombycilla cedrorum
• Phainopepla Phainopepla nitens
• Loggerhead shrike Lanius ludovicianus
• European starling Sturnus vulgaris
• White-eyed vireo Vireo griseus
• Solitary vireo Vireo solitarius
• Hutton's vireo Vireo huttoni
• Orange-crowned warbler Vermivora celata
• Townsend's warbler Dendroica townsendi
• Yellow-throated warbler Dendroica dominica
• Pine warbler Dendroica pinus
• Prairie warbler Dendroica discolor
• Palm warbler Dendroica palmarum
• Black-&-white warbler Mniotilta varia
• Common yellowthroat Geothlypis trichas
• Northern cardinal Cardinalis cardinalis
• Pyrrhuloxia Cardinalis sinuatus
• Painted bunting Passerina ciris
• Green-tailed towhee Pipilo chlorurus
• Rufous-sided towhee Pipilo erythrophthalmus
• Bachman's sparrow Aimophila aestivalis
• Cassin's sparrow Aimophila cassinii
• Rufous-crowned sparrow Aimophila ruficeps
• Chipping sparrow Spizella passerina
• Clay-colored sparrow Spizella pallida
• Brewer's sparrow Spizella breweri
• Field sparrow Spizella pusilla
• Black-chinned sparrow Spizella atrogularis
• Vesper sparrow Pooecetes gramineus
• Lark sparrow Chondestes grammacus
• Black-throated sparrow Amphispiza bilineata
• Sage sparrow Amphispiza belli
• Lark bunting Calamospiza melanocorys
• Savannah sparrow Passerculus sandwichensis
• Grasshopper sparrow Ammodramus savannarum
• Le conte's sparrow Ammodramus leconteii
• Sharp-tailed sparrow Ammodramus caudacutus
• Seaside sparrow Ammodramus maritimus
• Fox sparrow Passerella iliaca
• Song sparrow Melospiza melodia
• Lincoln's sparrow Melospiza lincolnii
• Swamp sparrow Melospiza georgiana
• White-throated sparrow Zonotrichia albicollis
• White-crowned sparrow Zonotrichia leucophrys
• Slate-colored junco Junco hyemalis
• McCown's longspur Calcarius mccownii
• Chestnut-col. longspur Calcarius ornatus
• Tricolored blackbird Agelaius tricolor
• Eastern meadowlark Sturnella magna
• Western meadowlark Sturnella neglecta
• Yellow-head. blackbird Xanthocephalus xanthocephalus
• Rusty blackbird Euphagus carolinus
• Brewer's blackbird Euphagus cyanocephalus
• Common grackle Quiscalus quiscula
• Bronzed cowbird Molothrus aeneus
• Brown-headed cowbird Molothrus ater
• Baltimore oriole Icterus galbula
• Pine grosbeak Pinicola enucleator
• Purple finch Carpodacus purpureus
• Cassin's finch Carpodacus cassinii
• House finch Carpodacus mexicanus
• Red crossbill Loxia curvirostra
• White-winged crossbill Loxia leucoptera
• Pine siskin Carduelis pinus
• Lesser goldfinch Carduelis psaltria
• Lawrence's goldfinch Carduelis lawrencei
• American goldfinch Carduelis tristis
• Evening grosbeak Coccothraustes vespertinus
• House sparrow Passer domesticus