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CBC Relative Abundance Maps

Basic information: Relative abundance maps

Click on the Species of Interest:

  • Red-throated loon Gavia stellata
  • Pacific loon Gavia pacifica
  • Common loon Gavia immer
  • Pied-billed grebe Podilymbus podiceps
  • Horned grebe Podiceps auritus
  • Red-necked grebe Podiceps grisegena
  • Eared grebe Podiceps nigricollis
  • Northern fulmar Fulmarus glacialis
  • Northern gannet Morus bassanus
  • American white pelican Pelecanus erythrorhynchos
  • Brown pelican Pelecanus occidentalis
  • Great cormorant Phalacrocorax carbo
  • Double-crest. Cormorant Phalacrocorax auritus
  • Olivaceous cormorant Phalacrocorax brasilianus
  • Brandt's cormorant Phalacrocorax penicillatus
  • Pelagic cormorant Phalacrocorax pelagicus
  • Anhinga Anhinga anhinga
  • Magnif. frigatebird Fregata magnificens
  • American bittern Botaurus lentiginosus
  • Least bittern Ixobrychus exilis
  • Great blue heron Ardea herodias
  • Great egret Casmerodius albus
  • Snowy egret Egretta thula
  • Little blue heron Egretta caerulea
  • Tricolored heron Egretta tricolor
  • Reddish egret Egretta rufescens
  • 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
  • Tundra swan Cygnus columbianus
  • Trumpeter swan Cygnus buccinator
  • Mute swan Cygnus olor
  • Gr. white-fronted goose Anser albifrons
  • Snow goose Anser caerulescens
  • Ross' goose Anser rossii
  • Atlantic brant Branta bernicla
  • 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
  • Eurasian wigeon Anas penelope
  • American wigeon Anas americana
  • Canvasback Aythya valisineria
  • Redhead Aythya americana
  • Ring-necked duck Aythya collaris
  • Greater scaup Aythya marila
  • Lesser scaup Aythya affinis
  • Common eider Somateria mollissima
  • King eider Somateria spectabilis
  • Harlequin duck Histrionicus histrionicus
  • Oldsquaw Clangula hyemalis
  • Black scoter Melanitta nigra
  • Surf scoter Melanitta perspicillata
  • White-winged scoter Melanitta deglandi
  • Common goldeneye Bucephala clangula
  • Barrow's goldeneye Bucephala islandica
  • Bufflehead Bucephala albeola
  • Hooded merganser Lophodytes cucullatus
  • 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
  • Bald eagle Haliaeetus leucocephalus
  • Northern harrier Circus cyaneus
  • Sharp-shinned hawk Accipiter striatus
  • Cooper's hawk Accipiter cooperii
  • Northern goshawk Accipiter gentilis
  • Harris' hawk Parabuteo unicinctus
  • Red-shouldered hawk Buteo lineatus
  • Broad-winged hawk Buteo platypterus
  • Swainson's hawk Buteo swainsoni
  • Red-tailed hawk Buteo jamaicensis
  • Ferruginous hawk Buteo regalis
  • Rough-legged hawk Buteo lagopus
  • Golden eagle Aquila chrysaetos
  • Crested caracara Caracara plancus
  • American kestrel Falco sparverius
  • Merlin Falco columbarius
  • Peregrine falcon Falco peregrinus
  • Gyrfalcon Falco rusticolis
  • Prairie falcon Falco mexicanus
  • Gray partridge Perdix perdix
  • Chukar Alectoris chukar
  • Ring-necked pheasant Phasianus colchicus
  • Spruce grouse Dendragapus canadensis
  • 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
  • Black rail Laterallus jamaicensis
  • Clapper rail Rallus longirostris
  • King rail Rallus elegans
  • Virginia rail Rallus limicola
  • Sora Porzana carolina
  • Purple gallinule Porphyrula martinica
  • Common moorhen Gallinula chloropus
  • American coot Fulica americana
  • Limpkin Aramus guarauna
  • Sandhill crane Grus canadensis
  • Black-bellied plover Pluvalis squatarola
  • Lesser golden plover Pluvalis dominica
  • Snowy plover Charadrius nivosus
  • Wilson's plover Charadrius wilsonia
  • Semipalmated plover Charadrius semipalmatus
  • Piping plover Charadrius melodus
  • Killdeer Charadrius vociferus
  • American oystercatcher Haematopus palliatus
  • Am. Black oystercatcher Haematopus bachmani
  • Black-necked stilt Himantopus mexicanus
  • American avocet Recurvirostra americana
  • Greater yellowlegs Tringa melanoleuca
  • Lesser yellowlegs Tringa flavipes
  • Solitary sandpiper Tringa solitaria
  • Willet Catoptrophorus semipalmatus
  • Spotted sandpiper Actitis macularia
  • Whimbrel Numenius hudsonicus
  • Long-billed curlew Numenius americanus
  • Marbled godwit Limosa fedoa
  • Ruddy turnstone Arenaria interpres
  • Black turnstone Arenaria melanocephala
  • Surfbird Aphriza virgata
  • Red knot Calidris canutus
  • Sanderling Calidris alba
  • Semipalmated sandpiper Calidris pusilla
  • Western sandpiper Calidris mauri
  • Least sandpiper Calidris minutilla
  • Pectoral sandpiper Calidris melanotos
  • Purple sandpiper Calidris maritima
  • Dunlin Calidris alpina
  • Stilt sandpiper Micropalama himantopus
  • Short-billed dowitcher Limnodromus griseus
  • Long-billed dowitcher Limnodromus scolopaceus
  • Common snipe Gallinago gallinago
  • American woodcock Scolopax minor
  • Wilson's phalarope Phalaropus tricolor
  • Red phalarope Phalaropus fulicaria
  • Pomarine jaeger Stercorarius pomarinus
  • Parasitic jaeger Stercorarius parasiticus
  • Laughing gull Larus atricilla
  • Franklin's gull Larus pipixcan
  • Little gull Larus minutus
  • Com. black-headed gull Larus ridibundus
  • Bonaparte's gull Larus philadelphia
  • Heermann's gull Larus heermanni
  • Mew gull Larus canus
  • Ring-billed gull Larus delawarensis
  • California gull Larus californicus
  • Herring gull Larus argentatus
  • Iceland gull Larus glaucoides
  • Lr. black-backed gull Larus fuscus
  • Western gull Larus occidentalis
  • Glaucous-winged gull Larus glaucescens
  • Glaucous gull Larus hyperboreus
  • Great black-backed gull Larus marinus
  • Black-legged kittiwake Rissa tridactyla
  • Gull-billed tern Sterna nilotica
  • Caspian tern Sterna caspia
  • Royal tern Sterna maxima
  • Sandwich tern Sterna sandvicensis
  • Common tern Sterna hirundo
  • Forster's tern Sterna forsteri
  • Black skimmer Rhynchops niger
  • Dovekie Alle alle
  • Common murre Uria aalge
  • Thick-billed murre Uria lomvia
  • Razorbill Alca torda
  • Black guillemot Cepphus grylle
  • Pigeon guillemot Cepphus columba
  • Marbled murrelet Brachyramphus marmoratus
  • Ancient murrelet Synthliboramphus antiquus
  • Cassin's auklet Ptychoramphus aleuticus
  • Rhinoceros auklet Cerorhinca monocerata
  • Band-tailed pigeon Columba fasciata
  • Ringed turtle dove Streptopelia risoria
  • White-winged dove Zenaida asiatica
  • Mourning dove Zenaida macroura
  • Inca dove Columbina inca
  • Common ground dove Columbina passerina
  • Yellow-billed cuckoo Coccyzus americanus
  • Greater roadrunner Geococcyx californianus
  • Groove-billed ani Crotophaga sulcirostris
  • Common barn-owl Tyto alba
  • Eastern screech-owl Otus asio
  • Western screech-owl Otus kennicottii
  • Great horned owl Bubo virginianus
  • Snowy owl Nyctea scandiaca
  • Northern hawk-owl Surnia ulula
  • Northern pygmy-owl Glaucidium gnoma
  • Burrowing owl Speotyto cunicularia
  • Spotted owl Strix occidentalis
  • Barred owl Strix varia
  • Great gray owl Strix nebulosa
  • Long-eared owl Asio otus
  • Short-eared owl Asio flammeus
  • Northern saw-whet owl Aegolius acadicus
  • Common poorwill Phalaenoptilus nuttallii
  • Chuck-will's-widow Caprimulgus carolinensis
  • Whip-poor-will Caprimulgus vociferus
  • White-throated swift Aeronautes saxatalis
  • Ruby-thr. hummingbird Archilochus colubris
  • Black-chin. hummingbird Archilochus alexandri
  • Anna's hummingbird Calypte anna
  • Costa's hummingbird Calypte costae
  • Rufous hummingbird Selasphorus rufus
  • 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
  • Williamson's sapsucker Sphyrapicus thyroideus
  • 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
  • Three-toed woodpecker Picoides tridactylus
  • 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
  • Grt. crested flycatcher Myiarchus crinitus
  • Cassin's kingbird Tyrannus vociferans
  • Western kingbird Tyrannus verticalis
  • Eastern kingbird Tyrannus tyrannus
  • Scissor-tail flycatcher Tyrannus forficatus
  • Horned lark Eremophila alpestris
  • Tree swallow Tachycineta bicolor
  • Violet-green swallow Tachycineta thalassina
  • N. Rough-winged swallow Stelgidopteryx serripennis
  • Barn swallow Hirundo rustica
  • 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
  • Gray-cheeked thrush Catharus minimus
  • Swainson's thrush Catharus ustulatus
  • Hermit thrush Catharus guttatus
  • Wood thrush Hylocichla mustelina
  • 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
  • Water pipit Anthus rubescens
  • Sprague's pipit Anthus spragueii
  • Bohemian waxwing Bombycilla garrulus
  • Cedar waxwing Bombycilla cedrorum
  • Phainopepla Phainopepla nitens
  • Northern shrike Lanius excubitor
  • Loggerhead shrike Lanius ludovicianus
  • European starling Sturnus vulgaris
  • White-eyed vireo Vireo griseus
  • Solitary vireo Vireo solitarius
  • Yellow-throated vireo Vireo flavifrons
  • Hutton's vireo Vireo huttoni
  • Tennessee warbler Vermivora peregrina
  • Orange-crowned warbler Vermivora celata
  • Nashville warbler Vermivora ruficapilla
  • Northern parula Parula americana
  • Yellow warbler Dendroica petechia
  • Magnolia warbler Dendroica magnolia
  • Cape May warbler Dendroica tigrina
  • Black-thr. blue warbler Dendroica caerulescens
  • Black-thr. gray warbler Dendroica nigrescens
  • Townsend's warbler Dendroica townsendi
  • Hermit warbler Dendroica occidentalis
  • Black-th. green warbler Dendroica virens
  • Yellow-throated warbler Dendroica dominica
  • Pine warbler Dendroica pinus
  • Prairie warbler Dendroica discolor
  • Palm warbler Dendroica palmarum
  • Bay-breasted warbler Dendroica castanea
  • Black-&-white warbler Mniotilta varia
  • American redstart Setophaga ruticilla
  • Ovenbird Seiurus aurocapillus
  • Northern waterthrush Seiurus noveboracensis
  • Common yellowthroat Geothlypis trichas
  • Wilson's warbler Wilsonia pusilla
  • Yellow-breasted chat Icteria virens
  • Summer tanager Piranga rubra
  • Western tanager Piranga ludoviciana
  • Northern cardinal Cardinalis cardinalis
  • Pyrrhuloxia Cardinalis sinuatus
  • Rose-breasted grosbeak Pheucticus ludovicianus
  • Black-headed grosbeak Pheucticus melanocephalus
  • Blue grosbeak Guiraca caerulea
  • Indigo bunting Passerina cyanea
  • Painted bunting Passerina ciris
  • Dickcissel Spiza americana
  • 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
  • American tree sparrow Spizella arborea
  • 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
  • Henslow's sparrow Ammodramus henslowii
  • 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
  • Golden-crowned sparrow Zonotrichia atricapilla
  • White-crowned sparrow Zonotrichia leucophrys
  • Harris' sparrow Zonotrichia querula
  • Slate-colored junco Junco hyemalis
  • McCown's longspur Calcarius mccownii
  • Lapland longspur Calcarius lapponicus
  • Chestnut-col. longspur Calcarius ornatus
  • Snow bunting Plectrophenax nivalis
  • Red-winged blackbird Agelaius phoeniceus
  • 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
  • Hooded oriole Icterus cucullatus
  • Baltimore oriole Icterus galbula
  • Rosy finch Leucosticte tephrocotis
  • 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
  • Common redpoll Carduelis flammea
  • Hoary redpoll Carduelis exilipes
  • 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