Seasonal bar chart for IBA Boundary Bay - Roberts Bank - Sturgeon Bank (Fraser River Estuary)

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Data used on this page are considered provisional, have not necessarily been reviewed or edited, and may be subject to significant change. These data have been released for public interest only and do not represent an official list of birds for the IBA.

492 species: JanFebMarAprMayJunJulAugSepOctNovDec
Greater White-fronted Goose
Graylag Goose (Domestic type)
Emperor Goose
Snow Goose
Ross's Goose
Cackling Goose
Canada Goose
goose sp.
Cackling/Canada Goose
Mute Swan
Trumpeter Swan
Tundra Swan
swan sp.
Muscovy Duck (Domestic type)
Wood Duck
Mandarin Duck
Eurasian Wigeon
American Wigeon
Eurasian x American Wigeon (hybrid)
American Black Duck
Mallard (Domestic type)
Mallard x Northern Pintail (hybrid)
Blue-winged Teal
Cinnamon Teal
Northern Shoveler
Baikal Teal
Green-winged Teal
Green-winged Teal (Eurasian)
Anas sp.
Ring-necked Duck
Tufted Duck
Greater Scaup
Lesser Scaup
Greater/Lesser Scaup
Aythya sp.
King Eider
Common Eider
Harlequin Duck
Surf Scoter
Common/Black Scoter
Black Scoter
scoter sp.
Long-tailed Duck
Common Goldeneye
Barrow's Goldeneye
Hooded Merganser
Common Merganser
Red-breasted Merganser
duck sp.
Gray Partridge
Ring-necked Pheasant
Indian Peafowl
Ruffed Grouse
Sooty Grouse
California Quail
Red-throated Loon
Arctic Loon
Pacific Loon
Common Loon
Yellow-billed Loon
loon sp.
Pied-billed Grebe
Horned Grebe
Red-necked Grebe
Eared Grebe
Western/Clark's Grebe
Western Grebe
Clark's Grebe
grebe sp.
Northern Fulmar
American White Pelican
Brown Pelican
Brandt's Cormorant
Double-crested Cormorant
Pelagic Cormorant
American Bittern
Least Bittern
Great Blue Heron
Great Egret
Snowy Egret
Cattle Egret
Green Heron
Black-crowned Night-Heron
heron sp.
White-faced Ibis
Turkey Vulture
White-tailed Kite
Bald Eagle
Northern Harrier
Sharp-shinned Hawk
Cooper's Hawk
Northern Goshawk
Accipiter sp.
Red-tailed Hawk
Rough-legged Hawk
Buteo sp.
Golden Eagle
American Kestrel
Peregrine Falcon
Prairie Falcon
falcon sp.
large falcon sp.
small falcon sp.
hawk sp.
Virginia Rail
American or Hawaiian Coot
American Coot (Red-shielded)
Sandhill Crane
Black-bellied Plover
American/Pacific Golden-Plover (Lesser Golden-Plover)
American Golden-Plover
Pacific Golden-Plover
Lesser Sand-Plover
Semipalmated Plover
Piping Plover
Black Oystercatcher
Black-necked Stilt
American Avocet
Spotted Sandpiper
Solitary Sandpiper
Wandering Tattler
Spotted Redshank
Greater Yellowlegs
Lesser Yellowlegs
Wood Sandpiper
Upland Sandpiper
Far Eastern Curlew
Long-billed Curlew
Hudsonian Godwit
Bar-tailed Godwit
Marbled Godwit
Ruddy Turnstone
Black Turnstone
Red Knot
Semipalmated Sandpiper
Western Sandpiper
Red-necked Stint
Little Stint
Temminck's Stint
Least Sandpiper
White-rumped Sandpiper
Baird's Sandpiper
Pectoral Sandpiper
Sharp-tailed Sandpiper
Rock Sandpiper
Curlew Sandpiper
Stilt Sandpiper
Calidris sp.
Spoon-billed Sandpiper
Buff-breasted Sandpiper
Short-billed Dowitcher
Long-billed Dowitcher
Common/Wilson's Snipe
Wilson's Snipe
Wilson's Phalarope
Red-necked Phalarope
Red Phalarope
Scolopacidae sp.
Franklin's Gull
Little Gull
Black-headed Gull
Bonaparte's Gull
Heermann's Gull
Mew Gull
Ring-billed Gull
California Gull
Herring Gull
Iceland Gull (Thayer's)
Iceland Gull (glaucoides/kumlieni)
Slaty-backed Gull
Western Gull
Glaucous-winged Gull
Western x Glaucous-winged Gull (hybrid)
Glaucous Gull
Sabine's Gull
Ivory Gull
gull sp.
Caspian Tern
Black Tern
Common Tern
Arctic Tern
Forster's Tern
Elegant Tern
tern sp.
Parasitic Jaeger
Long-tailed Jaeger
Common Murre
Pigeon Guillemot
Marbled Murrelet
Ancient Murrelet
Rhinoceros Auklet
Tufted Puffin
alcid sp.
Rock Pigeon (Feral Pigeon)
Band-tailed Pigeon
Oriental Turtle-Dove
Eurasian Collared-Dove
White-winged or Pacific Dove
Mourning Dove
Barn Owl
Western Screech-Owl
screech-owl sp.
Great Horned Owl
Snowy Owl
Northern Hawk Owl
Northern Pygmy-Owl
Burrowing Owl
Barred Owl
Great Gray Owl
Long-eared Owl
Short-eared Owl
Boreal Owl
Northern Saw-whet Owl
Common Nighthawk
Black Swift
Vaux's Swift
Anna's Hummingbird
Calliope Hummingbird
Rufous Hummingbird
hummingbird sp.
Belted Kingfisher
Lewis's Woodpecker
Yellow-bellied Sapsucker
Red-breasted Sapsucker
sapsucker sp.
Downy Woodpecker
Hairy Woodpecker
Northern Flicker
Pileated Woodpecker
Olive-sided Flycatcher
Western Wood-Pewee
Alder/Willow Flycatcher (Traill's Flycatcher)
Alder Flycatcher
Willow Flycatcher
Least Flycatcher
Hammond's Flycatcher
Dusky Flycatcher
Pacific-slope/Cordilleran Flycatcher (Western Flycatcher)
Pacific-slope Flycatcher
Empidonax sp.
Black Phoebe
Eastern Phoebe
Say's Phoebe
Ash-throated Flycatcher
Tropical Kingbird
Western Kingbird
Eastern Kingbird
Scissor-tailed Flycatcher
Loggerhead Shrike
solitary vireo sp.
Cassin's Vireo
Hutton's Vireo
Warbling Vireo
Steller's Jay
Blue Jay
California/Woodhouse's Scrub-Jay
Clark's Nutcracker
Black-billed Magpie
American/Northwestern Crow
Northwestern Crow
Common Raven
Eurasian Skylark
Horned Lark
Purple Martin
Tree Swallow
Violet-green Swallow
Northern Rough-winged Swallow
Cliff Swallow
Cave Swallow
Barn Swallow
swallow sp.
Black-capped Chickadee
Mountain Chickadee
Chestnut-backed Chickadee
Oak Titmouse
Juniper Titmouse
Red-breasted Nuthatch
White-breasted Nuthatch
Pygmy Nuthatch
Brown Creeper
Rock Wren
Bewick's Wren
House Wren
Pacific/Winter Wren
Marsh Wren
American Dipper
Golden-crowned Kinglet
Ruby-crowned Kinglet
Blue-gray Gnatcatcher
Western Bluebird
Mountain Bluebird
Townsend's Solitaire
Swainson's Thrush
Hermit Thrush
Dusky/Naumann's Thrush
American Robin
Varied Thrush
Gray Catbird
Northern Mockingbird
Sage Thrasher
European Starling
Crested Myna
Siberian Accentor
Red-throated Pipit
American Pipit
Bohemian Waxwing
Cedar Waxwing
Tennessee Warbler
Orange-crowned Warbler
Nashville Warbler
Northern Parula
Yellow Warbler
Chestnut-sided Warbler
Magnolia Warbler
Yellow-rumped Warbler
Black-throated Gray Warbler
Black-throated Green Warbler
Townsend's Warbler
Palm Warbler
Blackpoll Warbler
Black-and-white Warbler
American Redstart
Prothonotary Warbler
Northern Waterthrush
MacGillivray's Warbler
Common Yellowthroat
Wilson's Warbler
Yellow-breasted Chat
Summer Tanager
Western Tanager
Green-tailed Towhee
Spotted Towhee
Spotted/Eastern Towhee (Rufous-sided Towhee)
Eastern Towhee
California Towhee
American Tree Sparrow
Chipping Sparrow
Clay-colored Sparrow
Brewer's Sparrow
Vesper Sparrow
Lark Sparrow
Black-throated Sparrow
Sagebrush Sparrow
Savannah Sparrow
Grasshopper Sparrow
Baird's Sparrow
Fox Sparrow
Song Sparrow
Lincoln's Sparrow
Swamp Sparrow
White-throated Sparrow
Harris's Sparrow
White-crowned Sparrow
Golden-crowned Sparrow
Dark-eyed Junco (Slate-colored/cismontanus)
Dark-eyed Junco (Oregon)
Lapland Longspur
Smith's Longspur
Chestnut-collared Longspur
Snow Bunting
McKay's Bunting
Rose-breasted Grosbeak
Black-headed Grosbeak
Lazuli Bunting
Indigo Bunting
Red-winged Blackbird
Western Meadowlark
Yellow-headed Blackbird
Rusty Blackbird
Brewer's Blackbird
Common Grackle
Brown-headed Cowbird
blackbird sp.
Hooded Oriole
Bullock's Oriole
Gray-crowned Rosy-Finch
Pine Grosbeak
Purple Finch
Cassin's Finch
House Finch
White-winged Crossbill
Common/Lesser Redpoll
Hoary Redpoll
Pine Siskin
American Goldfinch
Evening Grosbeak
House Sparrow
bird sp.
Northern Pintail
White-winged Dove
Bank Swallow
Trumpeter/Tundra Swan
Gadwall x Mallard (hybrid)
Mallard x American Black Duck (hybrid)
Blue-winged x Cinnamon Teal (hybrid)
Blue-winged/Cinnamon Teal
Velvet Scoter
Surf/Black Scoter
Common x Barrow's Goldeneye (hybrid)
Common Goldeneye x Hooded Merganser (hybrid)
Common/Barrow's Goldeneye
Arctic/Pacific Loon
golden-plover sp.
Black-bellied Plover/golden-plover sp.
Greater/Lesser Yellowlegs
Short-billed/Long-billed Dowitcher
Herring x Glaucous-winged Gull (hybrid)
Iceland Gull
Glaucous-winged x Glaucous Gull (hybrid)
Common/Arctic Tern
murrelet sp.
Red-naped x Red-breasted Sapsucker (hybrid)
Downy/Hairy Woodpecker
California Scrub-Jay
Catharus sp.
warbler sp. (Parulidae sp.)
sparrow sp.
House/Purple Finch
passerine sp.
pigeon/dove sp.
chickadee sp.
wren sp.
flycatcher sp. (Tyrannidae sp.)
Common/Red-breasted Merganser
Common Gallinule
Godwit sp.
Shorebird sp.
American Wigeon x Mallard (hybrid)
waterfowl sp.
eagle sp.
Larus sp.
Red-eyed Vireo
thrush sp.
finch sp.
teal sp.
Blue-winged Teal x Northern Shoveler (hybrid)
merganser sp.
Sharp-shinned/Cooper's Hawk
Snowy Plover
Herring Gull (incl. ssp. heuglini and vegae)
jaeger sp.
Barn, Eastern Barn, or Cape Verde Barn Owl
Barn Owl (American)
owl sp.
Northern Wheatear
White Wagtail
Dark-eyed Junco
Common Redpoll
Spinus sp.
Pacific Wren
Domestic goose sp. (Domestic type)
Domestic goose sp. (Domestic type) x Canada Goose (hybrid)
Indian Peafowl (Domestic type)
Sharp-tailed/Pectoral Sandpiper
peep sp.
Herring/Iceland Gull
Western/Glaucous-winged Gull
white-winged gull sp.
Rock Pigeon
Black-chinned x Anna's Hummingbird (hybrid)
Tree/Violet-green Swallow
Dark-eyed Junco (Slate-colored)
White-crowned x Golden-crowned Sparrow (hybrid)
Haemorhous sp.
cormorant sp.
American Coot
Peregrine Falcon
Northern Shrike
Red Crossbill
Ruddy Duck
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of surveys
(total: 70,195)

KEY:| = insufficient data | = rare to widespread

Datasets used in this page:

  • Breeding Bird Surveys (50 stops, Canada) (12 surveys)
  • British Columbia Breeding Bird Atlas (2008-2012): point count data (29 surveys)
  • British Columbia Beached Birds Survey (208 surveys)
  • British Columbia Coastal Waterbirds Survey (1,782 surveys)
  • British Columbia Nocturnal Owls Survey (6 surveys)
  • Christmas Bird Counts (107 surveys)
  • EBird Canada (BC) (60,419 surveys)
  • EBird Canada (sensitive records) (16 surveys)
  • Great Backyard Bird Count (538 surveys)
  • Project Nestwatch (6,109 surveys)
  • Project FeederWatch (Canada) (969 surveys)
  • This page is provided through a web service of NatureCounts, a web site hosted by Bird Studies Canada, a partner of the Avian Knowledge Network.
    The IBA Program is an international conservation initiative coordinated by BirdLife International. The Canadian co-partners for the IBA Program are Bird Studies Canada and Nature Canada.
       © Bird Studies Canada