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Alcatraz Island

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Sightings

Updated 7 sec ago.

Last seen First seen High counts

Observations - Last seen - Sorted by Date descending

Sort by Taxonomic order

Observer

species 1.

Western Gull

Count 2

W. Gareth Rasberry

species 2.

Brandt's Cormorant

Count 6

W. Gareth Rasberry

species 3.

Brown Pelican

Count 4

W. Gareth Rasberry

species 4.

Peregrine Falcon

Count 1

W. Gareth Rasberry

species 5.

Black Phoebe

Count 1

W. Gareth Rasberry

species 6.

Anna's Hummingbird

Count 1

Daniel Froehlich

species 7.

Heermann's Gull

Count 2

Daniel Froehlich

species 8.

California Gull

Count 1

Daniel Froehlich

species 9.

Elegant Tern

Count 14

Daniel Froehlich

species 10.

Pelagic Cormorant

Count 1

Daniel Froehlich

species 11.

Double-crested Cormorant

Count 4

Daniel Froehlich

species 12.

Snowy Egret

Count 5

Daniel Froehlich

species 13.

American Crow

Count 2

Daniel Froehlich

species 14.

House Finch

Count 1

Daniel Froehlich

species 15.

Song Sparrow

Count 4

Daniel Froehlich

species 16.

Pacific-slope Flycatcher

Count 1

Natural Resources

species 17.

Red-breasted Nuthatch

Count 4

Natural Resources

species 18.

Townsend's Warbler

Count 1

Natural Resources

species 19.

Red-winged Blackbird

Count 1

Natural Resources

species 20.

Orange-crowned Warbler

Count 1

Natural Resources

species 21.

Yellow Warbler

Count 2

Natural Resources

species 22.

Northern Mockingbird

Count 1

Natural Resources

species 23.

Least Sandpiper

Count 6

Chloe Dannenfelser

species 24.

Canada Goose

Count 9

Jason Schultz

species 25.

Black-crowned Night-Heron

Count 2

Jason Schultz

species 26.

Pigeon Guillemot

Count 2

Sergio Boixo

species 27.

Great Blue Heron

Count 1

Terry Goode

species 28.

House Sparrow

Count 2

Livia Schuller

species 29.

Savannah Sparrow

Count 1

Kari Hagenow

species 30.

Black Oystercatcher

Count 1

Sito Busman

species 31.

Common Raven

Count 1

Sito Busman

species 32.

Caspian Tern

Count 1

Etienne Artigau🦩

species 33.

White-crowned Sparrow

Count 1

Matthew Bowery

species 34.

Rock Pigeon

Count 7

Robert McLure

species 35.

Common Murre

Count 1

Robert McLure

species 36.

European Starling

Count 1

Justin de Vlieg

species 37.

Barn Swallow

Count X

John Pratt

species 38.

American Robin

Count X

John Pratt

species 39.

Brewer's Blackbird

Count X

John Pratt

species 40.

Mallard

Count 1

Pauline Yeckley

species 41.

Forster's Tern

Count 3

Alex Single

species 42.

Surf Scoter

Count 1

Owen Bowie

species 43.

Surfbird

Count 1

Mel Corbett

species 44.

Band-tailed Pigeon

Count 22

kimberlie moutoux

species 45.

Greater Scaup

Count 2

Anay Bapaye

species 46.

Clark's Grebe

Count 2

Anay Bapaye

species 47.

Herring Gull

Count 1

Anay Bapaye

species 48.

Pacific Loon

Count 1

Anay Bapaye

species 49.

Green Heron

Count 1

Anay Bapaye

species 50.

Western Kingbird

Count 1

Anay Bapaye

species 51.

Northern Rough-winged Swallow

Count 1

Anay Bapaye

species 52.

Chipping Sparrow

Count 1

Anay Bapaye

species 53.

Western Grebe

Count 1

Pauline Yeckley

species 54.

Violet-green Swallow

Count 3

Bonnie Lee Davidson

species 55.

Dark-eyed Junco

Count 3

Bonnie Lee Davidson

species 56.

Red-breasted Merganser

Count 2

Jocelyne Poupart

species 57.

Golden-crowned Sparrow

Count 1

Jocelyne Poupart

species 58.

White-throated Sparrow

Count 1

Jocelyne Poupart

species 59.

Hermit Thrush

Count 1

Michele Harrison

species 60.

Yellow-rumped Warbler

Count 1

Anonymous eBirder

species 61.

Warbling Vireo

Count 1

sonja raub

species 62.

Wilson's Warbler

Count 1

sonja raub

species 63.

Fox Sparrow

Count 3

Josiah Verbrugge

species 64.

Common Loon

Count 1

Elise Greenberg

species 65.

California Towhee

Count 1

Elise Greenberg

species 66.

Allen's Hummingbird

Count 1

Anonymous eBirder

species 67.

Eared Grebe

Count 1

Mark Hebblewhite

species 68.

Black Turnstone

Count 2

Mark Hebblewhite

species 69.

Glaucous-winged Gull

Count 2

Mark Hebblewhite

species 70.

Great Egret

Count 2

Robert Quinn

species 71.

Red-throated Loon

Count 6

Todd Frantz

species 72.

Ruby-crowned Kinglet

Count 1

Caleb Myers

species 73.

Iceland Gull

Count 1

Chris Hiatt

species 74.

Short-billed Gull

Count 4

Evrett Fiddian-Green

species 75.

Bewick's Wren

Count 1

kimberlie moutoux

species 76.

Hermit Warbler

Count 1

Christi Andrzejewski

species 77.

Ring-billed Gull

Count 2

Jason Barcus

species 78.

Lincoln's Sparrow

Count 1

Sarah Leslie

species 79.

Northern Harrier

Count 1

Natural Resources

species 80.

Red-shouldered Hawk

Count 1

Natural Resources

species 81.

Black-throated Gray Warbler

Count 1

Natural Resources

species 82.

Brown-headed Cowbird

Count 2

Alex G.

species 83.

California Scrub-Jay

Count 1

James E Stull

species 84.

Lesser Goldfinch

Count 2

Dana Bohan

species 85.

Red-necked Phalarope

Count 1

Robert Young

species 86.

Spotted Sandpiper

Count 1

Oceane Caporal

species 87.

Red-masked Parakeet

Count 10

Guillermo Navalon

species 88.

Red-tailed Hawk

Count 1

K' Nature Wildlife Tours

species 89.

Nazca Booby

Count 1

Natural Resources

species 90.

Red-footed Booby

Count 1

Cyndi Bakir

species 91.

Cooper's Hawk

Count 1

Gil Ewing

species 92.

White-throated Swift

Count 3

Sid England

species 93.

Purple Finch

Count 3

Lauren Baker

species 94.

Great-tailed Grackle

Count X

Dennis Cooke

species 95.

Pied-billed Grebe

Count 3

Rich Burman

species 96.

Tree Swallow

Count 2

Stephen T Bird

species 97.

Turkey Vulture

Count 1

Jeff Payne

species 98.

Horned Grebe

Count 1

Natural Resources

species 99.

Long-tailed Duck

Count 1

Natural Resources

species 100.

Bufflehead

Count 2

Natural Resources

species 101.

Snow Goose

Count 35

kimberlie moutoux

species 102.

Chestnut-backed Chickadee

Count 3

Robert Post

species 103.

Belted Kingfisher

Count 1

Gerald Freeman

species 104.

Spotted Towhee

Count 1

Matt Hogan

species 105.

Eurasian Collared-Dove

Count 3

Adrian Strong

species 106.

Mourning Dove

Count 2

Adrian Strong

species 107.

Western Sandpiper

Count 10

Adrian Strong

species 108.

Downy Woodpecker

Count 1

Adrian Strong

species 109.

House Wren

Count 1

Adrian Strong

species 110.

American Kestrel

Count 1

kimberlie moutoux

species 111.

American Avocet

Count 1

Natural Resources

species 112.

Say's Phoebe

Count 1

Chris Walters

species 113.

Marsh Wren

Count 1

Chris Walters

species 114.

Western Meadowlark

Count 2

Chris Walters

species 115.

Black-legged Kittiwake

Count 1

Natural Resources

species 116.

Osprey

Count 1

Caleb Powell

species 117.

Acorn Woodpecker

Count 1

Caleb Powell

species 118.

Golden-crowned Kinglet

Count 1

Natural Resources

species 119.

Bushtit

Count 9

Ria Rizo

species 120.

American White Pelican

Count 6

Elizabeth Crouthamel

species 121.

Lark Sparrow

Count 1

BB Oros

species 122.

Northern Pintail

Count 26

Natural Resources

species 123.

Steller's Jay

Count 2

W. Dwayne DelGrande

species 124.

Pacific Wren

Count 1

W. Dwayne DelGrande

species 125.

Willow Flycatcher

Count 1

Natural Resources

species 126.

Pomarine Jaeger

Count 2

Taylor Michael

species 127.

Marbled Murrelet

Count 1

Taylor Michael

species 128.

Wandering Tattler

Count 1

Natural Resources

species 129.

Common Tern

Count 2

🕊️ Newton st Loe Birding 🕊️

species 130.

Broad-winged Hawk

Count 1

Karen Vandergrift

species 131.

Cackling Goose

Count 1

Karen Vandergrift

species 132.

Brown Booby

Count 1

Natural Resources

species 133.

Northern Gannet

Count 1

Michael Pierson

species 134.

Blue-gray Gnatcatcher

Count 1

Michael Pierson

species 135.

Bullock's Oriole

Count 1

Mary McMahon

species 136.

American Coot

Count 8

Kyle Pardee

species 137.

Black Skimmer

Count 1

Gretchen Tremoulet

species 138.

Common Yellowthroat

Count 1

Eddie Bartley

species 139.

Brant

Count 6

Natural Resources

species 140.

Black-necked Stilt

Count 2

Matthew Fuirst

species 141.

Varied Thrush

Count 1

Natural Resources

species 142.

Ancient Murrelet

Count 1

Natural Resources

species 143.

Bonaparte's Gull

Count 10

Natural Resources

species 144.

Whimbrel

Count 1

Velma Knowles

species 145.

White-faced Ibis

Count 12

EM Ganin

species 146.

Hutton's Vireo

Count 1

C Whittle

species 147.

Swainson's Hawk

Count 1

Natural Resources

species 148.

White-winged Scoter

Count 1

Natural Resources

species 149.

Pine Siskin

Count 2

stephen carter

species 150.

Ruddy Duck

Count 1

Deven Kammerichs-Berke

species 151.

American Goldfinch

Count X

Candy McNamee

species 152.

Cliff Swallow

Count X

Rick Gedney

species 153.

Tufted Puffin

Count 1

kenneth lipshy

species 154.

Northern Flicker

Count 2

Alex Stark

species 155.

Barn Owl

Count 2

Marie Cerda

species 156.

Merlin

Count 1

Natural Resources

species 157.

Bald Eagle

Count 1

Marbry Hopkins

species 158.

Black-bellied Plover

Count 10

Simon Harvey

species 159.

Willet

Count 10

Simon Harvey

species 160.

Olive-sided Flycatcher

Count 1

logan kahle

species 161.

Sharp-shinned Hawk

Count 1

Natural Resources

species 162.

Sabine's Gull

Count 1

Markus Craig

species 163.

Common Goldeneye

Count 1

Natural Resources

species 164.

Nashville Warbler

Count 1

Natural Resources

species 165.

Rock Wren

Count 1

Matthew Zlatunich

species 166.

Red-necked Grebe

Count 1

Natural Resources

species 167.

Cedar Waxwing

Count 1

Natural Resources

species 168.

Long-billed Curlew

Count 1

Matthew Zlatunich

species 169.

Burrowing Owl

Count 1

Natural Resources

species 170.

Lesser Scaup

Count 1

Amrish Bidaye

species 171.

Parasitic Jaeger

Count 1

Natural Resources

species 172.

Hooded Oriole

Count 1

Matthew Zlatunich

species 173.

Ruddy Turnstone

Count 3

Natural Resources

species 174.

Virginia's Warbler

Count 1

San Francisco County Historical Records

species 175.

Western Wood-Pewee

Count 1

Natural Resources

species 176.

Western Tanager

Count 1

Natural Resources

species 177.

Dunlin

Count 2

Natural Resources

species 178.

Semipalmated Plover

Count 2

Jim Buxton

species 179.

Tricolored Blackbird

Count 2

Jim Buxton

species 180.

Black Scoter

Count 1

Natural Resources

Hybrids

Western x Glaucous-winged Gull (hybrid)

Count 2

James White

Herring x Glaucous-winged Gull (hybrid)

Count 3

logan kahle

Additional taxa

cormorant sp.

Count 300

Simon Lloyd

Larus sp.

Count 30

Alex Single

tern sp.

Count 15

Alex Single

gull sp.

Count 100

Kymberlina Crouch

Western/Clark's Grebe

Count 5

Alexander Teodorescu

hummingbird sp.

Count 2

Jose M Martinez

Sharp-shinned/Cooper's Hawk

Count 2

Guillermo Navalon

goose sp.

Count 8

Natural Resources

new world sparrow sp.

Count 4

Ken S

scoter sp.

Count 1

kimberlie moutoux

loon sp.

Count 1

Adrian Strong

new world warbler sp.

Count 2

Adrian Strong

Buteo sp.

Count 1

Josiah MT Clark

passerine sp.

Count 6

Natural Resources

House/Purple Finch

Count 4

Michelle Leversee

duck sp.

Count 2

Caleb Powell

pigeon/dove sp.

Count 2

Caleb Powell

swift sp.

Count 2

Caleb Powell

Parasitic/Long-tailed Jaeger

Count 1

Caleb Powell

jaeger sp.

Count 1

Caleb Powell

Sooty/Short-tailed Shearwater

Count 2

Caleb Powell

shearwater sp.

Count 2

Caleb Powell

hawk sp.

Count 1

Caleb Powell

falcon sp.

Count 1

Caleb Powell

Mitred/Red-masked Parakeet

Count 8

Caleb Powell

Psittacara sp.

Count 1

Caleb Powell

large parakeet sp. (former Aratinga sp.)

Count 1

Caleb Powell

vireo sp.

Count 1

Caleb Powell

crow/raven sp.

Count 2

Caleb Powell

Tree/Violet-green Swallow

Count 1

Caleb Powell

swallow sp.

Count 1

Caleb Powell

new world goldfinch sp.

Count 2

Caleb Powell

blackbird sp.

Count 1

Caleb Powell

wren sp.

Count 1

Natural Resources

Greater/Lesser Scaup

Count 1

Natural Resources

Rufous/Allen's Hummingbird

Count 1

stephen carter

More about this hotspot

Uploaded in last 30 days

Explore recent checklists of birds in this area.
Observer	Date	Species
W. Gareth Rasberry	1 Oct 2023	5
Daniel Froehlich	25 Sep 2023	15
Kyle McCrann	17 Sep 2023	3
Morgan Barnes	15 Sep 2023	4
Natural Resources	15 Sep 2023	4
Morgan Barnes	14 Sep 2023	6
Natural Resources	14 Sep 2023	6
Natural Resources	13 Sep 2023	1
Natural Resources	12 Sep 2023	2
Natural Resources	8 Sep 2023	3

Checklists submitted within the last hour are not shown.

More recent visits

Updated 7 sec ago.

Sort by Species

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Top eBirders sorted by number of observed species
Rank	eBirder	Total
1	Natural Resources	144
2	Matthew Zlatunich	88
3	sonja raub	54
4	kimberlie moutoux	48
5	Robert Blumberg	47
6	Pat Wong	46
7	David Assmann	44
8	Wen Hsu	43
9	Karen Vandergrift	42
10	Karyn Noel	40