◆ The long tail
Rare & notable
The seldom-heard visitors — flagged the moment they're unusual for this site. First ever Broad-winged Hawk
Buteo platypterus
Aug 12 1×
First ever Yellow-billed Cuckoo
Coccyzus americanus
Aug 12 1×
First ever Ridgway's Rail
Rallus obsoletus
Aug 11 1×
First ever Tree Swallow
Tachycineta bicolor
Aug 11 1×
First ever Northern Fulmar
Fulmarus glacialis
Aug 10 1×
First ever White-throated Swift
Aeronautes saxatalis
Aug 8 1×
Heard once Greater Yellowlegs
Tringa melanoleuca
Jul 20 1×
Heard once Red Crossbill
Loxia curvirostra
Jul 19 1×
Heard once Cassin's Vireo
Vireo cassinii
Jul 18 1×
Heard once Bank Swallow
Riparia riparia
Jul 18 1×
Heard once Allen's Hummingbird
Selasphorus sasin
Jul 16 1×
Heard once Western Cattle-Egret
Bubulcus ibis
Jul 15 1×
Heard once Gambel's Quail
Callipepla gambelii
Jul 7 1×
Heard once Downy Woodpecker
Dryobates pubescens
Jul 2 1×
Heard once Great Blue Heron
Ardea herodias
Jul 2 1×
Heard once Canada Goose
Branta canadensis
Jul 2 1×
Heard once Lesser Goldfinch
Spinus psaltria
Jul 2 1×
Heard once Black-throated Gray Warbler
Setophaga nigrescens
Jul 1 1×
Heard once White-winged Dove
Zenaida asiatica
Jul 1 1×
Heard once Loggerhead Shrike
Lanius ludovicianus
Jul 1 1×
New this week Dusky Flycatcher
Empidonax oberholseri
Aug 11 2×
Not heard lately Cliff Swallow
Petrochelidon pyrrhonota
Jul 18 2×
Not heard lately California Scrub-Jay
Aphelocoma californica
Jul 18 2×
Rarely heard Yellow-headed Blackbird
Xanthocephalus xanthocephalus
Aug 2 3×
Rarely heard Sharp-shinned Hawk
Accipiter striatus
Aug 1 3×
Rarely heard Steller's Jay
Cyanocitta stelleri
Jul 27 3×
Rarely heard Least Bittern
Ixobrychus exilis
Jul 22 3×
Not heard lately Common Ground Dove
Columbina passerina
Jul 21 3×
Rarely heard Black-crowned Night Heron
Nycticorax nycticorax
Aug 12 5×
Rarely heard Lesser Nighthawk
Chordeiles acutipennis
Jul 22 5×
Heard · last 30 days
sized by frequency · rare flagged · click a tile Bird Mammal Amphibian Insect ▮ amber = rare / notable
Daily activity
last 30 days · detections per day 2026-07-13peak 206/day2026-08-12
Arrivals & departures
first → last heard · sorted by arrival Black-throated Gray Warbler
Black-crowned Night Heron
Northern Rough-winged Swallow
Season pulse
richness · new · quiet +7
New this week
Broad-winged Hawk · Yellow-billed Cuckoo · Ridgway's Rail
0
Gone quiet
all regulars still active
3,093
Top species · detections
Mourning Dove — the baseline chorus