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Bird Observations

Date Range:
Apr, 1900-2024

San Francisco Bay Trail--S 51st St.

Updated ~2 day(s) ago.

125 species (+13 other taxa) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
 
 
 
 
 
 
 
 
 
teal sp.
 
 
 
 
Greater/Lesser Scaup
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
 
 
 
 
 
 
 
 
 
 
 
Western/Clark's Grebe
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
 
 
 
 
Rufous/Allen's Hummingbird
 
hummingbird sp.
 
 
 
 
 
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
 
 
 
 
 
Short-billed/Long-billed Dowitcher
 
 
 
 
 
Lesser/Greater Yellowlegs
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
 
peep sp.
 
 
 
 
 
 
 
Western x Glaucous-winged Gull (hybrid)
 
gull sp.
 
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
swallow sp.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
 
 
 
 
 
 
new world sparrow sp.
 
 
 
 
 
 
blackbird sp.
 
 
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
 
 
 

KEY:| = insufficient data | = rare to widespread

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