Date   
Contra Costa county 6/13 By Logan Kahle · #9744 ·
Contra Costa county 6/2/2016 Pigeon Guillemots et. al By Logan Kahle · #9720 ·
Eastern Contra Costa county, 5/28 PURPLE MARTIN et. al By Logan Kahle · #9709 ·
STILT SANDPIPER at Bethel Island fide Albert Linkowski By Logan Kahle · #9283 ·
Eastern Contra Costa county 1/9/2015 By Logan Kahle · #9258 ·
Contra Costa county 1/4/2015 By Logan Kahle · #9239 ·
East Contra Costa county 12/23/2015 apparent WESTERN SCREECH-OWL, Redhead By Logan Kahle · #9182 ·
Oakland CBC--Arrowhead Marsh/San Leandro Bay area By Logan Kahle · #9168 ·
Holland Tract CBC--apparent BROWN-CRESTED FLYCATCHER (!), WHITE-WINGED DOVES By Logan Kahle · #9155 ·
Contra Costa count 12/15 By Logan Kahle · #9151 ·
RUFF refound at West county WTP By Logan Kahle · #9145 ·
Eastern Contra Costa 12/13 By Logan Kahle · #9139 ·
Contra Costa county 7/27 By Logan Kahle · #8631 ·
Contra Costa county 7/11 By Logan Kahle · #8609 ·
Greater Scaup By Logan Kahle · #8450 ·
Contra Costa county big day 4/19--BLACK-CHINNED SPARROW, Brandt's Cormorant, etc 178 species By Logan Kahle · #8388 ·
Contra Costa Big Day scouting 4/17-4/18 By Logan Kahle · #8387 ·
Contra Costa county 4/10/15-4/11/15 By Logan Kahle · #8348 ·
West Contra Costa 4/3/15 returning MacGillivray's, Black-headed Grosbeak etc By Logan Kahle · #8312 ·
Contra Costa county 3/28 By Logan Kahle · #8305 ·
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