This appears to have been another good breeding season for BRPEs. Yesterday Bolinas Lagoon was filled with >2000 birds, the majority of which were fresh juveniles. Hopefully the starvation in SoCal re

Had a male Allen's Hummingbird zing by going N mid-morning. I think this is the earliest I've had one in the Bay Area by at least a few days. They seem to be getting earlier every year- it used to be

I asked Mark Dettling of Point Blue for an update on this project and it is pasted in below. I too have been seeing these banded birds regularly at the east end of the Concrete Bridge - all adults thi

Greetings, I'm unsure how interested SF birders are in Scaly-breasted Munias but by all accounts the ones that have been observed in SF over the past 2-3 years are part of a dispersing and potentially

Yes, it's nearing completion of the second prebasic molt (p8 growing, p9-p10 juvenile) which puts it at 15-18 months of age. The bill color changes that Al mentions are good for telling these from oth

Got a report from Kirsten Lindquist of the Greater Farallon Association of some Cook's Petrels and other interesting tubenoses seen during the ACCESS cruise over the past three days: July 24 - Hawaiia

I had a brief look at a distant frigatebird sp. flying south off Slide Ranch at 10:37 this morning. I wasn't sure enough to report until I was able to confirm it on my laptop this evening (no receptio

Hi Joel - There's a small colony on the buildings to the north of the Thompson Reach mouth, just the other side of the bridge (Doyle Drive) from Quartermaster Reach. https://ebird.org/checklist/S87559

Hi all - I've been asked by several of you about the subspecies/age/sex of the wagtail present yesterday in Quartermaster Reach. I had designated it an adult female lugens ("Black-backed Wagtail," a s

This morning at 0822 near small clearing NE of (below) Stow Lake. More details and bad photo: https://ebird.org/checklist/S83251573 Cheers, Peter

Hi Brian - I would guess (tentatively) either thresher shark or white shark based on your description of size and behavior. No other sharks around here typically jump out of the water and many are not

https://ebird.org/checklist/S80372380 Seems too early for a migrant so perhaps wintered somewhere in the heights cheers, Peter

I first observed it in March 2020 https://ebird.org/checklist/S66295358 as well as this past fall. P

Hi Brian and all- I’ve referred to this individual as a ‘Short-billed Long-billed Curlew’ It has been on Funston Beach since August or so. I posted some photos to eBird which I can link up later. It c

California Bird Records Committee has been wrestling with this interesting question. Lately it has regarded Blue-winged Warblers in the state, few of which seem absolutely "pure," especially if phenot

Hi all - Follow-up message below to Scott Bowers on location of his dark-backed gull. I thought in a quick look that it could be a third or fourth cycle Lesser Black-backed as they can have a bill pat

Hi Adam and all - Yes, the BV park YBSA is an HY male. The other YBSA at Inspiration Point is an adult male, I think ASY but would need to see wing feathers better to eliminate SY. Cheers, Peter

Dog walker... flew N toward ~Judah

With SNPLs ~Moraga

Hi all - There has been a WTSP wintering with other crowns along "Mount Lane" staircase below Rocky Outcrop; map and photos here: https://ebird.org/checklist/S77160754 I heard it this morning, a riche