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Your phone, eBird & California Bird Atlas Project

March 21, 2026

[By Chuck Almdale]

Smart phones are popular. Period.

eBird is popular among birders around the world. Some of these birders read this blog. And it should go without saying that eBirders are willing if not eager to count the birds they see, as nearly every one of the millions of checklists entered into eBird so far include counts of all the birds seen.

Scientists like to see things counted, and often do it themselves when they can’t find others – preferably unpaid volunteers or indentured students – to do it for them.

So when a group of birders got together and decided to do a breeding bird census and atlas of all of California, they immediately saw a solution whose time has now, literally, arrived:

Birders + eBird + very minor training = a really big bird census with quality data.

So…if you carry a smartphone, and you’re a birder, and use eBird (or plan to do so), it’s very easy to do some citizen science and make a major contribution to the California Breeding Bird Atlas project.

Personal Note: Lillian and I censused some blocks for the Los Angeles Breeding Bird Atlas project in 1995-1999. Among our finds was a family of eight Burrowing Owls in the Antelope Valley near Holiday Lake which we regularly checked on for several months. It was a lot of fun and added a completely new dimension to birding beyond the every-tricky exercise of figuring out what bird you’re looking at. I recommend it to everyone.

The video below tells you (rather rapidly) all you need to know to get started.

The initial written instructions from the video:
1. Go to https://ebird.org/AtlasCalifornia
2. Scroll down to where it says “Login to Join Project” and click.
3. If you didn’t already sign into eBird, sign in now.
3a. If you’re new to eBird, go ahead and join.
4. Congratulations. You’ve successfully joined the project.
5. Open the eBird app on your phone. Right above “Start Checklist” it should say “Choose project.” Select that, then select “California Bird Atlas,” then toggle on “Remember Selections.”
6. Push “Continue” and start your list.
7. At the top push “Auto Selected” for your location, wait a few seconds for it to start working, then pinch in to zoom out, and find your block.
There’s more on the film. I suggest you watch it.
The complete “Quick Start Guide” including pictures of a phone screen are here: https://ebird.org/atlascalifornia/about/start

In case the link below to the video fails: try this.
There’s additional info on the atlas website: https://ebird.org/atlascalifornia/home
Such as: Breeding Codes: https://ebird.org/atlascalifornia/about/breeding-codes

Have fun while contributing to a valuable science project.

Camera catches rare predator in Californian forest | BBC Discover

March 21, 2026

[Posted by Chuck Almdale, submitted by Lillian Johnson]

Remote cameras catch rare predator in Californian forest. There are only 500 left on the planet
Once thought extinct, researchers are trying to find out more about this tiny carnivore to aid its conservation.
By Helen Pilcher, 26 Jan 2026

Article includes additional photos, a short film, charts and maps.
Link to article: https://www.discoverwildlife.com/animal-facts/mammals/coastal-marten-california

A welcome update of one of the world’s cutest, rarest and most elusive mammals has been published in Global Ecology and Conservation. Meet the Humboldt Marten. Once presumed extinct, researchers now have a better idea of where it lives, the types of habit it prefers, and the density of animals still living in northern California. 

Malibu Lagoon bird walks: 8:30am adults & 10am kids, Sunday, 22 March, 2026

March 19, 2026

[Posted by Chuck Almdale]

Blooming Giant Coreopsis (Ray Juncosa, 2-27-22)

Pacific Coast Highway: As of this moment, things seem fine. No rain, mostly sunny, low lagoon water level, cool-ish enough to keep the beach uncrowded. 25 MPH speed limit still in effect for much of the way.

Special Attractions: Like dinosaurs? Want to see a dinosaur? Then come. Birds are small dinosaurs, we now know, the last of their kind. Think about that the next time one approaches you, grinning, looking for a free meal.

March – Still more birds than you can shake a stick at:
up to 12 duck species, 3 loons, 4 grebes, 3 cormorants, 5 herons & egrets, 6 raptors, 4 plovers, 11 sandpipers, 11 gulls & terns, 3 doves, 2 hummingbirds, 1 kingfisher and 23 species of passerines. Let’s see…that’s 88 species; well, I did say up to. Lots of birds possible.

Cinnamon Teal and their shoveler-like bill
(Chris Tosdevin 2-27-22)

If you arrive early you may perchance to espy a trewloue of turtuldowẏs.
If you like low tides, see below

Weather prediction as of 8 March:
No weather at all – none, zip, nada
Tide: rising from extreme low: Low: -0.31 ft. @ 6:40am; High: +3.25 ft. @ 12:45pm
Feb 22 trip report link

Adult Walk 8:30 a.m., 4th Sunday of every month. Adults, teens and children you deem mature enough to be with adults. Beginners and experienced, 2-3 hours, meeting at the metal-shaded viewing area between parking lot and channel.  Species range from 35 in June to 60-75 during migrations and winter.  We move slowly and check everything as we move along.  When lagoon outlet is closed we may continue east around the lagoon to Adamson House.  We put out special effort to make our monthly Malibu Lagoon walks attractive to first-time and beginning birdwatchers.  So please, if you are at all worried about coming on a trip and embarrassing yourself because of all the experts, we remember our first trips too.  Someone showed us the birds; now it’s our turn. Bring your birding questions.

Children and Parents Walk, 10:00 a.m., 4th Sunday of every month: One hour session, meeting at the metal-shaded viewing area between parking lot and channel. We start at 10:00 for a shorter walk and to allow time for families to get it together on a sleepy Sunday morning. Our leaders are experienced with kids so please bring them to the beach! We have an ample supply of binoculars that children can use without striking terror into their parents. We want to see families enjoying nature. (If you have a Scout Troop or other group of more than seven people, you must call Jean (213-522-0062) to make sure we have enough binoculars, docents and sand.)

Directions: Malibu Lagoon is at the intersection of Pacific Coast Highway (PCH) and Cross Creek Road, west of Malibu Pier and the bridge, 15 miles west of Santa Monica via PCH. We gather in the metal-shaded area near the parking lot. Look around for people wearing binoculars. Neither Google Maps nor the State Park website supply a street address for the parking lot. The address they DO supply is for Adamson House which is just east of the Malibu Creek bridge, about a 5-minute walk away.

Parking: Parking machine in the lagoon lot: 1 hr $3; 2 hrs $6; 3 hrs $9, all day $12 ($11 seniors); credit cards accepted. Annual passes accepted. You may also park (read the signs carefully) either along PCH west of Cross Creek Road, on Cross Creek Road, or on Civic Center Way north (inland) of the shopping center.  Lagoon parking in shopping center lots is not permitted.

Orange-crowned Warblers are among our early spring visitors (Armando Martinez 3-23-25)

[Written & posted by Chuck Almdale]

Sepulveda Basin Wildlife Reserve in late winter: 14 March 2026

March 18, 2026

[By Chuck Almdale; Photos by Elyse Jankowski]

Snowy Egret, a notorious reed-denizen (Elyse Jankowski 3/14/26)
An old aerial photo showing no as it doesn’t show trees surrounding the pond and creek.

Aerial view of Sepulveda Basin looking northwest from above the Santa Monica Mountains. The wildlife area surrounds the lake with the perfectly circular island in the middle, a bit left (west) of the Santa Monica Fwy (#405). This island has become popular with cormorants ducks, egrets and herons. Until quite recently it had a lot of trees over 30′ tall, but they burned in a fire and most were recently removed.

It’s days like this that make one wonder what they’ve done to the weather. At Woodley Park in Sepulveda Basin at 7:30am it was around 57°F, by noon around 78°. Downtown later hit 93°; average for 14 March is 70°. So yeah, it got hotter than usual. Guess who forgot to put his water bottle in his belt-water-bottle-bag.

Western Bluebird male (Elyse Jankowski 3/14/26)

The grass was wet with dew, as usual. I hoped to find a nice bunch of sparrows feeding, but nearly all were White-crowned, who have been here all winter. Several pairs of Western Bluebirds and California Towhees and a single Lark Sparrow did appear on the lawn.

Lark Sparrow, a singleton (Elyse Jankowski 3/14/26)

In the trees at the south end of the parking lot median strip of grass and trees we found an interesting pair of birds. First was the bird below. It looked a lot more yellow on belly and breast in person than it does as pictured below, and had me quite stumped. I briefly though Empidonax which didn’t look at all right, but I didn’t come up with anything better.

Vermilion Flycatcher female (Elyse Jankowski 3/14/26)

It was, however, hanging out near the tree where I’d seen a male Vermilion Flycatcher about 20 minutes earlier on my brief scouting foray. Soon enough the male appeared and while they weren’t obviously paired up, they didn’t seem adverse to each other’s presence in the same tree. It’s easier to ID the female when you see her next to the male. Same size, same profile, same bill and crown shape. If you look at the belly of the male below, you can see some yellow in the same location as on the female.

Vermilion Flycatcher male (Elyse Jankowski 3/14/26)

I’ve never before seen a female that had no red-pink-orange-rose at all on its belly (in addition to the basic white, of course), only a splash of yellow. My guess is that it was a female still in immature plumage, which does show yellow with no hint of red on its breast-belly-flanks.

Vermilion flycatchers, over the past forty years, have become a lot more common in SoCal. They used to be very difficult to find outside of Morongo Valley Preserve north of Palm Springs, 150 miles east of here. No longer.

We paused beneath a tree and listened to the collective calls and songs of what sounded like an hallucinating chorus of at least a dozen Lesser Goldfinches, but could see none. They sounded like electric wires buzzing in damp air.

Lesser Goldfinch male (Elyse Jankowski 3/14/26)

Another busy songster was the Song Sparrow, tootling away from nearly every tree or bush. Once you familiarize yourself with the basic three-section pattern of their songs, they’re easy to recognize.

Song Sparrow (Elyse Jankowski 3/14/26)

Great-tailed Grackles have definitely become solid residents at the park. We didn’t see them at all in 2015, then there were a pair or two for a few years. Forty years ago they were almost as hard to find in Los Angeles County as the Vermilion Flycatcher. Today they were frequently flying past us overhead, including one group of seven. When they landed it was mostly among foliage, but this female below obligingly perched on a twig. Note the yellow eye. They’re large passerines: the glossy-black male is 3″ longer than the 15″ female and the difference is all in the tail.

Great-tailed Grackle female (Elyse Jankowski 3/14/26)

And there were of course male Red-winged Blackbirds perched all around the pond in trees, bushtops and reed-heads. However, not one of use saw any females.

Red-winged Blackbird male and his epaulets (Elyse Jankowski 3/14/26)

And to finish the Icterid trifecta, here’s a male Brown-headed Cowbird (nee Buffalo-bird) living up to it’s name. [Actually a single twig-top Western Meadowlark towards the sun was a fourth icterid, but no photo could be taken.] The Cowbird’s song is like gurgling water, quite nice and unexpected when you’re lucky enough to hear it clearly.

Brown-headed Cowbird (Elyse Jankowski 3/14/26)

Hummingbirds, Both Anna’s and Rufous, were present. Here the Allen’s iridescent green back is shown, while the scintillating gorget is dark fuzziness.

Allen’s Hummingbird (Elyse Jankowski 3/14/26)

Several pairs of Nuttall’s Woodpecker were seen, in addition to one Downy Woodpecker working the same tree as one of the pair. The pattern of black-and-white of the face, the wide black shoulder on the striped back ID this as a Nuttall’s and not a Ladder-backed (ignoring the fact that no self-respecting Ladder-backed would leave their beloved desert), and the lack of red on the crown ID’s it as a female. They all “spoke not a word but went straight to their work.”

Nuttall’s Woodpecker female (Elyse Jankowski 3/14/26)

Last year we had five species of swallow; for a long while this year we had none at all until a flock of glossy-dark-blue-backed Tree Swallows flew in and crisscrossed the pond for a while, catching flies. On this perched bird you can easily see the dark feathering surrounding the dark eye. On the similar Violet-green swallow, the white on the throat comes up the cheek and over the eye.

Tree Swallow: short bill, big gape (Elyse Jankowski 3/14/26)L

Among the many bird photos photographer Elyse Jankowski sent me was the one below, which I confidently and immediately recognized as a flying insect. And that’s as close as I could narrow it down. Elyse thought it looked like a hoverfly, which I ought to be able to recognize as they are all over the flowers in our front yard, along with the solitary bees, but I can’t. I uploaded the photo to Insect Identifier (one free ID per day) which in 2 seconds claimed Episyrphus balteatus, or Marmalade Hoverfly. Wikipedia said this is “a relatively small hoverfly (9–12 mm) of the Syrphidae family, widespread throughout the Palaearctic region, which covers Europe, North Asia, and North Africa. It is considered the most abundant native hoverfly in Central Europe.” That didn’t sound right for SoCal, but some additional investigation revealed that it’s been introduced locally as a consumer of agricultural and garden pests (Aphids, Caterpillars, Leafhoppers, Planthoppers, Mealy Bugs, Thrips) and they are sold commercially. I don’t know if they come in cans, boxes or plastic bags. Cornell University has a long and interesting page on them. Note the big purple compound eyes. We could use a couple of them in our front yard as aphids keep sucking our milkweed plants dry.

Episyrphus balteatus, or Marmalade hoverfly (Elyse Jankowski 3/14/26)

The “pied” of Pied-billed Grebe is one of those words that the British naturalists and bird-namers scattered around when exploring the world outside Britain. “Parti-colored” (consisting of two or more different colors) would also work, but “pied” seems to be applied primarily to two colors, in this case black-and-white, or more accurately dark-and-light. Other such Britishisms are lark, tit, warbler, coot. Works for me.

Pied-billed Grebe (Elyse Jankowski 3/14/26)

Hooded Merganser, if they are there at all, are usually tucked under the overhanging vegetation on the north side of the peninsula north of the island. I’ve never seen more than two at a time, usually a singleton. This male was relatively in the open on the north edge of the island, easily seen by all except those who wandered onward before we spotted it in the shade.

Hooded Merganser male (Elyse Jankowski 3/14/26)

I love birds, and am well acquainted with the theory of natural selection and the necessity of surviving to reproduce, but am always saddened at seeing a fish go down the gullet. This one reminded me of Dylan Thomas.

Double-crested Cormorant (Elyse Jankowski 3/14/26)

Do not go gentle into that good night.
Rage, rage against the dying of the light.
— 1951 —

And yet another fish-eater, this time a female who seems to be enjoying herself, or at least has something to say.

Belted Kingfisher female (Elyse Jankowski 3/14/26)

And yet one more fish-eater. Ospreys can lift up to 90% of their own weight in fish out of the water, get it adjusted aerodynamically with its talons to the fish’s head is foremost, and fly off with it to a perch. That’s quite a feat. Bald Eagles can lift 1/3-1/2 of their weight at most.

Osprey (Elyse Jankowski 3/14/26)

The wildlife area surrounds the pond which is officially and descriptively named “Wildlife Lake.” We walked from the dark blue pointer south of the archery range down the west side of the lake to the south end, and returned by the same path. There’s also path east of the lake and west of the creek. There are view points of the pond along its west side and the creek has lots of trees and brush, although they’re somewhat reduced by recent fires.

On our return trip we ran across a pair of Bushtits collecting nest-building material. They paused their building activities as we were too close for their comfort, but they were apparently stashing it in the branch-crotch of a very slim tree, about five feet from what looked like the beginnings of their typical pendulous nest. Previous nests I have seen were always stashed within foliage and very hard to see. This one was right out in the open, hanging from the side of a dead, leafless, nearly branch-less tree trunk. Perhaps it was a practice nest. At any rate, it was interesting to note that they were piling up their building materials on-site, just like humans do (or at least those of us with enough foresight to not have to run to the hardware store every half-hour).

Sepulveda Basin Field Trips
English Name3/14/263/15/253/9/243/11/233/10/182/11/172/13/16
Canada Goose203530EXXX
Egyptian Goose  2AXXX
Muscovy Duck  X
American Wigeon91      
Mallard252025BXXX
Hooded Merganser1 AXX
Pied-billed Grebe6124BXXX
Feral Pigeon138 D X 
Eurasian Collared-Dove   1   
Mourning Dove41525CXXX
White-throated Swift  X
Anna’s Hummingbird668AXXX
Rufous Hummingbird  X
Allen’s Hummingbird31012BXXX
American Coot8310DXXX
Killdeer     X 
Gull sp.  10    
Western Gull      X
California Gull1      
Double-crested Cormorant153015DXXX
Neotropic Cormorant1421   
American White Pelican1 20CXX 
Snowy Egret121A XX
Black-crowned Night-Heron146BXXX
Green Heron123AXXX
Great Egret315BXXX
Great Blue Heron221AXXX
White-faced Ibis 1     
Turkey Vulture2104CXXX
Osprey112AXXX
Cooper’s Hawk 1AXX
Red-shouldered Hawk 1A
Red-tailed Hawk532AXX
Great Horned Owl  1   X
Belted Kingfisher1 11XXX
Acorn Woodpecker H3A   
Red-breasted Sapsucker      X
Downy Woodpecker1 2 XX 
Nuttall’s Woodpecker42 AXXX
Northern Flicker   A XX
American Kestrel 22    
Merlin   1   
Yellow-chevroned Parakeet H   XX
Ash-throated Flycatcher      X
Cassin’s Kingbird 4 AX X
Western Kingbird 1     
Gray Flycatcher 2     
Black Phoebe348AXXX
Vermilion Flycatcher2      
Western Scrub-Jay  2  XX
American Crow8104 XX 
Common Raven   B   
Tree Swallow202015DX  
Violet-green Swallow 3 AX  
N. Rough-winged Swallow 5 CXX 
Barn Swallow 13    
Cliff Swallow 6 B   
Bushtit328CXX 
Wrentit 1     
Ruby-crowned Kinglet 4 A XX
White-breasted Nuthatch 11A  
Blue-gray Gnatcatcher 1  XX
Bewick’s Wren 42  XX
Northern House Wren    X 
California Thrasher      X
Northern Mockingbird211A XX
European Starling30258C XX
Western Bluebird889BXXX
Mountain Bluebird   D   
Hermit Thrush      X
American Robin   A   
American Pipit 1     
House Finch303520DXXX
Lesser Goldfinch12203DXXX
Lawrence’s Goldfinch 12 D   
American Goldfinch      X
Lark Sparrow 1   X X
Chipping Sparrow 104B XX
Dark-eyed Junco 2   X 
White-crowned Sparrow152510DXXX
Savannah Sparrow 4   XX
Song Sparrow181016CXXX
California Towhee843BXXX
Spotted Towhee133XXX
Western Meadowlark16 A   
Bullock’s Oriole 1     
Red-winged Blackbird15203DXXX
Brown-headed Cowbird73010    
Great-tailed Grackle1522CXX 
Orange-crowned Warbler 2  XX 
Common YellowthroatH68BXXX
Yellow-rumped Warbler152080DXXX
Total Species – 92 + 1 taxa46634856445151
Abundance code X: present,
A: 1-5, B: 6-10, C: 11-20,
D: 20-50, E: over 50
H – Heard only   
1, 15, etc. – Number seen   

Super photos of Ants | NY Times

March 18, 2026

[Posted by Chuck Almdale, submitted by Elizabeth Galton]

Lead Paragraphs

Ants are a lot of things. They’re nearly everywhere you look. They’re abundant — at least 20 quadrillion at last estimate. Some wreak havoc. Some are just weird. And many are crucial to the health of their environments.

“They have interesting social structures and complex societies,” added Evan Economo, a biodiversity scientist at the University of Maryland.

And now, in a study published on Thursday in the journal Nature Methods, ants are the stars of a stunning parade of high-resolution 3-D images made by Dr. Economo and his colleagues. The scans reveal the insects’ diverse bodies, inside and out, in exquisite anatomical detail. The entomological catwalk is also available for free at antscan.info.