Monday, September 3, 2012

Bird Soup - Presa Centenario

Plenty going on at the Presa this evening as I cycled on rough tracks down to its south-east corner.  It was immediately obvious that the Ducks have started to return for the winter.  A huge flock of approximately 3000 Northern Shovelers fed away in the shallows, interspersed with 30+ Pintail, 20+ Green-winged Teal, a few Blue-winged Teal and numerous Mexican Ducks.  They made a pretty impressive site, particularly when put up by predators.

Count the ducks?

Soon enough the guilty party showed itself - an absolutely huge female Peregrine trying to snatch one of the  thousands of Wilson's Phalaropes...


Dinner Time

There was plenty of good stuff going on on the shore as well.  Baird's Sandpipers, Spotted Sandpipers, Least Sandpipers, Killdeers and Wilson's Phals have been regular since I arrived, but this evening they were joined by a supporting cast including 49 Black-necked Stilts, 4 American Avocets, 1 Western Sandpiper (not common here), 1 Pectoral Sandpiper (my first record here), Lesser Yellowlegs, and masses of Greater Yellowlegs.

Baird's Sandpiper

Western Sandpiper


Wilson's Phalarope

The spectacular birding ended with a groups of White-faced Ibis and Cattle Egrets flying off to roost against a beautiful sunset.

White-faced Ibis at sunset.

Full species list:
Peregrine, Turkey Vulture,
Mexican Duck, Pintail, Shoveler, Blue-winged Teal, Green-winged Teal,
American Coot, White-faced Ibis, Cattle Egret,
Spotted, Baird's, Least, Pectoral, Western Sandpipers
Killdeer, American Avocet, Black-necked Stilt, Lesser Legs, Greater Legs, Wilson's Phalarope
Barn Swallow,
Verm Flycatcher, Cas Kingbird,
Curve-billed Thrasher, Cactus Wren
Lark, Chipping and House Sparrows,
Inca, Common Ground and Mourning Doves,
Violet-crowned Hummingbird,
Great-tailed Grackle, Abeille's Oriole, Northern Cardinal,
House Finch, Lesser Goldfinch.



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