Rustones 1942 Herons on West Side of Sacramento River, W of Sacramento, Yolo Co., Calif. May 24, 1942 1PM to 4:PM. with John Endler, Francis Evans, Mrs Kelley, Mrs Austin, Kit Johnson et al. The colony is in a grove of trees about 1/4 mile square. I saw 30+ Great Blue Herons, 50+ American Egrets, 10+ Snowy Egrets, and 75+ Black-crowned Night Herons. Most of the birds had about half-grown young in the nests. Also present were a pair of Kites, T. Vulture, Cal. Mail, 2, F-lchers 2, Pervee 2, Tree Swallow Sul, Crow 20, Cal Jay 3, Plain Titmouse 1, Bewick's Wren 2, Redwing Sul, Black-headed Grosbeak 1, Simnett Sul, Spotted Towhee 2. Along the causeway between Davis & Sacramento were Forster's Tern 2, Coot 2, Burrowing Owl 1, Stilt 1. The flats were covered with a dep yellow composite and a blue flower related to the Lobelias.