Remsen, J.V. 1976 Journal Sep.24 Rubidoux Nature Center, Riverside Co. Calif. Area: Louis Rubidoux Nature Center in Santa Ana River Regional Park - clumps of willow-cottonwood riparian and weedy fields. A number of tall cottonwoods are present, but do not form solid clumps - most of the woodland is willow of lower stature. There are trails through most of these clumps, making it easy to find birds. Time: 0730-0945 Sky: overcast, hazy sunshine Wind: 0 Temp: 76 Species: Mallard 10 Blue-gray Gnatcatcher 1 Cooper's Hawk 1 Com. Starling 20 Red-shouldered Hawk 1 Orange-crowned Warbler 15 Am. Nuthatch 1 Yellow Warbler 3 Ring-necked Pheasant 4 Black-throated Gray Warbler 1 Killdeer 2 MacGillivray's Warbler 2 Spotted Sandpiper 1 Com. Yellowthroat 3 Greater Yellowlegs 1 Brewer's Blackbird 5 Caspian Tern 3 (F.O.), Black-headed Grosbeak 1 Mourning Dove 2 Lazuli Bunting 1 Swift (sp) 5 House Finch 5 Black-chinned Hummingbird 1 Am. Goldfinch 10 Anna's Hummingbird 3 Lesser Goldfinch 5 Rufous Hummingbird 2 Lawrence's Goldfinch 1 Red-shafted Flicker 4 Green-tailed Towhee 1 Downy Woodpecker 2 Rufous-sided Towhee 5 Nutall's Woodpecker 2 Brown Towhee 12 Western Flycatcher 2 Savannah Sparrow 5 Barn Swallow 4 Chipping Sparrow 2 Scrub Jay 2 Lincoln's Sparrow 3 Com. Crow 75 Song Sparrow 15 Bushtit 60 House Wren 10 Bewick's Wren 15 Sep.25 Tijuana River Valley, San Diego Co. Calif. Area: Myers Ranch, Wendover Ranch, Monument Rd., Border Field, 19th St. Ditch, Otay Mesa Time: 0715-0830, 1630-1815 Temp: 70 Wind: 0-2N Sky: overcast, drizzle Observers: Guy McCaskey, Linda Hale, Robert and Elizabeth Copper; Jon Dunn; Phil Unit (PM) Species: Eared Grebe 1 Willet 3 Green Heron 1 Greater Yellowlegs 1 Black-crowned Night Heron 1 Pectoral Sandpiper 1 N. Pintail 1 Dunlin 1 Turkey Vulture 5 Short-billed Dowitcher 20 White-tailed Kite 5 Western Sandpiper 15 Red-tailed Hawk 3 Marbled Godwit 2 Ferruginous Hawk 1 Black-necked Stilt 2 Northern Harrier 4 Northern Phalarope 10 Osprey 1 Ring-billed Gull 25 Am. Nuthatch 5 Caspian Tern 1 Calif. Quail 2 Rock Dove 10 Sora 3 White-winged Dove 1 Am. Coot 2 Mourning Dove 75 Killdeer 15 Common Night-Hawk 1 Black-bellied Plover 1 Vaux's Swift 40 Solitary Sandpiper 1 Black-chinned Hummingbird 3