Pitecka 1943 26a June 19 Hayfork / Sully, 3200-6262 ft., Trinity Co., Calif. 1000- 4500- 4500 5000- 5000 5000- 5500 5500 5500- 6000 6262 Hermit Thrush 4 3 3 2 Empidonax (wrighti plus hammondi). 1 4 5 3 6. Lutescent Warbler 4 Wren-tit 2 Pine Siskin 1 1 Rock Wren 1 Turkey Vulture 1 Chipping Sparrow 1 June 20 DmiE Hayfork, 2400 ft., Trinity Co., Calif. Hunted this morning in Duncan Gulch, which is a branch of the Hayfork Creek drainage running to the north, just east of our camp. Duncan Gulch parallels Big Creek and runs through Big Creek Ranch. The lower 300 or 400 yards of Duncan Gulch, just north of the Hayfork highway is enclosed and may be Forest Service land. Here the flat of the gulch is clearly covered with mat of more or less dry grass. Several patches of Cornus, Rosa, and Salix thickets are scattered in the moister bowls of this flat, and along the stream there are willow and poplar thickets. The slopes to either side are covered with