E.L. Kaddum 1954 Buffo canorus (12) may 25 Peregoy mdw., 7300 ft., Yosemite Natl. Park, Marjama Co., Calif. Placed water thermograph in tub and left in meyer meadow 75 yards N of the road. Calibrated thermograph (Western Tag model) using my guide recording thermometer. Present temp. 1" below surface in very slowly moving 12" wide, 1 1/2" deep rivulet 26.1° C. at 4:25 P.M. (D.S.) Describe site later. The air thermograph on S side of road is once again functioning. Watch fluctuating at 4:40 P.M. since I shifted point, weather station now in cool, almost deep shade. may 26 Kaiser Peale Meadow, 8000 ft., 2 1/2 mi. NW of Kaiser Pass Summit, Fresno Co., Calif. Daylight crossing 4:45 P.M. from various shallow pools spread over the meadow. This meadow is large, about 1/4 mile long and slightly less wide. Clumps of Salix to 14' height are scattered over it, while the surrounding stands of timber are lodgepole to about 80 feet in height. The swollen stream menders through the length of the meadow which is SW-NE. The gentle gradient is to the NW SE. All the snow is melted except for patches at the meadow edges. Shallow standing water from large (1 to 50' diameter) pools at different points. Kodachrome slide # 1 (F.35 at 1/20th) will show one large pool. Picture taken facing SW with Kaiser Peaks in background. Water temp. in pool 50' across, max depth 6" in middle, was 14° C. at 6:02 P.M.