Karlstrom 1954 Buffo boras (46) July 7 Dental meadow, 4000 ft., Yosemite Valley, Marjorie Co., Calif. Night check June 11:00 P.M. night clean and cool. One ? found along edge of cuskled footpath 80 yards S of road. Active adult which moved right into wet tall grass at edge of path. It moved to dunge mud edge of pool and remained secreted among grass clumps. Disgusted total LF 1, . 11:10 P.M. (D.S.) Air temp. 11.4° C. 1" above ground. No toads or seen seen in pools (except for Hylla). July 8 Same locality. Weather check 4:15 P.M. Air max-min 88-45° F, Great temp. 83° F. Soil surface max-min, 78-48° F. Great 76° F. About 16" of stone above water surface. The float was resting on clumped grass at one end. I moved stone and float to deeper water. Hylla toads only in pools observed. Did check medium for water temp. Did not run since last check mode (Wed. before last) though it had been wound up. I replaced clock anyway. The water level all over the meadow is down at least a few inches. However, running water still flows westward under footpath. Grasses are up to 4' in wet low places but average near 40". Breezewood to 28" and blooming. Much thistle development. Last Wednesday I noted crew from Foresty Division spraying thistles with 2-4-D weed killer. Their activities probably have