W. Reimer 1951 Journal 28 Apr. Calif.: Contra Costa Co. Visited both Triturus study areas. At Lafayette 0930-1100 hrs. At Pinchurst 1115-1130 hrs. Heavy rain during previous night. Soil wet. Stream swollen. This is first rain since early in year (about 3 months). 5 May Visited both Triturus study areas. At Lafayette 0945-1045 hrs. At Pinchurst 1115-1200. Light rains during past weeks. Soil wet, 6 May Calif.: Marin Co. Briefly examined dam face and vicinity at both Phoenix Lake near Ross and Alpine Lake. Water of both reservoirs murky and impossible to see to depth of more than 6 inches. No Triturus. Both reservoirs easily accessible and both with roads parallelling shore. Dam at Phoenix Lake of rock and therefore unsuitable for capturing Triturus. Alpine Lake Dam vertical. Shore line very steep near dam. 19 May Calif.: Contra Costa Co. Visited both Triturus study areas today. At Lafayette 0900-1030 hrs. At Pinchurst 1100-1130 hrs. 20 May Calif.: Sonoma and Mendocino cos. Zweifel, Rosenthal and I collected at 4 localities in these two counties during a one day trip. Objectives: to see areas