Longhurst 1934 Itinerary Oct.6 Huichica Cr., 200 ft., Napa Co., Calif. Yesterday afternoon I drove from Berkeley to Huichica Cr. In the evening I set out 45 mouse traps along the Cr., and about some clumps of Carex sp? growing about a small spring in a grassy field. The catch was: Microtus californicus 1? Peromyscus maniculatus 2 of 2? The Microtus was caught by the spring among Carex, and the Peromyscus were caught along the Cr. At this point the banks of the Cr. are lined with a high growth of alder, live-oak, and bay. Two #1 steel traps were also set along the Cr baited with weed seed. One Lepus californicus ? was collected in the orchard the night of the 6th Oct.7 Huichica Cr. On the afternoon of the 6th I set mouse and 4, #2 steel traps out 65 traps on a small knoll located in the salt marshes at E. side Napa R., 1/2 mi. S Cuttings Wharf, Napa Co., Calif. This knoll is located on a peninsula between Steamboat and Fagon sloughs. The knoll is about 30yd. from the E. bank of the Napa R. It is surrounded by salt marsh which is flooded by the highest tides and is.