Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
KDixon
1949
Journal
Mar. 26 Wildcat Canyon, Contra Costa Co., Calif.
New growth of cat tails less than 18" above water level. Evidence of increased clearing activity along creek (willow & landel being removed) and Baccharis being cut off in field NE of lake.
Apr. 2 Strawberry Canyon, Univ Calif Campus Alameda Co., Calif.
In canyon 8:15 - 12:4# with zool 113 class - 12 people.
Clear calm with clouds passing over and downstream breeze 9-10 AM; clear thereafter although cool throughout morning. Proceeded up Canyon Rd to Boreky lab by 9:30; spent 10:15 - 11:00 in area upstream from Botanic Garden (NE of) - returned via main road. (Bush-tit confusion chowhead once)
Plain Titmouse - see spec. acct; in song throughout morning
Downy Woodpecker - see spec. acct.
Western Flycatcher - call notes heard
Warbling Vireo 2 or 3 individuals singing.
Pileolated Warbler - song heard several places
Orange-crowned Warbler " "
Ruby-crowned Kinglet - one song; several birds (males largely gone to breeding grounds?)
Bewick Wren - one song
Steller Jay - "Red-tail scream" note
En route Berkeley, Alameda Co., Calif to Coral Hollow San Joaquin Co., Calif. left Berkeley at 1:30 PM accompanied by Robert L. Redd - drove via Walnut Creek, Dublin, Livermore and then SE on Tesla Rd. - clear with increasing cloudiness.