Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
29 NOV ROUTE 5
Proceeded to milepost 26.5. A bajada and 2 washes
leading back to canyons. Dominated by Larrea, but
containing also Hymenoclea, Atriplex, Opuntia
acanthocarpa and basilaris, Ambrosia dumosa
and confertifolia; set 100 traps in two lines
one line of 40 shermanns up the N most wash
very rocky into a narrow alluvial canyon,
many holes in boulders. One line of 60, 3-traps
per station, 20 stations, 2 shermanns and a
museum special at each. (All stations 20m apart,
straight lines. Bait: oats coated with peanut
butter and bacon fat.) Line of 60 goes up bajada.
Elevation 1700ft, soil sandy-gravelly-stoney.
Then proceeded to milepost 30.1. This is
a bajada with small washes dissecting it.
gravelly, and desert pavement, some
stony patches, some sand in the washes.
(wyvenolytra+confertifolia)
Vegetation: Larrea - Atriplex, Ambrosia dumosa
Eriogonum inflatum, Opuntia echinoacarpa+basilaris
set 50 traps, alternating 2 and 3 trap stations
20 meters apart for 20 stations. Two shermanns
at each station, a museum special added at
alternate stations. Same bait as before. Line
goes E across bajada, crossing small washes.
Also present: echinoacactus, Hymenoclea.
End this page