Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
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Transcription
R.J. Ratt
1956
Journal
2
March 28 Mohave River, 1450 +/- ft., 5 mi. E+1mi. N Midway, San Bernardino Co.;
we went down to the river at about 8 AM to collect birds. We remained in the vicinity of the
river until about noon when we returned to camp,
ate lunch, and spent the remainder of the day
preparing specimens. The weather was very
warm with a completely clear sky and little
wind. I would estimate the high temperature
in the early afternoon to have been about 90° F.
In collecting we followed the wash down directly
to the river and then followed the river upstream
for about 2 mile, crossed it and explored a
small pond on the opposite side of the valley
and returned back to cross near the point
where we originally reach the river. The river
valley is about 500 yards wide and is lined by
cliffs varying in height from 40 to over 100
feet high. The Cliffs of course are broken where
the washes come in. The valley is very flat and
the actual river bed is very little incised so
that it occasionally spreads out to form marshy
spots or splits into distributaries which return
rejoin giving a braided pattern. At the few
stretches where the river is between banks
worthy of the name it is only about 6 feet
wide. The gradient is low and the velocity of
flow is also, a current barely being
detectable in some stretches. The pond