Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
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Transcription
M.C. Russell
Berkeley, Alameda Co., Calif.
Feb 10 1965
In afternoon drove to area 2 & 3 mi. W of
Tosales to look over the mole situation.
In December 1964 there was 21 days of
very heavy rains - flooding Humboldt
& Mendocino Co badly. I would
judge that a good number of the moles
drowned during this time. There are
not more than 1/2 as many mounds
in the whole country as in previous
years. Area where there used to be
dozen's of mounds now have none.
There are 3 areas that appear to
illustrate what has happened. Area
1 was is a pasture bordered by a
row of Cypress trees and kept
moist throughout the summer by
seepage from springs. For years I
could always count on fresh mole
workings even during the dry
summer months. Now there are
no workings. 2nd area is on
Mr. Swan's ranch and is flat
pasture on top of the hills.
Drainage would be slow with
very heavy rains. Used to have
dozen's of mounds, now practically
none.