Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
J.G. Hall
1953
131
Aug 13 Sagehen Creek, 3 mi. NW Hobart Mills, Nevada Co., Calif.
I estimated visually the % use of the seasonal growth of every twig under the line. This means every twig bearing seasonal shoots - I omitted the shoots themselves if they were all that fell under the tape. This may have to be modified. Table of Results:
sta
0
25
50
75/100
Dead
Total Twigs
1
23
1
70
94
2
8
4
1
3
51
67
3
18
3
6
10
5
38
80
Totals
49
3
10
11
9
159
241
%
20
1.2
4.2
4.6
3.7
66
Reset traps at same places and left at 5.
Thunder, lightning & some showers during the afternoon. Returned at 7 and watched for beaver till 8:15. It rained a good deal & beaver weren't v. active however I saw one adult & a scar on tail +
Aug 14 a bit. Checked traps at 6:45 & got one in the lower trap where I caught the last one. This was the same beaver'd seen last night swimming in the middle pool because he had the scar on his tail. Punched his web - "C" and painted his shoulders same as the other one but tail this way:
(C)