376 
Part III. — Ninth Annual Eeport 
TABLE IV. — Temperature op Water — North Cars Light Vessel. 
Monthly Means. 
Observations, 9 a.m. 
Observations, 3 p.m. 
Month. 
Air. 
Surface. 
12 fms. 
Bottom. 
Air. 
Surface. 
12 fms. 
Bottom. 
1889. 
December 
6-9 
6-9 
7-3 
7-6 
6-4 
6-9 
7-6 
7-6 
1890. 
January 
6-6 
6-6 
6-4 
6-4 
6-9 
6-6 
6-4 
6-7 
February 
6 1 
5-6 
6-7 
6-0 
6-3 
6-7 
5-9 
6 0 
March 
6 "3 
6 "6 
5 '3 
5'2 
6 '5 
5'6 
5 "4 
6 '3 
April 
8-7 
6-5 
6-4 
6-3 
9-1 
6-7 
6-5 
6-4 
May 
8-4 
8-8 
8-3 
7-5 
10-5 
9-0 
8-4 
7-7 
f June 
14-0 
10-5 
10-2 
9-4 
14-9 
10-6 
10-4 
9-4 
July 
14-9 
11-8 
11-2 
10-4 
15-4 
12-5 
12-0 
11-3 
August 
15-0 
12-0 
12-9 
12-0 
15-6 
12-3 
13-2 
12 1 
September 
14-4 
12-8 
13-0 
12-4 
16-0 
13-2 
13-6 
12-8 
October 
11-6 
11-4 
11-5 
11-6 
12-4 
11-5 
11-5 
11-6 
November 
7 1 
9-2 
8-9 
9-4 
7-7 
9-2 
9-0 
9-5 
December 
4-9 
7-6 
7-6 
7-8 
61 
7-5 
7-5 
7-7 
1891. 
Januaiy 
2-8 
6-4 
6-1 
5-4 
4-7 
5-5 
5-3 
6-5 
February 
5-7 
6-3 
6-3 
5-6 
7 "5 
6-5 
5-6 
5-6 
March 
4-0 
4-9 
4-2 
4-7 
6 0 
5 1 
4-6 
4-7 
