of the Fishery Board for Scotland, 
377 
TABLE V. — Temperature Observations. 
1. OxcAR Lighthouse. 
2. BsLL Rock Light- 
house. 
Ten-day Period. 
Period. 
Air, 
Surface, 
Surface, 
Air, 
Surface, 
Surface, 
9 A.M. 
9 A.M. 
3 P.M. 
9 A.M. 
9 A.M. 
3 P.M. 
1889. 
Nov. 1-10 
9 6 
10*2 
,, 11-20 
9*7 
9*8 
... 
,, 21-30 
8*8 
9*3 
Dec. 1-10 
8*1 
8*5 
1889. 
11-20 
7 6 
Dec. 21-31 
8*6 
6 '6 
6*4 
„ 21-31 
6*9 
1890. 
1890. 
Jan. I-IO 
7 '2 
6"5 
6*8 
Jan. 1-10 
6*8 
11-20 
7 '8 
6*4 
7 0 
,, 11-20 
6*7 
„ 21-31 
4 "4 
6 '6 
6*3 
11 21-31 
... 
61 
Feb. 1-10 
4*2 
5*7 
6*4 
Feb. 1-10 
5*8 
. , 11-20 
3 "6 
4 "8 
4*9 
,, 11-20 
,, 21-28 
4 "5 
4*6 
4*8 
21-28 
5*7 
Mar, 1-10 
6 "9 
4 "7 
5*0 
Mai*. 1-10 
5*1 
„ 11-20 
8 '3 
6"0 
6 2 
,, 11-20 
5*3 
5*5 
,, 21-31 
7*9 
6 "3 
6*6 
21-31 
Apr. 1-10 
5*6 
5*7 
Apr. 1-10 
8*4 
7*1 
7*0 
6*3 
6*4 
,, 11-20 
6 "8 
6 7 
6*8 
„ 11-20 
,, 21-30 
10 '6 
7*5 
7*6 
,, 21-30 
May 1-10 
10 "0 
8*7 
8*8 
May 1-10 
» 11-20 
12 "1 
9*8 
9*7 
,, 11-20 
,, 21-31 
12*8 
11*0 
10*9 
„ 21-31 
8*7 
8*9 
June 1-10 
13 "9 
10*7 
10*9 
June 1-10 
9*5 
9*4 
,, 11-20 
13 '6 
11*1 
11*0 
,, 11-20 
101 
101 
„ 21-30 
14 "7 
11*3 
12*0 
21-30 
July 1-10 
102 
11*4 
July 1-10 
13'1 
10*9 
11*8 
11*0 
11*1 
,, 11-20, 
15 '6 
11*0 
11 "4 
11-20 
11*7 
11-8 
21-31 
15-7 
10*4 
11 1 
,, 21-31 
Aug. 1-10 
12*1 
121 
Aug. 1-10 
16-4 
11-2 
11*4 
12*6 
12*4 
,, 11-20 
15-0 
10-2 
10-7 
,, 11-20 
12-9 
12*7 
„ 21-31 
13-3 
9*4 
10*0 
,, 21-31 
12*6 
12*9 
Sept. 1-10 
161 
10*5 
11-2 
Sept. 1-10 
13*1 
13*4 
„ 11-20 
„ 11-20 
131 
13 1 
„ 21-30 
„ 21-3) 
12*9 
12-9 
Ocr. 1-10 
li-7 
8*6 
9*5 
Oct. 1-10 
12-4 
„ 11-20 
10-9 
8*5 
8-7 
„ 11-20 
11-3 
li'e 
„ 21-31 
7-5 
7*7 
8*5 
„ 21-31 
11-0 
11-3 
Nov. 1-10 
6-5 
7*1 
7*2 
Nov. 1-10 
10 1 
„ 11-20 
6-4 
6*8 
7*6 
„ 11-20 
9*4 
"9-4 
„ 21-30 
6-0 
7-3 
8-0 
„ 21-30 
Dec. 1-10 
8*9 
Dec. 1-10 
8-4 
„ 11-20 
,1 11-20 
7*4 
„ 21-31 
„ 21-31 
6-9 
7*2 
1891. 
1891. 
Jan. 1-10 
11 
3 1 
3*7 
Jan. 1-10 
5-2 
„ 11-20 
2-7 
8*9 
4*2 
„ 11-20 
6-7 
5*3 
„ 21-31 
5-5 
4*7 
5-0 
1, 21-31 
4*9 
4*8 
Feb. 1-10 
6-9 
5*2 
5-4 
Feb. 1-10 
5 1 
5*3 
„ 11-20 
„ 11-20 
5*2 
6*5 
„ 21-28 
„ 21-28 
5*3 
5*4 
Mar. 1-10 
4-6 
4*8 
*6*3 
Mar. 1-10 
5*0 
„ 11-20 
3-7 
4*0 
5*0 
„ 11-20 
4-9 
5*0 
, 21-31 
6-4 
4*3 
4*8 
„ 21-31 
4*6 
4*8 
