Table M— Cyclops, Statistics of Variation by Periods. 
464 Birge—Vertical Distribution of Pelagic Crustacea. 
Hour. 
8p. 
8 p. 
8 p. 
4 p. 
7 p. 
8 P- 
9 p. 
8 P- 
d p, d d d ; 
« O to N O) 
! 
1 
Date. 
0'^'<3<05050*-<Tt< 
t- oo 05 i> !> ! : 
Minimum 
Per cent. 
£> CO CO © © 
S 8 
CO O 00 O I 
CO T—t j 
I 
Hour. 
8 p. 
8 p. 
7 P. 
8 p. 
8 p. 
4 p. 
6 p. 
12 a. 
9 p. 
6 a. 
9p. 
12 a. 
l 
-2 
p 
o o © CO o 
18 
17 
18 
17 
16 
18 
I 
Maxi¬ 
mum 
Per cent. 
lO tO Oi 0 rl 
m co rH cc r—i 
S ^ ^ S 50 ° j 
Hour. 
QOOOOOO*I>GOC5QO 
12 a. 
6 a. 
6 a. 
12 a. 
9 p. 
«3 
© 
Date. 
OOOOSOSOrHTf 
00 t- t- J> • 
Minimum 
No. 
30 
60 
29 
15 
0 
0 
176 
i I " ° 
ZD 
CO 
00 
Hour. 
| (£ d A d d A 
j 00 Ttt t- Tt< CO Tf 
& 
CO 
6 a. 
6 a. 
9 p. 
6 p. 
12 a. 
9 a. 
€8 
Date. 
14 
10 
9 
7 
13 
10 
J 
19 
19 
18 
16 
19 
19 
05 
Maxi¬ 
mum 
No. 
552 
276 
258 
130 
118 
5 
ZD 
O 
o 
1860 
810 
336 
165 
102 
7 
1 
Average . 
Var. 
Per cent. 
05 Tf I> J> CO • 
i> O CO O} t-i j 
Per 
cent. 
37 
25 
22 
11 
5 
0 
50 
29 
12 
7 
2 
°_ 
Variation 
98 
42 
41 
26 
16 
2 
Ul 
05 ©* JO O r-« 
Si 05 ^ ~ 
8 
ro 
No 
Tt< CO Oi 
co in co t>- 02 
Cl r-t l-l 
1 
798 
463 
201 
114 
34 
1 
© 
Depth. 
Meters. 
0—3 
3-6 
6-9 
9—12 
12—15 
15—18 
0-3 
3-6 
6-9 
9—12 
12—15 
15—18 
•j aoraaj 
’ll aorusrj; 
