The Food of the Smaller Fresh- Water Fishes. 
TABLE OP FOOD: APHREDODERIDjE TO UMBRIDiE. 
93 
C/3 
S 
. 
3.2 
88 
2 
CO 
a> • 
2 2 
CO 
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1 *2 
o P 
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o.2 
'© 
(A) 
© 
a a 
4-> 3 
CO *— • 
V 3 
-o o 
fl o. 
o ^ 
o ?? 
o£ 
y c/3 
© 3 
3 Jh 
O 3 
© i 
3 » 
o.2 
it 
B o 
= 
! S3 
|.s 
0 
a 
S 
<S 
o 
h! 
3 03 
bflo 
>>3 
N 
bfi 3 
N 
be-© 
N 
a.s 
3 j? 
03 p< 
o 
v© 
A* 
No. of Specimens Examined 
19 
6 
'7 
25 
8 
17 
6 
2 
33 
9 
KINDS OF FOOD. 
NUMBER OF SPECIMENS AND 
WHICH EACH ELEMENT OF 
FOUND. 
RATIOS IN 
FOOD WAS 
ANIMAL FOOD. 
.99! 
1.00 
.75! 
1.00 
.81 
.90 
.63 
1.00 
.70 
.59 
I. Fishes. 
.02 
.27 
.01 
* 
* 
II. Mollusc a 
.01 
*02 
.03 
.42 
* 
.15 
:o5 
.02 
.03 
.42 
* 
.15 
.05 
.01 
III. Insects 
.91 
.44 
.44 
.54 
.37 
.73 
.18 
* 
.43 
.14 
.08 
.36 
.01 
.04 
.08 
.02 
.05 
2. Diptera 
.45 
.01 
.43 
.46 
.14 
.21 
.07 
'* ' 
.14 
* 
.30 
.01 
.02 
01 
Brachycera . . 
.04 
.01 
.01 
Chironomidae 
.25 
!oi 
.01 
+ 
Aquatic (larvae) 
. 05 
.02 
* 
.01 
Culicidae 
+ 
* 
Corethra 
.07 
Chironomus 
l .36 
.17 
.05 
.02 
.01 
Simulium 
.20 
3. Goleoptera 
.11 
.06 
.17 
.08 
Terrestrial 
.11 
Aquatic larvae 
.03 
.08 
.04 
Hydrophilidae 
.08 
.03 
Philhydrus 
.03 
.04 
.02 
4. Ilerniptera 
.02 
.01 
.02 
.17 
”08 
* 
.09 
"03 
Terrestrial 
.01 
.02 
.05 
.05 
.04 
Aquatic 
.11 
.01 
* 
.04 
(Jorixa 
.02 
.10 
* 
.03 
5. Neuroptera (larvae) 
.25 
^06 
’ll 
.03 
!oi 
.05 
Ephemeridee 
.14 
.11 
.04 
Palingenia 
.07 
Odonata 
.06 
.03 
.01 
Agrion 
.01 
.03 
.01 
Libellulidae 
.11 
Leptoceridae 
.01 
f 
6 Thysanura (Podura) 
f 
IY. Arachnida 
.01 
.03 
.02 
.03 
.02 
* 
Terrestrial 
.01 
.03 
.02 
.03 
.02 
Hydrachnidae 
t 
f 
+ 
* 
V. Crustacea 
.04 
.29 
.30 
.40 
.21 
.06 
.03 
* 
10 
.13 
1. Amphipoda 
.03' 
.13 
* 
.02 
.05 
.03 
2. Isopodct (Asellus) 
.011 
.29 
3. Cladocera 
.28 
.24 
.01 
.02 
f 
* 
.01 
.06 
Daphniidac 
.14 
23 
.01 
Lynceidae 
.14 
.01 
.oi 
+ 
* 
4. Ostracoda 
f 
.01 
.07 
02 
03 
'6i 
5. Copepoda 
.01 
A6 
.02 
.01 
.01 
VI. Vermes (C hcetopoda) 
.02 
VII. Protozoa 
+ 
VEGETABLE FOOD 
.01 
.25 
.19 
.10 
?37 
.17 
.41 
Seeds 
.18 
.01 
.05 
1. Endogens 
+ 
.34 
09 
33 
2. Alya>, 
.01 
.25 
.01 
.09 
.03 
.03 
.08 
