| S. No |
Prey items |
Numbers (%) |
Volume (%) |
Frequency of occurance(F) |
Index of Relative Importance (N+V)F = IRI |
| 1 |
Crustaceans |
17.3 |
23.5 |
7.87 |
202.24 |
| 2 |
Fish |
15.8 |
15.3 |
7.09 |
124.27 |
| 3 |
Amphipods |
5.1 |
3.4 |
3.94 |
18.49 |
| 4 |
Isopods |
4.1 |
2.6 |
4.72 |
16.37 |
| 5 |
Polychaetes |
3.9 |
1.7 |
3.15 |
9.25 |
| 6 |
Nematodes |
4.3 |
2.6 |
5.51 |
18.62 |
| 7 |
Phytoplankton |
5.2 |
4.3 |
9.45 |
45.83 |
| 8 |
Zooplankton |
4.1 |
3.2 |
10.2 |
36.74 |
| 9 |
Gastropods |
3.9 |
2.6 |
11 |
32.50 |
| 10 |
Bivalves |
5.1 |
3.1 |
6.3 |
24.63 |
| 11 |
Sand |
6.3 |
5.3 |
9.45 |
56.38 |
| 12 |
Detritus |
5.8 |
9.5 |
7.87 |
80.56 |
| 13 |
Miscellaneous |
12.8 |
17.3 |
6.3 |
121.79 |
| 14 |
Supplementary feeds |
6.3 |
5.6 |
7.09 |
46.00 |
|
