Table 3. Diet compositions (%IRI) of E. tetradactylum and co-existing species in Pattani Bay collected by gill net from January 2021 to January 2022.
| Species/Feed | # sample | Food types | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| shr | sqd | pol | zoo | phy | det | alg | biv | crb | fis | udf | dig | ||
| E. tetradactylum | 347 | 36.25 | 6.23 | 2.66 | 1.28 | 0.00 | 0.00 | 0.00 | 0.51 | 0.00 | 30.51 | 6.83 | 15.15 |
| S. commerson | 15 | 32.00 | 0.00 | 0.00 | 4.33 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 45.00 | 0.00 | 18.33 |
| E. jonesi | 15 | 0.00 | 0.00 | 4.69 | 15.31 | 29.38 | 11.25 | 0.00 | 11.88 | 0.00 | 22.50 | 0.00 | 5.00 |
| H. kelee | 109 | 7.14 | 0.00 | 0.70 | 11.12 | 6.30 | 57.14 | 0.00 | 0.00 | 1.39 | 12.00 | 0.00 | 4.22 |
| J. belangerii | 19 | 31.05 | 0.00 | 0.00 | 25.53 | 2.63 | 0.00 | 0.00 | 0.00 | 16.58 | 16.05 | 0.00 | 8.16 |
| L. russellii | 21 | 46.43 | 0.00 | 4.05 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 15.95 | 24.05 | 0.00 | 9.52 |
| O. ruber | 21 | 30.24 | 0.00 | 0.00 | 0.00 | 0.00 | 9.52 | 0.00 | 3.10 | 2.38 | 53.81 | 0.00 | 0.95 |
| P. niger | 12 | 16.67 | 0.00 | 2.50 | 48.75 | 10.42 | 0.00 | 0.00 | 6.25 | 0.00 | 15.42 | 0.00 | 0.00 |
| S. argus | 13 | 0.00 | 0.00 | 0.00 | 21.54 | 11.54 | 37.69 | 17.69 | 0.00 | 0.00 | 11.54 | 0.00 | 0.00 |
| S. lysan | 13 | 14.62 | 16.54 | 0.00 | 11.54 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 36.54 | 0.00 | 20.77 |
| E. coioides | 13 | 28.08 | 0.00 | 0.00 | 1.15 | 0.38 | 0.00 | 0.00 | 1.54 | 14.62 | 42.31 | 0.00 | 11.92 |
Notes.
a
Bold value indicate greater contribution on diet composition.
- n
- number of samples
- shr
- shrimp
- sqd
- squid
- pol
- polychaeta
- zoo
- zooplankton
- phy
- phytoplankton
- det
- detritus
- alg
- algae
- biv
- bivalve
- crb
- crab
- fis
- fishes
- udf
- unidentified food
- dig
- digested item