Skip to main content

Table 2 Prey-specific index of relative importance (%PSIRI) for the predatory fish in the Pangani estuarine zones

From: Differences in trophic resources and niches of two juvenile predatory species in three Pangani estuarine zones, Tanzania: stomach contents and stable isotope approaches

Food items

C. chrysophrys

E. malabaricus

Upper zone

Middle zone

Lower zone

Upper zone

Middle zone

Lower zone

Brachyura

6.14

7.65

10.37

34.81

40.62

41.78

Juvenile shrimps

50.59

49.23

54.90

29.56

21.35

25.69

Teleostei–Clupeidae

14.78

17.78

3.13

10.45

17.34

11.36

Teleostei–Mugilidae

6.67

0.70

1.08

10.80

10.24

1.19

Teleostei–Engraulidae

10.38

8.09

13.98

1.10

0

0.29

Teleostei–Gobiidae

0

0

0

1.32

1.34

3.71

Unidentified fish

3.33

0

0

0

0

0

Penaeid shrimps

4.78

14.16

16.54

2.78

4.19

7.85

Other shrimps

3.33

2.38

0

3.63

0

4.35

Stomatopoda

0

0

0

5.56

4.93

3.78

Total

100.00

100.00

100.00

100.00

100.00

100.00