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Table 2 Feeding activity of captured elasmobranchs

From: Feeding ecology of elasmobranch fishes in coastal waters of the Colombian Eastern Tropical Pacific

Specie

n

Es

VI

χn

CIχn

χw

CIχw

Mustelus lunulatus

42

3

9.5

2.5

1.9 – 3.1

8.9

7.8 – 11

Dasyatis longa

21

10

47.6

0.9

0.3 – 1.2

1.1

0.3 – 1.9

Rhinobatos leucorhynchus

24

5

20.8

1.8

1.1 – 2.5

1.3

0.6 – 2.0

Raja velezi

13

4

38.8

1.0

0.3 – 1.7

6.3

0.2 – 12.4

Zapteryx xyster

31

11

35.5

0.9

0.5 – 1.3

1.1

0.6 – 1.6

  1. Feeding activity of elasmobranch captured in the Eastern Tropical Pacific Ocean of Colombia. Number of stomachs analyzed (n), Empty stomachs (Es), Vacuity Index (VI), mean number of prey per stomach (x n ), 95% Confidence Interval for χ n (CIxn), mean weight of prey per stomach (x w ), 95% Confidence Interval for χ w (CIxw).