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Table 4 Mean prey numbers among age classes

From: Adaptive flexibility in the feeding behaviour of brown trout: optimal prey size

 

0+

1+

2+

3+

Total (pooled data)

Anllóns

18.5 (18 to 19)

16.9 (2 to 38)

52.3 (13 to 224)

8.3 (2 to 19)

24.7 (2 to 224)

Furelos

19.6 (4 to 82)

69.6 (3 to 363)

43.6 (7 to 139)

41.3 (3 to 100)

37.3 (3 to 363)

Lengüelle

20.7 (8 to 55)

22.4 (7 to 38)

30.9 (4 to 173)

13.0 (8 to 17)

24.6 (4 to 173)

Tambre

-

55.7 (1 to 214)

54.5 (6 to 117)

-

55.5 (1 to 214)

Rois

-

32.8 (7 to 85)

25.0 (24 to 26)

-

32.3 (7 to 85)

Santa Lucía

-

32.8 (7 to 62)

58.4 (32 to 103)

-

37.2 (7 to 103)

Sar

-

76.6 (12 to 309)

50.7 (33 to 88)

-

73.0 (12 to 309)

Traba

-

189.2 (8 to 388)

119.9 (11 to 235)

-

155.7 (8 to 388)

  1. Data are displayed for each sampling site. Minimum and maximum are shown in brackets.