Table 2 Rotifer community composition, the feeding strategies, trophi types, relative abundance and frequency of occurrence.

From: Functional groups of rotifers and an exotic species in a tropical shallow lake

Species

Feeding strategies

Trophi

Relative abundance (%)

Frequency (%)

Anuraeopsis navicola Rousselet, 1911

 

Malleate

0.9

73

Ascomorpha saltans Bartsch, 1,870

R

Virgate

11.1

65

Brachionus angularis Gosse, 1851

 

Malleate

0.2

17

Brachionus mirus Daday, 1905

 

Malleate

2.8

100

Brachionus dolabratus Harring, 1914

 

Malleate

3.4

77

Brachionus falcatus Zacharias, 1898

 

Malleate

7.7

81

Collotheca ornata (Ehrenberg, 1832)

R

Uncinate

1.0

61

Collotheca sp.

R

Uncinate

0.5

54

Colurella adriatica Ehrenberg, 1831

 

Malleate

< 0.01

4

Conochilus coenabasis (Skorikov, 1914)

 

Malleoramate

8.2

75

Conochilus dossuarius Hudson, 1885

 

Malleoramate

0.3

33

Filinia opoliensis (Zacharias, 1898)

 

Malleoramate

2.5

63

Hexarthra mira (Hudson, 1871)

 

Malleoramate

16.1

98

Kellicottia bostoniensis (Rousselet, 1908)

 

Malleate

9.2

98

Keratella americana Carlin, 1943

 

Malleate

12.7

100

Keratella cochlearis (Gosse, 1851)

 

Malleate

9.8

100

Keratella tropica (Apstein,1907)

 

Malleate

1.4

75

Lecane leontina (Turner, 1892)

 

Malleate

< 0.01

2

Lecane lunaris (Ehrenberg, 1832)

 

Malleate

< 0.01

2

Lepadella dactiliseta (Stenroos, 1898)

 

Malleate

< 0.01

2

Macrocaetus sericus (Thorpe, 1893)

 

Malleate

< 0.01

6

Polyarthra dolichoptera Idelson, 1925

R

Virgate

6.6

100

Pompholyx sulcata Hudson, 1885

R

Malleoramate

0.2

19

Synchaeta pectinata Ehrenberg, 1832

R

Virgate

3.7

40

Trichocerca cylindrica (Imhof, 1891)

R

Virgate

1.2

56

Trichocerca insignis (Harrick, 1885)

R

Virgate

0.3

60

Trichocerca longiseta (Schrank, 1802)

R

Virgate

< 0.01

2

Trichocerca pusilla (Jennings, 1903)

R

Virgate

0.2

54

Trichocerca similis (Wierzejski, 1893)

R

Virgate

< 0.01

2

  1. Letter R designates raptorial species and the others are microphages. In bold are highlighted the most abundant species (> 9%).