Research Article

Shesher and Welala Floodplain Wetlands (Lake Tana, Ethiopia): Are They Important Breeding Habitats for Clarias gariepinus and the Migratory Labeobarbus Fish Species?

Table 2

Mean ± SE (Standard Error) values of oxygen concentration, temperature, pH, and Sechi-disk depth at the sampling sites. N refers to number of samplings.

Site nameNOxygen ( m g L 1 )Temp. (°C)pHSecchi-disk depth (cm)

Ribb River mouth9 5 . 6 6 ± 0 . 0 9 2 1 . 2 ± 0 . 1 4 6 . 9 7 ± 0 . 0 3 4 . 5 6 ± 1 . 0 4
Welala I9 5 . 1 2 ± 0 . 0 5 2 1 . 5 ± 0 . 2 2 7 . 0 2 ± 0 . 0 3 5 . 3 3 ± 0 . 7 6
Welala II9 5 . 1 5 ± 0 . 0 5 2 0 . 9 ± 0 . 2 1 7 . 0 1 ± 0 . 0 1 5 . 3 2 ± 0 . 5 1
Welala III9 5 . 1 4 ± 0 . 0 8 2 1 . 1 ± 0 . 2 3 6 . 9 9 ± 0 . 1 0 6 . 1 1 ± 0 . 9 2
Shesher I9 6 . 1 7 ± 0 . 3 7 2 1 . 6 ± 0 . 2 2 6 . 9 6 ± 0 . 0 2 6 . 2 2 ± 1 . 0 6
Shesher II9 6 . 0 2 ± 0 . 0 9 2 1 . 7 ± 0 . 2 4 7 . 0 2 ± 0 . 0 1 6 . 1 1 ± 1 . 0 1
Shesher III9 6 . 1 9 ± 0 . 1 9 2 1 . 4 ± 0 . 2 1 7 . 0 3 ± 0 . 0 5 6 . 0 0 ± 0 . 8 3