319
Dubria Beel
Dubria Beel (Plate 20.9 ) wetland is situated about
11 km away from Silchar City. Riparian vegetation is scanty. Riparian land use pattern includes
human habitation, paddy cultivation and fi shing.
AM
Cynodon dactylon, Eichhornia crassipes,
Hygrorhiza aristata, Juticia repens, Nymphoides
cristatum, Oryza sativa, Salvinia cucullata.
Plankton
Microcystis aeruginosa, Euglena sp ., Synedra sp .,
Pinnularia sp ., Navicula sp., Brachionus sp .,
Keratella sp ., Lecane sp ., Trichocerca sp ., Filinia
sp ., Daphnia sp ., Alona sp ., Bosmina sp ., Macrothrix
sp ., Scapholeberis sp ., Cyclops sp ., Diaptomus sp.
Fish Diversity
Amblypharyngodon mola, Puntius ticto, Mystus
bleekeri, Heteropneustes fossilis, Xenentodon
cancila, Channa punctatus, Parambassis sp. ,
Trichogaster sp., Macrognathus pancalus, M.
aculeatus.
FY
Parambassis sp. generally shows the highest
yield (65 %) followed by Puntius, Mystus, etc.
Auti-Bouti Beel
Auti-Bouti wetland (Plate 20.10 , Fig. 20.7 ) is situated about 28 km away from Silchar City.
Riparian vegetation is scanty. Riparian land use
pattern includes human habitation, paddy cultivation and fi shing.
AM
Cynodon dactylon, Echinochloa stagnina,
Hygrorhiza aristata, Justicia repens, Nymphoides
cristatum, Oryza sativa, Vetiveria zizanioides and
Polygonum fl accidum.
Plankton
Nostoc sp ., Anabaena sp ., Microcystis aeruginosa, Euglena sp ., Volvox sp ., Ceratium sp .,
Gyrosigma sp ., Fragilaria sp., Synedra sp .,
Pinnularia sp ., Brachionus sp. , Keratella sp. ,
Lecane sp. , Chydorus sp. , Alona sp. , Cyclops sp.
and Diaptomus sp.
Plate 20.9 Dubria Beel
20.2 Wetlands of Northeast India (The Water Wealth of Northeast India)