An avian fauna population near the wetland area signifies the quality of the water nearby, birds usually avoid the reside near polluted water, however the phytoplankton and zooplanktons of the water system are the source of feeding for the birds. In the course of study of the physico- chemical study of the Danro river a survey of the avifauna near the wetlands formed by the river basin was studied and enumerated. There are altogether 62 types of birds were recorded in the survey. Human interferences near the wetlands were also observed.
AJAY KUMAR SINGH (Mon,) studied this question.