This research was carried out with the Adi and Galo tribes of East Siang and West Siang districts of Arunachal Pradesh, India to understand fishing methods employed by them using stones and boulders occurring in the river beds of small tributaries of the Siang River in the study area. The identified sustainable fishing technique is locally known as Lipum and practised by these communities. The capture of fish ranged from 4-10 kg per Lipum and one person could make 3-4 different Lipum structures per day.

The issue of recognizing and acknowledging the value of traditional know-

Arunachal Pradesh, being a largest state of Northeast India, harbours great number of plant species which are endemic to region. The diversity and endemism of state has kept it in the category of biodiversity hot-spot. Though, in recent past, numbers of plant species are being listed as rare, endangered and threatened because of increasing threats from anthropogenic and other natural factors.

Arunachal Pradesh, being the largest state in Northeast India, has unique biocultural resources. To enhance the sustainability of biocultural resources, a series of village workshops (15) were organized among the Adi community of Arunachal Pradesh.