Thousands of migratory cranes stay put in the village for six months from June every year.
Roy added that due to sudden rise in temperature the water of the lake drying and shrinking and certain portions being chocked by water hyacinth some species and birds left after mid-May.
The rings come with chips which help in tracking the origin of the birds and the route taken by these during migration.
CMS Executive Secretary Amy Fraenkel, however, said it is an initial finding and called for policy support and funding to undertake a full assessment of the status of migratory species.
The Gujarat government is the co-host along with Ministry of Environment, Forest and Climate Change for the conference held every three years.
The 13th edition of Madras Naturalists’ Society’s Bird Race will have as many as 56 teams recording Chennai’s winged friends
While in 2018, 32 species of birds were sighted, the number came down to 30 species in 2019, and only 28 species were spotted this time around in 2020.
Areas like Gurubai and Parikuda have turned into prominent bird visiting areas with the presence of a large number of migratory ducks and geese.
The winter chill now felt across the State, Chilika is abuzz with congregation of over 7.5 lakh migratory birds.
World Wildlife Fund (WWF) experts say the number of birds arriving at the two sites have fallen by a whopping 50% this year as assessed till November 30.
After the floods, the Forest Department worked over ten days to remove plastic waste and slush from the park.