A two-day synchronised wetland chicken survey carried out by the Forest Division of Kanniyakumari division has revealed extreme dwindling of birds and species range.
Nonetheless, the same old birds like Better Flamingo weren’t recorded together with coot, spot billed duck, gargeny, shoveller, raptors, widespread moorhen and about half a dozen species of terns. It was all the way down to file a low variety of spot billed pelican and painted stork, which could possibly be usually seen in tons of, based on Davidson Sargunam, Worldwide Union for Conservation of Nature (IUCN) member for Ecosystem Administration in South Asia.
Migratory species reminiscent of pin tail, little stint, Kentish plover, Pacific golden plover, widespread sandpiper, inexperienced sandpiper, inexperienced shank, pink shank, marsh sandpiper have been noticed although with a decreased inhabitants.
Kanniyakumari skilled mini-storms of low depth from November to January which may be a believable purpose for the decline in arrival of birds. Flamingos and a few species of terns had been noticed by ornithologists in September and the birds would have stop the place consequent to the impression of storms as they’d have sought safer locations, Davidson advised DT Subsequent.
Most of the chicken habitats have been crammed with silt, lotus flowers, invasive alien species of water hyacinth and different aquatic weeds that depart little area for the swimmers, waders and marsh birds to forage and take relaxation. In some water sources, drainages have been instantly piped into the ponds and tanks that pollute the water high quality, which aren’t favored by the birds.
The heavy encroachments alongside the banks of ponds and tanks posed fixed menace to the birds as human intervention, habitat destruction and habitat menace.
Even in some habitats, bus routes have been launched creating loads of sound air pollution that usually disturbs the birds. Some areas of habitats have additionally been encroached by authorities buildings the place human intervention is extra, probably threatening the birds. Other than these components, fishing was carried out in salt pans which is unlawful, whereas the pans have been leased by the federal government for salt manufacturing and never for any subsidiary exercise.
Within the current survey, the members have been in a position to file 12,800 birds with 116 species, which can be a 30 per cent discount this yr, he identified. Subsequently, a concerted wetland administration ecosystem is the necessity of the hour to guard the birds and if not, birds might not choose these locations for wintering in future and have them as habitats, he added.