Migratory Species

Order of the National Green Tribunal regarding deterioration of Nayar river, Uttarakhand, 05/06/2025

Order of the National Green Tribunal in the matter of In Re: News Item titled "Nayar river is vanishing - a yatra reveals conservation goes beyond science and policy" appearing in ‘The Down To Earth’ dated 03.06.2025. The original application was registered suo-motu based on the news item titled "Nayar …

A fish moves west

The most delectable hilsa, swore connoisseurs, were to be found in the rivers of Bangladesh. But silting and have changed that. They are moving towards the Ganga now. Read this special report by Down To Earth on hilsa's shifting homebase. Ten years ago Bangladesh’s rivers were deeper and hilsa plentiful. …

A fish moves west

Aminul Islam looked to the sky and in an instant brought his eyes to rest on a small mound of hilsa. He picked up a silver-scaled fish, patted its underbelly that had a streak of pink running across it, and let out a cry drowning the scraping of crates, the …

Homeless hilsa

At Chandpur, about 150 km south of Dhaka, Anisur Rahman has a scientific explanation for the predicament of fisher people like Samaad. Currently senior scientific officer at Bangladesh’s Fish Research Institute, Rahman explained, “In scientific parlance, the hilsa is an anadromous fish. It lives most of its lives in the …

Zoo warms up to welcome winged visitors

New Delhi: The 2010 Commonwealth Games is over. But another set of foreign visitors will be flying in shortly to the capital. Like every winter, the city

Canadian oil company fined for duck deaths

Ontario Syncrude, the largest operator of oil sands projects in Canada, was ordered to pay $2.92 million on October 22 for causing the deaths of 1,603 ducks. The company was convicted in June by an Alberta court for failing to deploy scarecrows and loud cannons in April 2008 to prevent …

109 varieties of birds have visited Vellode sanctuary

Lakhs of birds are visiting the sanctuaries in Tamil Nadu during the migratory season, Tamil Nadu Forest Minister D Selvaraj said.

State of the worlds waterbirds 2010

This booklet provides a concise overview on how the world

An alternative route

A proposed road through the Serengeti can be halted only by providing a viable substitute, not by criticism. (Editorial)

Parched Keoladeo National Park gets a new lease of life

Sunny Sebastian JAIPUR: Though the rain gods were not very kind to the Bharatpur region this season even while rest of Rajasthan got a plentiful monsoon, the World Heritage site Keoladeo National Park got a new lease of life this weekend when the waters of the Panchna dam, some 100 …

Recent salmon declines: A result of lost feeding opportunities due to bad timing?

As the timing of spring productivity blooms in near-shore areas advances due to warming trends in global climate, the selection pressures on out-migrating salmon smolts are shifting. Species and stocks that leave natal streams earlier may be favoured over later-migrating fish. The low post-release survival of hatchery fish during recent …

Migratory bird succumbs to oil

Simit Bhagat | TNNMumbai: In a first case of death of a bird due to the oil spill, the migratory masked booby died in the Bombay Society for the Prevention of Cruelty to Animals (BSPCA), Parel, due to respiratory organ failure. The bird travels from the Pacific Ocean to the …

Let there be night, for wildlife's sake

IT IS time to take back the night for wildlife. That was the rallying call from a landmark session on light pollution at the Society for Conservation Biology on 4 July in Edmonton, Canada. The disruptive effects on animals of our penchant for bright lights has rarely impinged on public …

Flamingos find new home in Vashi

NAVI MUMBAI: Every morning, residents of Vashi are being greeted by the delighful sight of flamingoes swooping over the creek, skimming through the water and breaking into a flight. While the residents are overjoyed that the pink-feathered visitors have chosen the Vashi creek for their stop-over in the city, bird …

Abode of rare birds now fish graveyard

As Haryana Forest Department Tries To Get Rid Of Predatory Fish, Sultanpur National Park Is Fighting For Survival Walk down a Sultanpur National Park trail and the dead fish you see are a terrifying sight. Tread farther and you can

Tracking avian influenza with satellite collars

Four Bar Headed geese nesting in a remote area in China have no idea that they are being tracked by scientists at the Aligarh Muslim University. Their movements from the time they arrived in India have been on surveillance thanks to the satellite collars that have been fitted to them …

Remote Assam wildlife sanctuary carves out success story

Crippled by problems of encroaching and poachers, the Sonai-Rupai animal sanctuary in the remote Assam-Arunachal Pradesh border has carved out a success story for itself with sound wildlife management. Pygmy HogsUnlike other national parks and game reserves in the state that have languished over the years due to poaching and …

Migratory birds stay back in Chilika

BERHAMPUR: Many migratory birds flocking Chilika Lake, the biggest waterfowl habitat in the country, are staying back in the lake instead of returning to their original nests in summer, according to a study. According to the study conducted by Chilika Wildlife Division, of the 9.24 lakh birds, which had visited …

Optimal conservation planning for migratory animals: integrating demographic information across seasons

Conservation strategies for migratory animals are typically based on ad-hoc or simple ranking methods and focus on a single period of the annual cycle. We use a density-dependent population model to examine one-time land purchase strategies for a migratory population with a breeding and wintering grounds. Under equal rates of …

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