migration

Maine removed a 60-year-old river barrier where only about 25 wild adult Atlantic salmon return each year; a new nature-like fishway aims to reopen migration routes

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Maine removed a 60-year-old river barrier where only about 25 wild adult Atlantic salmon return each year; a new nature-like fishway aims to reopen migration routes

Atlantic Salmon leaping waterfalls (Photo credit: Canva) Maine has removed a 60-year-old river barrier on the Narraguagus River where only about 25 wild adult Atlantic salmon return each year, replacing it with a nature-like fishway designed to reopen migration routes for endangered fish. The old ice-control dam in Cherryfield, built by the US Army Corps … Read more

Australia ageing population crisis report sparks migration debate

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Australia ageing population crisis report sparks migration debate

People take photos of the Sydney Opera House in Sydney, Australia. (Photo: Reuters) For the first time in the 2060s, deaths are projected to outnumber births in Australia, while annual population growth is expected to average 0.9% over the next four decades. Lower fertility and declining net overseas migration are expected to contribute to the … Read more

Scientists tagged 14,000 endangered Australian moths with paint and eyelash glue to trace their migration; not one was found, and researchers say that may be good news

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Scientists tagged 14,000 endangered Australian moths with paint and eyelash glue to trace their migration; not one was found, and researchers say that may be good news

Representative Image (AI-generated) More than 14,000 Bogong moths were tagged in an unusual attempt to uncover the secrets of one of Australia’s most remarkable insect migrations. Researchers marked the endangered moths in the Snowy Mountains and hoped to track where they travelled after leaving their summer shelters. Some were marked with non-toxic paint, while others … Read more

In 2009, Washington removed a century-old dike and let tides reclaim 762 acres; 21 miles of channels reopened, and young Chinook salmon entered the restored marsh in their first migration season

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In 2009, Washington removed a century-old dike and let tides reclaim 762 acres; 21 miles of channels reopened, and young Chinook salmon entered the restored marsh in their first migration season

Tidal water flowed back into the Nisqually River Delta for the first time in nearly a century after conservationists removed a large network of sea dikes, quickly reopening miles of historic estuary habitat for threatened Pacific salmon. In autumn 2009, workers removed 4.5 miles of earthen dikes built in the early 1900s to turn the … Read more

Pay €25,000 for Schengen visa: Indian company BLS under probe after Spain’s Algerian migration crisis

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Pay €25,000 for Schengen visa: Indian company BLS under probe after Spain's Algerian migration crisis

Spanish investigators are examining whether visa appointment and document-processing companies helped a network prioritise applicants who paid bribes. Indian company BLS International has been drawn into a Spanish National Court investigation with links to alleged visa fraud network at Spain’s consulate in Algiers. The allegations have been denied by the firm.The probe, led by Judge … Read more