Fish ladder, Aquatic ecology, Forage fish, Dam, Ichthyology, Fish migration

Massive decline in migratory fish threatens livelihoods of hundreds of millions

On Oct 24, 2020
@WWF shared
Find out why a decline in migratory fish could threaten livelihoods for hundreds of millions of people and what we can do about it: https://t.co/4ilhnJJBTg https://t.co/8N9Pok7gd9
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Landmark report shows that populations of migratory freshwater fish species have plummeted by 76% on average since 1970.

wwf.panda.org
On Oct 24, 2020
@WWF shared
Find out why a decline in migratory fish could threaten livelihoods for hundreds of millions of people and what we can do about it: https://t.co/4ilhnJJBTg https://t.co/8N9Pok7gd9
Open

Massive decline in migratory fish threatens livelihoods of hundreds of millions

Massive decline in migratory fish threatens livelihoods of hundreds of millions

Landmark report shows that populations of migratory freshwater fish species have plummeted by 76% on average since 1970.

Migratory river fish populations plunge 76% in past 50 years

Migratory river fish populations plunge 76% in past 50 years

Decline in species such as salmon harms entire ecosystems and livelihoods, say researchers

Global map to reveal ‘swimways’ of Earth’s fish

Global map to reveal ‘swimways’ of Earth’s fish

A small team of scientists is creating the first global "swimways" map, a tool they hope will promote stronger policies to save freshwater fish from threats like dams and overfishing.

Many freshwater fish species have declined by 76 percent in less than 50 years

Many freshwater fish species have declined by 76 percent in less than 50 years

Around the world, migratory freshwater fish numbers are dropping faster than migratory species both on land and in the ocean, a new study finds.

On World Fish Migration Day, Recalling When America’s Rivers Ran Silver

On World Fish Migration Day, Recalling When America’s Rivers Ran Silver

A biologist explores the great fish migrations that once enriched eastern rivers and charts ways to restore at least a shadow of that past bounty.

America thrived by choking its rivers with dams. Now it’s time to undo the damage.

America thrived by choking its rivers with dams. Now it’s time to undo the damage.

The falling cost of renewable energy and continued decline of manufacturing has rendered many of the nation's 90,000-plus dams unnecessary. Others require expensive upgrades or repairs.

It’s Fish vs. Dams, and the Dams Are Winning

It’s Fish vs. Dams, and the Dams Are Winning

Thousands of dams across New York, many abandoned, are blocking fish migrations. A movement to remove them is growing.

The Nihilistic Euphoria of the Fish Tube

The Nihilistic Euphoria of the Fish Tube

The tube, made by a company called Whooshh, is designed to move fish and eels around dams, but watching it in action can raise existential questions.

Migratory freshwater fish in peril as report shows population plunge

Migratory freshwater fish in peril as report shows population plunge

Migratory freshwater fish are in big trouble. According to a new report, monitored populations of migratory freshwater fish have dropped on average by 76% since 1970, which is a higher rate ...

Study: Just One-Third of the World’s Longest Rivers Remain Free-Flowing

Study: Just One-Third of the World’s Longest Rivers Remain Free-Flowing

First ever global assessment of the location and extent of the planet’s remaining free-flowing rivers highlights severe degradation