Migratory freshwater fish populations βdown by more than 80% since 1970β
21 May 2024 at 00:00
βCatastrophicβ global decline due to dams, mining, diverting water and pollution threatens humans and ecosystems, study warns
Migratory fish populations have crashed by more than 80% since 1970, new findings show.
Populations are declining in all regions of the world, but it is happening fastest in South America and the Caribbean, where abundance of these species has dropped by 91% over the past 50 years.
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