Ulf Bergström
@ulfbergstrom.bsky.social
630 followers
550 following
41 posts
Marine ecologist at SLU Aqua. Fish, habitats and conservation. Love maps and living by the sea.
Posts
Media
Videos
Starter Packs
Reposted by Ulf Bergström
Reposted by Ulf Bergström
Reposted by Ulf Bergström
Reposted by Ulf Bergström
The Guardian
@theguardian.com
· Jun 25
Overfishing has caused cod to halve in body size since 1990s, study finds
Evolutionary change driven by intensive fishing led cod to ‘shrink’ from average 40cm length in 1996 to 20cm in 2019
Overfishing has led to a collapse in the eastern Baltic cod population, but over the past three decades the size of the fish themselves has also been dramatically and mysteriously shrinking.
Now scientists have uncovered genomic evidence that intensive fishing has driven rapid evolutionary changes that have contributed to these fish roughly halving in average body length since the 1990s. Continue reading...
www.theguardian.com
Ulf Bergström
@ulfbergstrom.bsky.social
· Apr 26
Reposted by Ulf Bergström
Reposted by Ulf Bergström
🌊Markus Knigge🐟
@oceanknigge.bsky.social
· Mar 25
Study: Bottom Trawling in European Waters Costs Society up to €11 Billion Annually
New research shows that bottom trawling — a damaging fishing practice subsidized by European taxpayers — costs billions, largely due to massive carbon dioxide (CO2) emissions. Forbidding the practice ...
news.nationalgeographic.org
Reposted by Ulf Bergström
Reposted by Ulf Bergström
protectbaltic
@protectbaltic.bsky.social
· Feb 20
Ulf Bergström
@ulfbergstrom.bsky.social
· Jan 26
Ulf Bergström
@ulfbergstrom.bsky.social
· Jan 20
Reposted by Ulf Bergström