Environmental monitoring and assessment news
Here we present news items about environmental monitoring and assessment, a special mission within SLU.
40 års miljöövervakning avslöjar oroande trend i Bottenhavets näringsväv
The Bothnian Sea is under increasing pressure from human activities. Increases in fishing and phosphorus have led to a decline in the health of the open sea food web – which represents a complex
Svartmunnad smörbult förändrar kustfiskbestånden i Östersjön
A small, adaptable newcomer is reshaping the coastal ecosystem of the Baltic Sea. The invasive round goby has spread rapidly along the coast. A new study from the Swedish University of Agricultural
SLU testar trålkamera – för att minska fiskfångsten
By installing a stereo video camera in the trawl, researchers at the Swedish University of Agricultural Sciences want to reduce the need for trawling in acoustic fish surveys. The technology is now
Brendan McKie – new Professor of Freshwater Ecology
How much impact from human activities can a freshwater ecosystem absorb before species disappear and key ecosystem services are threatened? And how does biodiversity loss interact with other
Ny modell ger bättre koll på hummerbeståndet
The lobster stock in Sweden is at biologically sustainable levels, although there is still some risk of overfishing. This is the conclusion of the latest stock assessment, developed using an improved
Fiskbarometern-2025
At Fiskbarometern, the Swedish University of Agricultural Sciences presents the status and trends of fish and shellfish stocks in Swedish marine and freshwater environments. The assessments for 2024
Hur mår laxen i Östersjön?
The wild salmon in rivers in Gulf of Bothnia has been somewhat of a success story. Since the crisis in the 1990s, when the river-stocks were close to collapse, the salmon has recovered and shown
Seasonal Variations in Pollution in Swedish Watercourses
A new study conducted by the Swedish University of Agricultural Sciences (SLU), commissioned by the Swedish Agency for Marine and Water Management (HaV), has examined 34 Swedish watercourses to map
Rovströmmingen – en unik fisk i Östersjöns ekosystem
In the coastal areas of the Baltic Sea, unusually large herring are sometimes caught, which has long raised questions. Are these large herring a separate population, or are they individuals that have
SLU's official forest statistics are now even easier to find – available on Sweden’s and the EU’s data portals!
SLU's official statistics on the state and changes of forests produced by the Swedish National Forest Inventory have long been accessible as open data in machine-readable formats in PxWeb. Now, we’ve
AI förenklar studier av sälens och skarvens matvanor
Seals and cormorants are top predators that play important roles in the ecosystem, while also sparking emotions and debates. The impact that seals and cormorants have on fish stocks is a frequently
Too few fish, too few offspring
Small fish stocks are more vulnerable than current management practices often acknowledge. A new study shows that when fish populations shrink, their ability to recover can decrease, leading to risks