A salmon farm manager in Finnmark urges fishermen to report pearl necklace siphonophore (jellyfish) sightings after blooms caused skin and eye injuries and breathing problems in farmed salmon near Øksfjord/Hammerfest.

Border and fisheries officers detained Khatanga residents who illegally caught 2,400 muksun and 35 broad whitefish, causing an estimated 168 million rubles in damage. Authorities are considering a criminal case under Russia’s Article 256 on illegal extraction of aquatic biological resources.

Exceptionally large cod catches off Loppa and Hasvik, Finnmark, are allowing many small and mid-size boats to fill their quotas within days, and a record year in turnover is expected. Local leaders say boats from across Norway have flocked to the area, with landings markedly higher than last year.

A harmful plankton bloom and poor water conditions caused large mortalities at three Cermaq salmon farms in northern Clayoquot Sound near Tofino, with up to 185,000 fish lost at one site. DFO says disease was ruled out; critics warn the die-off could affect wild salmon and the marine environment.

Hundreds of Atlantic salmon and sea trout have died in the Gaula River in Midtre Gauldal, Trøndelag. Researchers suspect a severe outbreak of egg-spore water mold (Saprolegnia) and are investigating the scale and causes.