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.

The invasive carpet sea squirt (filtsjöpung), known as “sea vomit,” is rapidly spreading across the seafloor in Kosterhavet National Park, smothering organisms beneath it. Authorities say budget cuts have hampered monitoring and control, but they are now examining ways to slow the outbreak.

An avalanche on Skittentind on Kvaløya near Tromsø caught one person, who managed to dig themselves out without injury. Police say the slide was about 40 m wide and 150 m long and occurred around 18:00, involving a party of three.

Temperatures fell to -29.5°C in Vuotso, Sodankylä, the coldest reading so far this winter in Finland. Other Lapland sites also saw severe cold, and November is running much colder than normal.

Rats and droppings were found at Prästholmsskolan in Boden, Sweden; control measures are underway and the school says it acted immediately. The principal notes rodents have been sighted on the school grounds.

Heavy snowfall made roads extremely slippery in Tromsø on Saturday, leading to several accidents. Police urged residents not to drive if possible while about 70 plows worked continuously to clear snow, with more snow showers forecast.

Finland saw a sharp turn to winter with temperatures down to –20°C in Lapland and widespread snowfall, prompting traffic weather warnings in eastern and northern regions.

A capercaillie has been roaming around central Överkalix for several weeks, surprising residents. A local photographer captured the bird on camera as a bird expert offers possible explanations for the unusual urban visit.

Light pillars were recently observed over Dudinka, formed by light reflecting off tiny, horizontally oriented hexagonal ice crystals in very cold, calm, clear conditions. The observation was made at about −28°C.

A surge appears underway at Dyngjujökull, with GPS data showing the glacier moving at roughly 150 meters per year since early July—many times its normal speed. Experts note Dyngjujökull typically experiences multi‑year surges every 20–30 years, with the last occurring in 1998–2000.

A Grays Harbor resident who was hospitalized with influenza symptoms in early November has been confirmed to have influenza A H5, a type of avian influenza. Additional testing shows the virus to be H5N5, an avian influenza virus that has previously been reported in animals but never before in humans. The Centers for Disease Control and Prevention (CDC) and DOH currently consider the risk to the public from avian influenza to be low.

Heavy snowfall caused widespread power outages in Salla and eastern Lapland, leaving some customers without electricity for over 16 hours as repair crews worked into the evening. Thousands lost power at the peak; even a mobile phone base station went down.

An avian influenza outbreak in Skåne has devastated a poultry farm, with over 55,000 geese, turkeys, and chickens lost. Sweden’s veterinary institute warns of an unusually early, severe season, with much of southern Sweden designated high-risk.

Strong winds and freezing temperatures in the Yenisei Gulf of the Kara Sea created overlapping, scale-like sea-ice patterns known locally as 'dragon scales.' Photos were shared by the first mate of the nuclear icebreaker Ural.

A vivid red aurora was photographed over Selfoss around 2 a.m., a rare display caused by oxygen emissions high in the atmosphere. Photos also showed green fringes, with purple and pink hues possible when nitrogen is involved.

After spotting six wolves on a trail near her home, one Anchorage resident says she's seen the pack multiple times since late August.

Bright aurora borealis displays lit up the sky over Juneau, Alaska, on Nov. 12, 2025, following a series of solar flares. Residents gathered at dark locations near Mendenhall Glacier and Lake to watch the northern lights.

A ranger in Mongolia’s Khoridol Saridag Strictly Protected Area found a dead Altai mole (Talpa altaica), a rarely seen species with a restricted range. Though globally listed as Least Concern by IUCN, the species is considered endangered in Mongolia due to habitat loss and disturbance.

Heavy, wet snow and strong winds hit southern Quebec earlier than expected, causing slippery roads, power outages and some school closures. Environment and Climate Change Canada said the system intensified faster than forecasts indicated.

A rare series of powerful X-class solar flares and “cannibal” coronal mass ejections produced vivid auroras visible as far south as the Florida Panhandle, with UAF scientists calling it one of the most significant events in years. The storm briefly disrupted monitoring systems and could generate more auroras for days.