Background Articles

Researchers have relocated 20 Atlantic catfish to artificial kelp forest units in Melkøy Sound, Northern Norway, to test if reintroducing sea urchin predators can help restore kelp forests overgrazed by booming sea urchin populations.

Japanese beetles are aggressively feeding on ornamental and edible plants in the Halifax area, prompting debate between experts who recommend labor-intensive hand removal and gardeners using pheromone traps that may attract more beetles.

Tick observations in Lapland have doubled year-on-year, and a University of Turku study reports that a stable tick population is now established in Rovaniemi.

Salmon catches in Chukotka have significantly surpassed previous years' records, with a notable increase of 64.5% compared to 2023, highlighting an unexpected abundance in the region's fishery.

The Norwegian Veterinary Institute begins building a trap at Seida to sort out invasive pink salmon migrating up the Tana River.

On June 11, 2025, a Norilsk fish incubation plant delivered more than 60,000 nelma juveniles to be released into Lake Keta as part of Nornickel’s ongoing efforts to replenish regional fish stocks.

Tick populations are surging in the United States. Binghamton University experts offer tips to avoid tick bites. -

Despite the inability to conduct a population count this year due to weather conditions, recent data indicates slightly improved survival rates for cows and calves in the Western Arctic Caribou Herd, offering a glimmer of hope amid ongoing concerns about the herd's decline.

The 2024 Christmas Bird Count in Homer, Alaska, recorded over 8,000 birds across 64 species, despite challenging weather conditions.

Deer populations in southwestern British Columbia have expanded beyond historical levels, causing significant harm to forest plants and bird species. This article explores the impacts and possible solutions to manage deer populations and restore ecological balance.

A study identifies shrinking salmon size as a factor affecting Chinook salmon productivity in Alaska's Yukon and Kuskokwim rivers, impacted by conditions like extreme temperatures and high runoff.

The 2024 Pacific halibut fishing season has ended with below-average catches and fish sizes across Alaska's fisheries. The decreasing size of halibut poses a threat to their population, as smaller females produce significantly fewer eggs, raising concerns for future stock sustainability.

The Bristol Bay sockeye salmon run exceeded forecasts in 2024, but fishermen earned lower-than-expected profits due to smaller fish sizes and poor market conditions.