SE

Sweden's biodiversity spans diverse northern European ecosystems, from boreal forests covering 70% of the country to alpine tundra in the Scandinavian Mountains. The nation's extensive archipelagos, particularly along the Baltic Sea coast, support unique marine and coastal species. Sweden's position at the intersection of continental and maritime climate zones creates habitat diversity supporting endemic invertebrates and specialized Arctic-alpine species. According to IUCN Red List 2025 data, all 121 assessed species are threatened, with 100% classified as critically endangered across birds, insects, arachnids, and other invertebrates. This alarming pattern suggests severe pressures on Sweden's specialized fauna. Key threats include intensive forestry practices that have reduced old-growth forests to less than 5% of original coverage, affecting forest-dependent invertebrates. Climate change poses particular risks to alpine and Arctic species as warming temperatures shift suitable habitat northward. Agricultural intensification in southern Sweden has eliminated traditional farming landscapes crucial for many invertebrate species. The Baltic Sea's eutrophication affects coastal ecosystems, while urban expansion pressures remaining natural areas in southern regions. Invasive species introductions through increased global trade threaten native communities. Sweden's high latitude makes its ecosystems particularly vulnerable to rapid climate-induced changes, with species having limited northward migration options.

Source: IUCN Red List 2025-2, GBIF, national survey data