For Swedish wildlife watchers there's https://www.artportalen.se/ https://www.artportalen.se/ which has been around for about 12 years or so. It has a dedicated

For Swedish wildlife watchers there's https://www.artportalen.se/ https://www.artportalen.se/ which has been around for about 12 years or so. It has a dedicated section just for ornithology/birdwatching, but also offers reporting of any species. The site is backed by Naturvårdsverket, the Swedish environmental protection agency.