Beyond birds, Andøya’s marine life is equally spectacular. The surrounding waters are home to some of the richest whale habitats in Norway. Sperm whales, humpback whales, and orcas can frequently be seen. Whale watching tours offer a chance to get up close to these magnificent creatures, providing unforgettable experiences for wildlife enthusiasts and nature photographers. The waters are also home to seals, porpoises, and a variety of fish species, making the marine ecosystem around Andøya vibrant, diverse, and often very easy to observe.

The island's terrestrial wildlife should not be overlooked either. The mountainous areas and lowlands provide habitats for moose, hares, otters, least weasels, and a variety of small mammals. For those interested in flora, the island boasts a unique range of Arctic and alpine plant species, adding another layer of interest for naturalists and botanists.

For visitors looking to immerse themselves in nature, Andøya offers numerous trails and outdoor activities. Hiking trails range from easy walks to challenging climbs, each offering stunning views and opportunities to encounter wildlife. Cycling routes along the coast provide a scenic way to explore the island, with plenty of spots to stop and observe the local fauna. Kayaking around the island’s coastline gives a unique perspective of the landscape and a chance to see marine life up close.