Adult humpback whale (Megaptera novaeangliae), breaching in the fjord of Isfjardardjup, Iceland

humpback whale breaching isfjardardjup fjord iceland megaptera novaeangliae marine life wildlife ocean nature sea jump leap water cliffs landscape icelandic behavior energetic aquatic biodiversity mammal fluke surfacing biology habitat deep blue coastal adventure travel exploration dynamic wild ecosystem summer conservation fins tail splash gravity migration feeding surf splashdown tranquility scenery