Whale Watching in Isafjordur, Iceland. Three adult humpback whales watched us watch them. Humpback whales of both these stocks are believed to mingle off the coast of Iceland. The population in the North Atlantic Ocean is believed to be around 15,000 animals, of which at least 5,000 are thought to be in the waters off Iceland during the summer. teachingscience.us/plant-and-...