Seeing so many whales in one tour does however not have any thing to do with luck. According to operators of whale-watching boats in Akureyri this year has been unusually good in Eyjafjörður fjord. A likely explanation is that there is is more feed for the whales in the fjord than usual. In addition to more whales than usual, there are more seabirds.
Watch the video at: https://youtu.be/7gDpTuerZI8
Source: Icelandic Magazine