Humpback whales are a marvel to see and if you are lucky enough to swim with them, it can be a spiritual experience. Gentle giants. I swam with them in Tonga twice and the Silver Banks in the Dominican Republic. It's magical.
Bubble Net Feeding
This behavior is rather rare. As much time as I spend with humpbacks during mating season and the north where they feed I've seen it three times in 30 years.