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 Netting
Some Humpbacks use this fishing behavior to feed. It takes a group of them and one blows bubbles around a school of fish and then they swim up from below to scoop them up. 2019