bubble-net
n.— «A light wind blew in from the ocean, and the skipper had stopped his boat to watch three 30-ton humpback whales lunging from the waves or circling to make so-called bubble-nets in which they like to catch clouds of small fish.» —“In British Columbia, Where the Sun Set on an Empire” by Simon Winchester New York Times Oct. 19, 2007. (source: Double-Tongued Dictionary)
Further reading
Authors often go through several working titles before settling on one. F. Scott Fitzgerald’s The Great Gatsby (Bookshop|Amazon) was originally Trimalchio in West Egg, Trimalchio being an ostentatious nouveau riche character in an ancient Roman work...
A Philadelphia, Pennsylvania, listener has been pondering the saying It’s an ill wind that blows nobody good, and specifically whether she uses it correctly. The expression usually appears as It’s an ill wind that blows nobody any good...