It’s no longer just a popular Beatles song—off the coast of central California, nearly two miles under the sea, is a “garden” of at least 6,000, and possibly up to 20,000, purple octopuses known to scientists as Muusoctopus robustus. Scientists first discovered the site about five years ago but needed time to investigate what led so many octopuses to congregate around Davidson Seamount, an extinct underwater volcano about 80 miles southwest of Monterey, California.
In Print: October 1, 2023