Hidden in plain sight: The giant deep-sea discovery that caught California scientists by surprise
TIMESOFINDIA.COM / May 27, 2026, 16:25 (IST)
A routine deep-sea survey off Southern California unexpectedly revealed massive, ancient sponge mounds, previously hidden in a well-explored area. These structures, vital nurseries for marine life, were found to be largely composed of dead sponges, whose skeletons form a base for new growth. The discovery highlights how much remains unknown even in familiar marine environments.