A type of sponge (IMAGE) University of California - Berkeley Caption A newly discovered and still undescribed bioluminescent deep-sea sponge observed in 2019 by MBARI’s ROV Doc Ricketts offshore of Central California at a depth of approximately 3,970 meters. Credit Monterey Bay Aquarium Research Institute Usage Restrictions none License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.