A new species of deep-sea nudibranch named Bathydevius caudactylus was identified, while the rare marine worm Haplosyllis anthogorgicola has resurfaced after 67 years. Meanwhile, Australian scientists introduced LED lights to deter Great White Shark attacks, and a tourist encountered the dangerous stonefish in Mauritius. These findings emphasize the vast unexplored diversity of ocean life and the increasing need for enhanced safety measures during diving and ocean excursions.