|Cusk eel swims by|
"Dumbo octopuses use their ear-like fins to help navigate and propel themselves through the water. The high-definition cameras aboard the remotely operated vehicle Hercules on the Nautilus captured footage of these deep-dwelling octopuses in the Cayman Trough in August. While Dumbo octopuses do not frequent the hydrothermal vents, they do prefer extreme depths."
|Dandelion siphonophore, small and deadly|