https://www.popsci.com/technology/australia-ghost-shark-underwater-robot/
Earlier this month, the country revealed what it would be calling a new large underwater robotic vessel: Ghost Shark
ghost sharkaustraliastealthyrobotdrone
https://www.theodysseyonline.com/deep-sea-creatures/3-ghost-shark
Although shark is in its name, this rare fish is actually a Chimaera!
the odyssey onlineghost shark