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Photos: Deep-sea expedition discovers metropolis of octopuses

A ghostly friend

Octopus plethora nautilus expedition

(Image credit: Ocean Exploration Trust/NOAA)

The Nautilus' ROV Hercules also captured video of this graceful dumbo octopus (Grimpoteuthis sp.). [Watch the video of the ghostly dumbo octopus. ]

Umbrella of tentacles

Octopus plethora nautilus expedition

(Image credit: Ocean Exploration Trust/NOAA)

The graceful dumbo octopus twirled and opened up its umbrella of tentacles, revealing eight rows of suckers.

Graceful glider

Octopus plethora nautilus expedition

(Image credit: Ocean Exploration Trust/NOAA)

The team used scaling lasers on the ROV to estimate that this particular deep-sea ghost was just under 2 feet (60 cm) long, which is a little larger than most dumbo octopuses.

Kimberly Hickok
Kimberly is the reference editor for Live Science and Space.com. She has a bachelor's degree in marine biology from Texas A&M University, a master's degree in biology from Southeastern Louisiana University and a graduate certificate in science communication from the University of California, Santa Cruz. Her favorite stories include animals and obscurities. A Texas native, Kim now lives in a California redwood forest. You can follow her on Twitter @kimdhickok.