pl23_expn2767.jpg
![A pen coral in the shape of a question mark on a rock substrate expn2767.jpg A pen coral in the shape of a question mark on a rock substrate](https://s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_expn2767.jpg)
Description
A pen coral in the shape of a question mark on a rock substrate. Its anchorappears to be perfectly circular.
Credit
NOAA OKEANOS EXPLORER Program; Our Deepwater Backyard
Display Date
20141001T150642Z
Collection
Voyage to Inner Space
Ocean Exploration Collections
Modern Expeditions
Our Deepwater Backyard 2014