16th Annual Smithsonian Magazine Photo Contest Natural World
Diving in the big colony of Sea pens

Sea pens belong to Phylum Cnidaria which includes the more familiar sea anemones. Seapen is nocturnal. In the daytime you often hide in sand and hide .

Photo Detail
Date Taken: 11.2018
Date Uploaded: 11.2018
Photo Location: Ito, Chiba, Japan
Camera: NIKON D850
Copyright: © Noriyuki Otani