This sea pen (Umbellula sp.) was seen during Dive 04 of the 2022 ROV and Mapping Shakedown. This species of sea pen is not your typical sea pen. Several large polyps at the end of a long, thin stalk each have eight stinging tentacles that they use to capture prey.
Sea Pen
Image courtesy of NOAA Ocean Exploration, 2022 ROV and Mapping Shakedown.
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This sea pen (Umbellula sp.) was seen during Dive 04 of the 2022 ROV and Mapping Shakedown. This species of sea pen is not your typical sea pen. Several large polyps at the end of a long, thin stalk each have eight stinging tentacles that they use to capture prey.