Dark underwater scene with particles and a glowing siphonophore.
image
Siphonophore
A siphonophore (Nanomia septata) imaged during the testing on a long range autonomous underwater vehicle of the Triton imaging system developed as part of the Deployable Artificial Intelligence for Exploration and Discovery in the Deep Sea project.
Credit

Deployable Artificial Intelligence for Exploration and Discovery in the Deep Sea/MBARI.