Deep-Sea Jelly Reignites Debate on Remote Species Identification

Researchers say they have discovered a novel species of comb jelly using video footage, but they couldn’t recover a physical specimen. Is that enough?

Written byMax Kozlov
| 4 min read

Register for free to listen to this article
Listen with Speechify
0:00
4:00
Share

ABOVE: An image taken by a remotely operated vehicle of an apparently novel species of comb jelly
NOAA OFFICE OF OCEAN EXPLORATION AND RESEARCH

Nearly two and a half miles below the surface of the ocean, in what’s known as the “midnight zone” because no sunlight can reach it, a remotely operated vehicle caught something strange in its video feed. At first, the object appeared to be a tiny party balloon. As the vehicle grew closer, an iridescent sphere about the size of a tennis ball filled the frame. Two long tentacles extended downward from its translucent body as it drifted by, hovering above the seafloor.

The video feed of this strange encounter was broadcast live on Facebook in 2015 to thousands of viewers as a staff scientist at the National Oceanic and Atmospheric Administration (NOAA) narrated. Later that day, oceanographer Allen Collins, also at NOAA, was scrolling through his Facebook ...

Interested in reading more?

Become a Member of

The Scientist Logo
Receive full access to digital editions of The Scientist, as well as TS Digest, feature stories, more than 35 years of archives, and much more!
Already a member? Login Here

Related Topics

Meet the Author

  • Max is a science journalist from Boston. Though he studied cognitive neuroscience, he now prefers to write about brains rather than research them. Prior to writing for The Scientist as an editorial intern in late 2020 and early 2021, Max worked at the Museum of Science in Boston, where his favorite part of the job was dressing in a giant bee costume and teaching children about honeybees. He was also a AAAS Mass Media Fellow, where he worked as a science reporter for the St. Louis Post-Dispatch. Read more of his work at www.maxkozlov.com.

    View Full Profile

Published In

March 2021

Viruses' Sex Bias

The immune systems of males and females respond differently to viral intruders

Share
February 2026

A Stubborn Gene, a Failed Experiment, and a New Path

When experiments refuse to cooperate, you try again and again. For Rafael Najmanovich, the setbacks ultimately pushed him in a new direction.

View this Issue
Human-Relevant In Vitro Models Enable Predictive Drug Discovery

Advancing Drug Discovery with Complex Human In Vitro Models

Stemcell Technologies
Redefining Immunology Through Advanced Technologies

Redefining Immunology Through Advanced Technologies

Ensuring Regulatory Compliance in AAV Manufacturing with Analytical Ultracentrifugation

Ensuring Regulatory Compliance in AAV Manufacturing with Analytical Ultracentrifugation

Beckman Coulter Logo
Conceptual multicolored vector image of cancer research, depicting various biomedical approaches to cancer therapy

Maximizing Cancer Research Model Systems

bioxcell

Products

Sino Biological Logo

Sino Biological Pioneers Life Sciences Innovation with High-Quality Bioreagents on Inside Business Today with Bill and Guiliana Rancic

Sino Biological Logo

Sino Biological Expands Research Reagent Portfolio to Support Global Nipah Virus Vaccine and Diagnostic Development

Beckman Coulter

Beckman Coulter Life Sciences Partners with Automata to Accelerate AI-Ready Laboratory Automation

Refeyn logo

Refeyn named in the Sunday Times 100 Tech list of the UK’s fastest-growing technology companies