The man-of-war fish (Nomeus gronovii), a species of medusafish, near the tentacles of a siphonophore.
Medusafishes Are Grouped by Shared, Odd Traits: Study
Shared features, such as thick, slimy skin and a throat filled with teeth, suggest that medusafishes are all related.
ABOVE: Linda Ianniello
Medusafishes Are Grouped by Shared, Odd Traits: Study
Medusafishes Are Grouped by Shared, Odd Traits: Study

Shared features, such as thick, slimy skin and a throat filled with teeth, suggest that medusafishes are all related.

Shared features, such as thick, slimy skin and a throat filled with teeth, suggest that medusafishes are all related.

ABOVE: Linda Ianniello

marine science

Watcher of Whales: A Profile of Roger Payne
Diana Kwon | Nov 1, 2019
A love of music and science led the marine biologist to discover that whales sing songs, a discovery that he’s since used to convince the world the animals are worth saving.
Image of the Day: Coral Firebreak
The Scientist Staff | May 17, 2018
Marine scientists slowed the spread of a disease that attacks coral by removing areas around diseased tissue.
Freshwater Bacteria Might Help Explain the “Methane Paradox”
Kerry Grens | Dec 1, 2016
Certain microbes express genes in a methane-production pathway, offering an explanation for puzzlingly high levels of the gas in some lakes.
Seals Help Oceanographers Explore Underwater
Catherine Offord | Nov 1, 2016
Data collected by elephant seals in Antarctic waters provide a closer look at the processes driving ocean circulation.
Sealing the Deal
The Scientist Staff | Oct 31, 2016
Irish researchers convert seals into remote oceanographic sensors by attaching tags containing temperature probes and other technologies to their heads.