A rare species of freshwater jellyfish has been spotted in Lake Martin, puzzling local residents and marine biologists alike. "I'm down here five days a week; you deal with all kinds of stuff.

Jellyfish can produce offspring both sexually and asexually; depending on the species, they may be able to create copies of themselves by dividing in two, or laying down little pods of cells ...

At least, it usually is. The life cycle of most jellyfish species is similar. Museum curator Miranda Lowe explains, 'They have eggs and sperm and these get released to be fertilised, and then from ...

2 min read Freshwater ecosystems are essential for human survival, providing the majority of people's drinking water. The ecosystems are home to more than 40 percent of the world's fish species.

This jellyfish species, reaching up to 7 inches in diameter, is identifiable by its visible stomach and gonads. The many-ribbed jellyfish uses bioluminescence as a defense mechanism against predators.

The National Oceanic and Atmospheric Administration (NOAA) spotted a surreal new species of jellyfish during an expedition to the "Enigma Seamount," a ridge in the Marianas Trench. The colorful ...

In all 361 sightings, for a total of 10 species. Summer is approaching and, for obvious reasons, the opportunities for unpleasant close encounters with jellyfish are increasing. But how many are ...

They are saltwater creatures, and these tanks require more intensive care than freshwater ... Almost every species has ...

In an Australian first, researchers have described a new species of 15-million-year-old fossilized freshwater fish, Ferruaspis brocksi, that shows preserved stomach contents as well as the pattern ...

The integral jellyfish is a new hydrozoan species found in the northwest Pacific off the coast of Japan. Photo by Sugimoto, Izumi, Collins (2025) Nearly seven years later, Sugimoto, Collins ...

AUSTIN, Texas— Following litigation by the Center for Biological Diversity, the U.S. Fish and Wildlife Service today proposed to protect six species of Texas freshwater mussels under the Endangered ...