Setting up an aquarium is exciting until you realize that not all fish get along, and some need water conditions that clash..

Scientists found thousands of patterned fish nests in Antarctica’s Weddell Sea, boosting calls for marine protected areas.

The Murray cod, named Arnie after Australia's recently retired Olympic champion Ariarne Titmus, was first tagged in 2022.

With over 10,000 lakes, Minnesota battles invasive fish species like carp and goldfish that disrupt ecosystems, leading the ...

New research finds that ocean-dwelling fish entered freshwater environments on several occasions, evolving enhanced hearing abilities in the process. When ancient marine fish transitioned from ...

Explore an outdoor goldfish tank measuring 1.6m x 2.4m x 0.6m. The setup includes soaking a banana plant for about one week ...

Discover the surprising story of a goldfish that defies expectations and leaves experts stunned by its incredible size.

Fishermen caught a “large”-headed sea creature with “very small teeth” off Iran that scientists identified as a new species, a study said. Photo from Getty / iStockphoto Off the southern coast of Iran ...

A new species of spider was recently discovered near a forested area in Nong Rong, Phanom Thuan, Kanchanaburi, in western Thailand. The spiders were presented to researchers at the Chulalongkorn ...

The snack that smiles back has teamed up with another icon for a new, limited-edition holiday treat. Goldfish Snoopy Peppermint Cocoa Grahams will be available starting this month at national ...

A research paper authored by a researcher at Shedd Aquarium and published in Journal of Great Lakes Research assesses the fish species that spawn in the Chicago River to sustain and support resilient, ...