There is a long-standing tension between aquarium hobbyists and marine biologists over how to interpret fish behavior.

We visited a tropical fish breeding flea market packed with koi, cichlids, discus, and more. Local breeders brought out some incredible specimens, from vibrant discus to high quality koi. Tank setups, ...

NEOSHO, Mo. -- Officials at a federal fish hatchery in southwest Missouri are hoping new water tanks will provide a better breeding environment for endangered pallid sturgeon. The Neosho National Fish ...

PENYABANGAN, Indonesia (AP) — It took a broken air conditioner for Tom Bowling to figure out — after nearly eight months of failure — how to breed the coveted pink-yellow tropical fish known as ...