Sharks are becoming a popular feature in home aquariums, but there’s a clear distinction between freshwater and saltwater species. Freshwater sharks aren’t “true” sharks; they are small fish with ...

At one time or another, most fishermen have a Jaws moment. For one gnarled veteran trawling Tuggerah Lake, actually a smallish freshwater lagoon situated about 90 km north of Sydney, that moment came ...

Researchers recorded lemon sharks (Negaprion brevirostris) preying on an invasive species, the jaguar cichlid (Parachromis ...

Tik Tok viewers were shocked when a video was recently posted of a man catching a bull shark in what he said was the Guadalupe River in Texas. A shark in freshwater? Could it be true? Yes, and it ...

Bull sharks go by many names. In France they're called requin bouledogue. They're known as the Tiburon in Spain; the Zambezi in South Africa; the Ganges shark in India; the Nicaragua shark in Central ...

GALVESTON, Texas — A study by Texas A&M researchers showed a dramatic increase in the baby bull shark population in several brackish Texas waterways that have a combination of freshwater and seawater.

Researchers observed the unique behaviour near Fernando de Noronha, an archipelago 220 miles off the coast of mainland Brazil ...

Sharks in rivers may sound strange, but some Indian rivers are habitats for them. Sharks, like bull sharks and river sharks, can survive in both saltwater and freshwater. They enter rivers to hunt, ...

Heavy rains forced invasive Jaguar cichlids into Sueste Bay, where lemon sharks seized the opportunity, revealing surprising predator-prey interactions in marine ecosystems.