A giant fish species thought to be extinct has just been discovered in the Mekong River, through Cambodia.
Freshwater fish are fish species that live primarily in freshwater environments, such as rivers and lakes, with salinity less than 0.05%. Below is a list of popular freshwater fish
Leedsichthys is a giant fish of the Pachycormidae family, a group of Mesozoic bony fish that lived in the mid-Jurassic oceans.
The scales structure of a giant fish that can resist the sharp teeth of Piranha predatory fish is known as the 'sea monster' of the Amazon.
Flocks of giant fish, death-deep pits, are hundreds of meters deep or landslides of ice ... are strange phenomena after a natural disaster.
Now, researchers are trying to track this fish with advanced technology to better understand them and enhance conservation efforts.
Sometimes or not, the diver Shawn Murphy was the lucky person to capture the image of a grouper's mouth the moment he opened his mouth.
This is one of three giant grouper species ever recorded.
A sunfish weighing nearly 160kg has been caught in Seattle, Washington state - USA in the middle of the week.
An Oarfish fish about 6 meters long washed ashore at the Hacienda beach in Cabo San Lucas, Mexico. This is a very deep and rare species of fish that has only been seen when it was