Livebearer fish are some of the most fascinating marine creatures. Instead of laying eggs, they produce fully formed live young. They only make up a tiny percent of fish species globally, but many ...

A small and colorful freshwater fish, Endler’s livebearer is popular in the aquarium trade. Native to Venezuela, they share habitats with guppies and are live-bearing fish. In the wild, they play a ...

Here are our favorite types of freshwater fish you can keep as a pet. If you're in the throes of setting up a home aquarium, ...

A pending world-record alligator gar caught by Art Weston is the heaviest freshwater fish ever landed on 2-pound test.

Water type: Archerfish are brackish water fish, meaning they need water that is a mix of freshwater and saltwater. 2. Tank size: They require a large tank, to thrive. 3. Water parameters ...

Invasive northern snakeheads can “walk” on land, breathe air and survive out of water for several days, and they also compete with native species in waterways ...

Roach fish that migrate between different lakes and water courses have larger pupils and better eyesight than roach fish that stay in one place. The adaptation makes it easier for the red-eyed ...

Bacteria play key roles in degrading organic matter, both in the soil and in aquatic ecosystems. While most bacteria digest large molecules externally, allowing other community members to share and ...

Freshwater ecology is the study of all aspects of the ecology of terrestrial aquatic systems, including rivers, lakes and ponds. It includes the community ecology of these ecosystems, as well as ...

This evening will see the showery rain clear to the north, leaving behind mostly cloudy skies. It will be largely dry tonight, but a few patches of rain will develop in the early hours. Turning ...