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 ...

Water does end up going into freshwater fish’s mouths, but instead of swallowing it, the water is filtered out through the ...

In an Australian first, researchers have described a new species of 15-million-year-old fossilized freshwater fish, ...