This microscopic animal that cleans the water in biological pools, captured in the photo above, is a water flea, or rather, a cladoceran, a species of small freshwater crustacean. As the image demonstrates, its [...]

August is vacation month. Hot days! To cool off, everyone is looking for places by the sea. The seaside, the riverside. Or the biopoolside? Everyone has their own preferences. What matters is the presence [...]