You have just fed your fish and are admiring their lovely colours and movements and then you notice tiny white spots on them. Don’t freak out, these little spots which resemble sugar or salt crystals sprinkled on your fish are actually a tiny parasite protozoan called Ichthyophthirius multifiliis, or “ich” for short, and is very […] Freshwater stingrays demand high water quality with excellent filtration. They are best kept in a species tank due to their special requirements. Some species of plecs may acquire a taste for the rays mucus. Important. This fish should be kept in really large aquariums with adequate crowd. No small Guppies or small fish. Pictures Things You Need to Know About Severum (Banded Cichlid) A species of Cichlid is native to South America. Severum or Banded Cichlid is a tropical fish that comes in many varieties and colors, and make a wonderful addition to your aquarium.

While Southeast Asia's half-ton giant freshwater stingray packs a 15-inch, poison-coated, serrated stinger, it’s actually a gentle, inquisitive creature, an endangered titan that researchers are scrambling to understand before humans drive it to extinction.