Iridescent Shark (Pangasianodon hypophthalmus) Merch Also known as the Polar

Also known as the Polar Blue Parrot Cichlid

Like all Hypancistrus species

5 (prefers acidic conditions)

preferring a fine-gravel-bottom aquarium with plenty of roots and rocks for hiding places

Sometimes referred to in the hobby as a Xingu I

Iridescent Shark (Pangasianodon hypophthalmus) Merch Also known as the PolarThe Iridescent Shark is also known as the Pangasius Catfish. There is also an albino iridescent shark. As you may have guessed from some of the other common names, this really isn't a shark, it's a catfish. They originate from Asia and this is one of the species that is completely unsuitable for most hobbyists in our opinion. This fish can grow to be almost 4 feet in length (120 cm) and sometimes larger in the wild. They are very active swimmers as