Angelfish Pterophyllum scalare (and P. altum)

Angelfish
Angelfish
Angelfish
The freshwater Angelfish is native to rivers the Amazon Basin, the Orinoco and Guyana Shield. The species shown in all but the last row of the page, P. scalare, is native to the Amazon Basin.
Angelfish
Angelfish
Angelfish
They are unusually-shaped for cichlids, being laterally thin, large discs with long fins making a triangular shape and with trailing, ribbonlike pelvic fins. Most are striped black to give camouflage in river vegetation.
Angelfish
Angelfish
Angelfish
Some are naturally without stripes. The black Angelfish above was bred in aquaculture. They form mongamous pairs for breeding.
Rio Nannay Angelfish
Rio Nannay Angelfish
Rio Nannay Angelfish
The Rio Nannay Angelfish, above, is the same species, from the Rio Nannay region.
Altum Angelfish
Altum Angelfish
Altum Angelfish
Above is the P. altum species, the Altum or Orinoco Angelfish native to the Orinoco and upper Rio Negro. It is the largest of the 3 species of freshwater Angelfish, the tip of its dorsal and anal fins reaching nearly 40cm (15 inches). With a silvery background colour, distinguishing characteristics include an indent above the snout and different spawning habits.