A complete guide to the Leopard Angelfish, a line-bred spotted Pterophyllum scalare. Learn how the spot pattern forms, why it changes with age and mood, and how to care for one.

Vulcan Corydoras CW111 is a rare, undescribed Cory that rarely reaches the US. Here is what the CW code means and how to set up a tank properly.

A complete guide to Rio Nanay angelfish, the wild Pterophyllum scalare locality form from blackwater near Iquitos, Peru. Covers wild-caught vs F1, water, tankmates and acclimation.

Red Dragon Angelfish is a line-bred Pterophyllum scalare strain with no official standard. Here is what the name really means, how the color develops, and what to check before buying.

A practical care guide to Geophagus mirabilis, the yellow-orange eartheater from Brazil. Tank length, fine sand, water parameters, diet, group size and tankmates.

Marble angelfish are a selectively bred pattern, not a species, and that pattern keeps changing as the fish grows. Here is how the varieties differ and what to expect.

Not every red angelfish is the same fish. Compare Premium Koi, Super Red, Red Dragon, koi caps and wild red-spotted scalare, and learn how to keep the color.

Where angelfish sold in the USA really come from, and how overnight live shipping works. A practical look at domestic, imported and wild-caught stock.

A full care guide to wild Manacapuru angelfish, from Rio Manacapuru water chemistry to pairing and spawning. Includes acclimation after overnight shipping.