Angelfish (likely Zebra Angelfish variety)

Physical Characteristics

Angelfish have a distinctive disc-shaped, laterally compressed body with elongated dorsal and anal fins, giving them a triangular appearance. They also possess long, flowing ventral fins. The variety in the image appears to be a Zebra Angelfish, characterized by vertical black stripes on a silver body. Fins can be clear or slightly colored. Their scales are relatively small.

Habitat & Distribution

Native to the Amazon Basin in South America, specifically in slow-moving waters, flooded forests, and tributaries of the Amazon River, including parts of Peru, Colombia, and Brazil. They prefer areas with dense vegetation, submerged roots, and calm waters. They are commonly found at depths where plants provide cover.

Size & Weight

In captivity, they typically grow to about 6 inches (15 cm) in length and 8 inches (20 cm) in height (fin-tip to fin-tip). In the wild, they can grow slightly larger, up to 10 inches (25 cm) in height. Weight is generally negligible for hobbyists, but adult angelfish can weigh a few ounces.

Similar Looking Species

Other angelfish species such as Pterophyllum altum (Altum Angelfish) and Pterophyllum leopoldi (Leopoldi Angelfish). Altum Angelfish are generally larger, have a more elongated snout, and often possess more defined stripes. Leopoldi Angelfish are smaller and have a characteristic dark spot at the base of the dorsal fin.

Ecological Role

Angelfish are omnivores, feeding on a diet of small crustaceans, insects, and plant matter in the wild. They can be both prey and predator depending on their size and environment. In their native habitats, they are part of the complex food web of the Amazon. In the aquarium trade, they are one of the most popular freshwater ornamental fish. Their conservation status is generally 'Least Concern' by the IUCN, but wild populations can be affected by habitat degradation.

Identified on: 11/9/2025

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