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Pterophyllum scalare, also known as Rio Jufaris, is a sought-after geographic form of the South American freshwater angelfish. Its tall, laterally compressed body, extended fins, and vertical bars make it an instantly recognizable cichlid. This population, originating from the Rio Jufaris in Brazil, is offered as a wild-collected specimen. Its limited availability gives it a very rare status in the aquarium trade. It requires warm, soft to slightly acidic water, a well-structured layout, and peaceful tank mates able to respect its space.

General species description

Pterophyllum scalare belongs to the freshwater angelfishes, cichlids valued for their elegant posture and advanced social behavior. In an aquarium, it benefits from group maintenance when young, while pairs may defend a territory during spawning. Its laterally compressed body allows it to move between stems and roots. It is generally a peaceful fish that becomes territorial during spawning. Small fish that could be swallowed by an adult should nevertheless be avoided. The Rio Jufaris form is especially appealing to aquarists seeking a precise geographic origin rather than a standard captive-bred strain. This offering is exclusive at Ton.Fish in Canada and consists of wild fish.

Geographic origin and biotope

This population comes from the Rio Jufaris in Brazil, within the Amazonian environment. It inhabits river sections or side channels where the current remains slow to moderate, with warm water often tinted by organic matter. The biotope includes wooded banks, submerged roots, fallen branches, and areas shaded by dense marginal vegetation. In the aquarium, a layout using roots, tall plants, and shaded areas better reproduces its needs than a very open tank. Efficient filtration without excessive water movement helps maintain stable conditions. Because this is a very rare, wild-collected form, gradual acclimation and proper quarantine are especially advisable.

Precise location and local name

The name Rio Jufaris refers to the collection locality associated with this population of Pterophyllum scalare. In Brazil, freshwater angelfish are commonly called acará-bandeira, a vernacular name referring to their upright profile and banner-like fins. In the aquarium trade, the Rio Jufaris designation mainly distinguishes this origin from the many captive-selected strains. Keeping the locality name with the fish helps preserve their geographic traceability. For a wild population, origin details and acclimation conditions are just as important as the coloration seen upon arrival. This strain remains exclusive at Ton.Fish in Canada.

Appearance and physical characteristics

Pterophyllum scalare has the typical freshwater angelfish body: very tall, laterally compressed, and triangular. The dorsal and anal fins extend strongly toward the rear, while the pelvic fins form long filaments. The natural pattern generally includes a silver to gray background with dark vertical bars, whose intensity changes with mood, age, and surroundings. The fins may show yellowish or reddish tones, especially in well-conditioned specimens. The fish’s considerable height should be considered when choosing an aquarium; a tall tank is preferable to a tank that is merely long. The Rio Jufaris form is distinguished mainly by its wild origin and rarity, rather than by an artificially selected trait.

General diet

In nature, Pterophyllum scalare searches for small prey, larvae, tiny crustaceans, and other invertebrates among vegetation and debris. In the aquarium, its diet should be varied and offered in small portions: quality cichlid pellets, frozen foods such as brine shrimp or mosquito larvae, and live foods when available. A complete dry food can be suitable, but it should not be the only food offered. Wild specimens may accept food more gradually, so a patient transition helps reduce stress. Moderate portions should be provided to prevent water pollution. A diet containing suitable animal protein, alternated with balanced meals, supports growth, condition, and overall resilience.

Essential data

• River of origin: Rio Jufaris
• Local name used: Acará-bandeira
• Origin of the scientific name: Name assigned to the species during its taxonomic description.
• Full-name etymology: Pterophyllum means “fin-leaf”; scalare means “ladder-shaped.”
• Common/vernacular names: Freshwater angelfish, angelfish, acará-bandeira, Rio Jufaris
• Family: Cichlidae
• Subfamily: Cichlinae
• Name pronunciation: ter-oh-FIL-um - ska-LA-reh
• Discovery: Schultze, 1823
• Maximum adult size: Approximately 15 cm in length
• Water temperature and pH: 24 to 30 °C; pH 6.0 to 7.5
• Watercourse appearance and surrounding vegetation: Slow to moderately flowing water, wooded banks, roots, submerged branches, and dense vegetation
• Typical tank mates: Medium-sized Amazonian tetras, pencilfish, peaceful small cichlids, adult Corydoras, peaceful loricariids, and other non-aggressive bottom fish
• Temperament and behavior: Peaceful to territorial; social in groups and more defensive while spawning
• Water depth: Shallow to medium-depth areas near banks and vegetation
• Sexual dimorphism: Difficult to distinguish outside breeding; the genital papilla is more useful before spawning
• Bottom structure and flow: Sand, mud, and plant debris; slow to moderate flow

In your aquarium

To succeed with Pterophyllum scalare, provide a tall, mature, well-covered aquarium with warm, stable water and low waste levels. Sturdy plants, roots, and quiet areas give wild fish useful reference points during acclimation. Avoid boisterous tank mates, fin nippers, and species small enough to be treated as prey. Regular water changes, varied food, and close observation of territorial behavior are essential. Since this form is very rare and exclusive at Ton.Fish in Canada, responsible keeping begins with respecting its origin and natural requirements.