The Angelfish (Pterophyllum scalare) is a popular and elegant freshwater fish native to the Amazon River basin. Known for its triangular shape and long, flowing fins, angelfish thrive in aquariums of 20 gallons with warm temperatures (76–82°F) and slightly acidic to neutral water. These peaceful yet occasionally territorial fish do well in community tanks with similar-sized species, though they may nip at smaller fish or invertebrates. Angelfish are omnivorous, requiring a balanced diet of high-

The Red Koi Angelfish (Pterophyllum scalare) is a stunning freshwater cichlid admired for its vivid red-orange hues and marbled koi-like pattern. Originating from the Amazon Basin, this graceful species features tall fins and elegant movement that add beauty to any community aquarium. Peaceful yet proud, it thrives in warm, soft water with calm tankmates and a planted setup that highlights its striking colors. | Pet Zone Tropical Fish, San Diego, California