The Long-Fin Tetra is a selectively bred variant of the Black Tetra, featuring elongated, flowing fins that add a touch of elegance to any aquarium. Specifications: Scientific Name: Gymnocorymbus ternetzi (Long-Fin Variant) Origin: South America (Captive-bred variant) Maximum Size: Up to 2.5 inches (6 cm) Tank Requirements: Minimum 15 gallons; enjoys gentle water flow and soft lighting Diet: Omnivorous; eats…