The Black Diamond Stingray is a rare and highly sought-after freshwater stingray, featuring a velvety black body with striking white spots, making it a prized addition to large aquariums. Specifications: Scientific Name: Potamotrygon leopoldi Origin: Brazil (Xingu River) Maximum Size: Up to 24 inches (60 cm) Tank Requirements: Minimum 250 gallons; soft sandy substrate with strong filtration Diet: Carnivorous; consumes…