The Orinoco Angel Pleco, scientifically known as Hypancistrus sp. (L201), is a stunning and graceful member of the Loricariidae family, native to the fast-flowing, rocky waters of the Orinoco River basin in South America. Known for its striking contrast of dark coloration marked with bright, star-like spots, this pleco has earned a devoted following among aquarists who appreciate its refined beauty and peaceful nature. The body of the Orinoco Angel Pleco is sleek and compact, designed for life among rocks and submerged wood in moderate to strong currents. Its jet-black or deep brown base color is covered with an elegant pattern of small white or pale yellow spots, giving it a celestial, almost cosmic appearance. The fins, especially the dorsal and caudal, are often slightly elongated and display the same dotted pattern, enhancing its visual appeal when it glides along surfaces or rests in shaded areas. In the aquarium, this species thrives in environments that mirror its natural riverine habitat. Smooth rocks, driftwood, and caves should be provided to offer shelter and territorial boundaries, as these plecos appreciate having secure hiding spots where they can retreat during the day. The water should be clean, well-oxygenated, and gently moving, supported by strong filtration and regular maintenance. Dim lighting or the use of floating plants helps create the subdued conditions they naturally prefer, bringing out their best coloration and behavior. The Orinoco Angel Pleco is generally peaceful and well-suited to community aquariums, coexisting comfortably with other calm species that occupy different areas of the tank. However, males may become mildly territorial toward one another, especially in smaller spaces or when suitable hiding spots are limited. Providing ample shelters can prevent conflicts and encourage more natural behavior. Diet should be varied and nutritionally balanced, reflecting their omnivorous tendencies. They feed on a mix of plant material, algae, and protein sources in the wild. In captivity, they readily accept sinking pellets or wafers formulated for plecos, along with fresh vegetables such as zucchini, cucumber, and spinach. Occasional feedings of live or frozen foods like bloodworms or brine shrimp can be offered to provide extra protein and support healthy growth. Breeding Hypancistrus sp. (L201) in aquariums is possible under the right conditions. Pairs typically spawn in caves, with the male guarding the eggs and fry until they are free-swimming. Ensuring high water quality, stable conditions, and an appropriate selection of cave structures can help encourage spawning behavior. The Orinoco Angel Pleco is a perfect example of elegance and adaptability in a freshwater fish. Its calm temperament, distinctive spotted pattern, and compatibility with other peaceful species make it a treasured addition to both display and breeding aquariums. When given proper care and a well-maintained environment, it thrives beautifully, bringing a touch of the Orinoco’s mystery and splendor to the home aquarium.