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The Scobinancistrus aureatus L-014, also known as Sunshine Goldie, is a large South American loricariid prized for its golden coloration and sturdy appearance. Associated with the aquarium code L-014, this fish comes from the fast-flowing, rocky waters of the rio Xingu in Brazil. It is best suited to aquarists able to provide warm, highly oxygenated and very clean water, along with strong filtration and a secure layout. Since the species is relatively uncommon in the trade, each specimen deserves careful acclimation and an aquarium large enough for its adult development.

General species description

Scobinancistrus aureatus L-014 is a large, bottom-dwelling loricariid specialized for life on rocky substrates. Its armored body, sucker mouth and well-developed pectoral fins help it hold position in flowing water. In aquaria, it is usually discreet during the day and becomes more active under subdued lighting or after the lights go out. It should be considered a demanding fish because it needs highly oxygenated water, excellent water quality and substantial bottom space. It appreciates shelters made from rocks and large pieces of wood, as well as surfaces where natural aufwuchs can develop. Although generally peaceful, adult males may defend a cave against conspecifics or other bottom-dwellers. This wild species is offered as a wild-collected fish; responsible purchasing and traceability are therefore especially important.

Geographic origin and biotope

The species is native to Brazil, in the rio Xingu basin of eastern Amazonia. It inhabits river sections associated with rocky beds, slabs, boulders and crevices where loricariids can press themselves against the current. The Xingu biotope is characterized by sometimes powerful flow, warm water and high dissolved oxygen, especially in rapids. Submerged aquatic vegetation is often less abundant than in quiet, silty areas, although the banks may be bordered by Amazonian forest and dense riparian growth. In captivity, use a mature aquarium with strong water movement, several secure shelters and a stable temperature. The layout must be firmly anchored because a fish of this size can move light decorations while searching for food or shelter.

Precise location and local name

The aquarium code L-014 is the main identifier used in the specialist trade and among loricariid keepers. Its origin is generally associated with the rio Xingu, in Pará State, Brazil, particularly around rocky outcrops and rapids in the middle section of the river. “Sunshine Goldie” is an English trade name referring to its bright coloration. In Portuguese trade, it may be presented as a golden cascudo, but the L-014 code remains the most precise designation and helps prevent confusion with other yellow or golden plecos. Xingu populations are exposed to habitat alteration, so the origin of wild fish and collection practices should be considered before purchase.

Appearance and physical characteristics

Scobinancistrus aureatus L-014 has a robust body, flattened along the underside and covered with bony plates. Its base color ranges from brownish gold to golden yellow, with darker markings that can vary with age, mood and lighting. The fins are broad and may show contrasting patterns; the first rays of the pectoral and dorsal fins are strong and spine-like. Its underslung sucker mouth allows it to graze surfaces and resist current. Adults reach a considerable size for a community aquarium, which is one of its most important characteristics. Mature males may develop more visible odontodes on the body and fins, giving them a rougher appearance. Good lighting, a dark layout and varied feeding help display its golden coloration.

General feeding

Scobinancistrus aureatus L-014 is an omnivorous grazer with a detritivorous tendency. In nature, it consumes biofilm, algae, plant material and small organisms associated with rocky surfaces. In an aquarium, its diet should include bottom-feeder tablets with a vegetable component, blanched vegetables such as zucchini and cucumber, and richer protein foods offered in moderation. Feed after the lights go out, when the species is often more active. Wood can provide grazing surfaces and enrich the layout, but it does not replace a complete diet. Competition with other bottom-dwellers should be monitored because a large specimen consumes considerably more than a small bristlenose pleco. Regular, varied and fiber-rich feeding supports good condition, while uneaten food must be removed to protect water quality.

Essential data

• River of origin: Rio Xingu
• Local name used: L-014
• Origin of the scientific name: Scobinancistrus is the genus name; aureatus is the specific epithet.
• Full-name etymology: Scobinancistrus combines scobina, “file,” and Ancistrus, referring to odontodes; aureatus means “golden” in Latin.
• Common/vernacular names: Sunshine Goldie; Gold Nugget Pleco; L-014
• Family: Loricariidae
• Subfamily: Hypostominae
• Name pronunciation: sko-bin-an-SIS-trus - aw-ree-AH-tus
• Discovery: Wolfgang E. Burgess, 1994
• Maximum adult size: About 30 cm
• Water temperature and pH: 26 to 30 °C; approximately pH 6.0 to 7.5
• Appearance of the watercourse and surrounding vegetation: Warm, clear and highly oxygenated water; rocks, slabs and boulders in rapids; Amazonian riparian forest.
• Typical tankmates: Hypancistrus zebra L-046, Parancistrus aurantiacus L-056, Pseudancistrus asurini L-067, Scobinancistrus aff. aureatus L-014b
• Temperament and behavior: Generally peaceful, bottom-dwelling, discreet and territorial around shelters.
• Water depth: Shallow to moderately deep rocky sections of rapids.
• Sexual dimorphism: Adult males often show more developed odontodes and a heavier build.
• Bottom configuration and flow: Rocky bottom, crevices and hard surfaces; sustained to rapid current.

In your aquarium

Success with Scobinancistrus aureatus L-014 depends on a spacious aquarium, oversized filtration and well-distributed water movement. Provide stable rocks, caves large enough for an adult and varied food offered regularly. Wild fish require gradual acclimation and close attention to water quality. Avoid cool temperatures, waste accumulation and excessive competition on the bottom. With warm, clean and oxygen-rich water, this pleco can become a long-lasting centerpiece in a layout inspired by the rio Xingu.