
Aulonocara sp. 'Firefish' - Tropical Fish for Sale UK
24–28°C · pH 7.5–8.5 · 200L

Datnioides microlepis
A striking gold-banded predator from Indonesia that becomes a large, impressive centerpiece fish for experienced aquarists. Expert care, semi-aggressive. 24-30C, pH 6.0-7.5.
Maintain these water conditions for optimal health and vibrant colors
The Gold Tiger Datnoid, scientifically known as Datnioides microlepis, is a striking gold-banded predator from Indonesia that becomes a large, impressive centrepiece fish for experienced aquarists. Available for exotic fish for sale UK, this species reaches up to 65cm in length and requires a massive tank of at least 1,000 litres to accommodate its size and active swimming behaviour. Native to freshwater rivers and floodplain habitats of Sumatra and Kalimantan, the Gold Tiger Datnoid is a demanding species best suited to dedicated aquarists with the space, resources, and expertise to provide long-term care for a large predatory fish.
The Gold Tiger Datnoid is a large, robust fish with a deep, laterally compressed body and striking gold-and-black banded pattern. The body is typically golden-yellow with bold vertical black bars that create a tiger-like appearance. The number and pattern of bars can vary between individuals, adding to the species' visual appeal. The fins are large and well-developed, and the eyes are large and expressive. Juveniles display more vibrant colours, which may fade slightly as the fish matures. Overall, the Gold Tiger Datnoid is a visually stunning fish that commands attention in any large predatory setup and offers a dramatic presence that few other species can match.
Native to freshwater rivers and floodplain habitats of Sumatra and Kalimantan in Indonesia, the Gold Tiger Datnoid inhabits slow-moving rivers, flooded forests, and estuaries with murky water and plenty of submerged structures. The water is typically warm, soft to moderately hard, and slightly acidic to neutral. In the wild, these fish are ambush predators that feed on smaller fish, crustaceans, and insects. They are highly adapted to low-visibility environments and rely on their keen senses to detect prey. Replicating these conditions in the aquarium—with warm water, excellent filtration, and subdued lighting—is essential for the health and well-being of this species.
A minimum tank size of 1,000 litres is essential for adult Gold Tiger Datnoids, with larger tanks strongly recommended for long-term housing. Use a substrate of fine sand, and provide minimal decor to allow plenty of open swimming space. Include some driftwood and smooth rocks for visual interest, but avoid sharp or abrasive materials. Use a tight-fitting lid with no gaps, as these fish are powerful and may jump. Filtration must be extremely robust to handle the significant bioload produced by large predatory fish, with weekly water changes of 30-50% recommended. Maintain soft to moderately hard, slightly acidic to neutral water, and provide excellent oxygenation. Subdued lighting will reduce stress and encourage more confident behaviour.
Gold Tiger Datnoids are primarily carnivorous, feeding on live and frozen meaty foods. Offer a varied diet of quality meaty foods such as shrimp, fish flesh, krill, earthworms, insects, and prepared carnivore pellets or sticks. Feed appropriately sized portions 2-3 times per week for adults, and avoid overfeeding, which can lead to obesity and water quality issues. Juveniles can be fed more frequently with smaller portions. A protein-rich diet will support health and maintain the fish's impressive size and condition. Variety is essential to ensure balanced nutrition and prevent dietary deficiencies.
The Gold Tiger Datnoid is a shy, retiring fish that spends much of its time lurking in the mid-to-lower levels of the aquarium, waiting patiently to ambush prey. They are intelligent and may learn to recognise their keeper, though they remain cautious and retiring compared to more boisterous predators. Datnoids are generally peaceful towards tankmates that are too large to eat, but they will consume anything that fits in their considerable mouth. Despite their size, they are relatively calm and make excellent centrepiece fish for large predatory community setups. Their deliberate movements and striking appearance make them a fascinating species to observe.
Choose tankmates very carefully to ensure compatibility with this large predator. Suitable companions include very large, robust fish of similar size only, large catfish, and other large datnoids only in very large aquaria with extreme caution. Avoid small fish, shrimp and other small invertebrates, fin-nipping species, overly aggressive tankmates, and fish small enough to be swallowed. The key to success is maintaining a very spacious tank and ensuring all tankmates are of similar size and temperament. The Gold Tiger Datnoid is best kept in a specialised large predatory fish setup with carefully chosen tankmates.
Spawning Gold Tiger Datnoids in home aquaria is uncommon, and little reliable captive breeding information is available. Wild fish are often imported, and successful reproduction likely requires very large systems and hormone-assisted breeding techniques similar to those used in commercial operations. For most hobbyists, breeding this species is beyond the scope of home aquaria. The focus should be on providing excellent long-term care for these impressive predatory fish.
Tropical Fish Co is a leading supplier of freshwater fish for sale UK, offering healthy, well-conditioned Gold Tiger Datnoids sourced from reputable suppliers and quarantined for quality assurance. We provide expert guidance on predatory fish for sale UK care, tank setup, water chemistry, and long-term planning to help you create a thriving large predatory aquarium. With secure packaging, reliable rare tropical fish UK delivery, and a commitment to customer satisfaction, Tropical Fish Co makes it easy to buy exotic tropical fish UK with confidence. Whether you're planning your first large predatory tank or adding to an established collection, our knowledgeable team is here to support your success.
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