Whiptail catfish
Rineloricaria lanceolata
intermediate careOverview
The whiptail catfish (Rineloricaria lanceolata and close relatives) is a slender, armoured loricariid with a long trailing tail filament, resembling a more robust, hardier version of the twig catfish. It spends its days resting on wood, sand and broad leaves, foraging quietly and causing no trouble. More adaptable than the delicate farlowella, it is an excellent intermediate-level oddball catfish for a peaceful, wood-filled community.
Tank & water
A single fish or pair needs a tank of at least 90 litres (24 gallons) with plenty of floor space. Hold 22–27 °C with a filter giving good oxygen and moderate flow on clean, well-cycled water.
- Driftwood: essential for shelter and grazing — provide several pieces.
- Smooth sand: a soft substrate suits their resting, foraging habit — see best aquarium sand and gravel and the substrate hub.
- Clean, oxygen-rich water: they dislike high nitrate and low oxygen.
Feeding
As omnivores leaning vegetarian, whiptails need a varied menu. Offer sinking pellets and wafers, algae wafers, blanched vegetables and the occasional frozen bloodworm or daphnia — a good sinking food that reaches the bottom is key. See our best fish food picks. Feed in the evening so these unhurried foragers get their share.
Tankmates
Peaceful and retiring, whiptails suit calm communities of tetras, rasboras, corydoras such as the bronze cory, dwarf cichlids and cherry shrimp. They ignore other fish and are happy alongside peaceful bottom-dwellers, including bristlenose plecos. Avoid large, aggressive or highly territorial tankmates.
Frequently asked questions
The whiptail catfish offers the twig-catfish look with far more resilience. Give it wood, sand and clean, mature water, and it becomes a fascinating, long-lived resident of a peaceful community tank.
Whiptail catfish — frequently asked questions
Is the whiptail catfish easier than a twig catfish?
Generally yes. The whiptail is a hardier, more adaptable relative of the delicate farlowella, taking a wider range of foods and water conditions. It still needs wood, clean water and a mature tank, but it is a more forgiving loricariid for keepers ready to move beyond bristlenose plecos.
Do whiptail catfish eat algae?
They graze some algae and biofilm from wood and surfaces, but they are omnivores, not dedicated algae eaters. Feed them sinking foods, algae wafers and blanched vegetables — don't expect them to keep the glass clean or to feed themselves on algae alone.
Do whiptail catfish need driftwood?
Yes. Like most loricariid catfish they rasp on and shelter among wood, and driftwood is important for both their behaviour and, for many, their digestion. A tank with several pieces of wood and sand suits them best.
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