Malayan Leaf Fish

Nandus nebulosus

Malayan Leaf Fish (Nandus nebulosus) — Varies care, Peaceful, under Other. Minimum tank in the app: 40 US gal min; aim for 73–82°F and pH 6.5–7.5. The Malayan Leaf Fish is an intriguing choice for aquarists who appreciate unique species with distinct swimming patterns.

Malayan Leaf Fish (Nandus nebulosus) in a planted freshwater aquarium
Care levelVaries
TemperamentPeaceful
Min tank size40 US gal min
pH range6.5–7.5
Temperature73–82°F
Max size7.9 in (20.0 cm)
Captive lifespan5–8 years
SchoolingNo

Captive lifespan reflects typical experience in a home aquarium, not maximum recorded age; genetics, sourcing, and care vary.

Natural distribution

Asia

  • East & Southeast Asia

Regional colours match the stocking calculator’s origin map.

Malayan Leaf Fish Tank Setup

Create a visually engaging environment with ample cover from plants and driftwood, allowing for exploration and hiding spots. Maintain moderate water flow to mimic natural conditions, and use a darker substrate to enhance their coloration. Lighting should be soft to reduce stress and encourage natural behaviours.

What Do Malayan Leaf Fishs Eat?

Feeding is best done with a mix of high-quality flakes and frozen foods, as they can be slow eaters amidst competition. Monitor for any signs of food hoarding, which may indicate stress or dominance issues among tank mates.

Malayan Leaf Fish Tank Mates

Ideal companions include similarly sized, non-aggressive fish that occupy different swimming zones. Avoid pairing with overly boisterous species that may provoke aggression. Intraspecies interactions are generally peaceful unless space is limited; providing ample room is crucial to prevent territorial disputes.

Are Malayan Leaf Fishs Good for Beginners?

Care demand varies with setup and individual fish; use the numbers above as your baseline. Aquarists often underestimate the importance of space and structure, leading to aggressive encounters. Inadequate water parameters, particularly pH and temperature fluctuations, can also compromise their well-being, resulting in stress-related behaviours or health decline.

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