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Pao palembangensis

Tetraodon palembangensis - Tropical Fish for Sale UK

Expert Only
Aggressive
£9.99Sold Out

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Live arrival guaranteed. If they don’t arrive healthy, email us a short unboxing video the same day for a replacement or refund. Packed in oxygenated bags with insulation and heat packs when needed.
£19.95 tracked delivery — half price (£9.98) from £100.00, free from £200.00. One delivery charge however many fish you add — everything travels together with a licensed live-animal courier.
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A striking, predatory freshwater puffer with bold patterning and a demanding, specialist-only care profile. Expert care, aggressive. 24-28C, pH 6.5-7.5.

Care at a Glance

Scientific Name
Pao palembangensis
Max Adult Size
up to 35 cm
Lifespan
10 years
Care Level
Expert
Temperament
Aggressive
Temperature
24–28°C
pH Range
6.5–7.5
Hardness
5–15 dGH
Minimum Tank
500L
Diet
Carnivore

Adult size is the maximum length this species reaches at full maturity (scientific sources). The livestock you receive will be younger and smaller — pick a size above for the actual shipping size. Product-photo provenance and any image-specific limitations are stated on the listing.

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Water Parameters

Maintain these water conditions for optimal health and vibrant colors

Temperature
24–28°C
24°CIdeal28°C
pH Level
6.5–7.5
6.5Ideal7.5
Water Hardness
5–15 dGH
5 dGHIdeal15 dGH

Overview

The Palembang Puffer (Pao palembangensis), formerly known as Tetraodon palembangensis, is a striking, predatory freshwater puffer with bold patterning and a demanding care profile. Native to rivers and floodplain habitats across Southeast Asia, this aggressive species requires specialist-only care and is best kept alone. Available for sale UK-wide, the Palembang Puffer is an excellent choice for experienced aquarists seeking a charismatic, intelligent fish with expert-level care requirements.

Quick Facts

  • Adult Size: Up to 35 cm
  • Minimum Tank: 500 litres
  • Water Temperature: 24-28°C
  • pH Range: 6.5-7.5
  • Temperament: Aggressive

Appearance and Coloration

Pao palembangensis displays a robust, rounded body with intricate patterning of dark brown to black markings on a yellow to golden background. The species is often called the "Humpback Puffer" or "Dragon Puffer" due to its prominent dorsal hump and elaborate markings. The large, expressive eyes and beak-like mouth create a distinctive, intelligent profile. Coloration intensifies in well-conditioned individuals and can vary based on mood and environment.

Natural Habitat

The Palembang Puffer inhabits freshwater rivers and floodplain habitats across Thailand, Laos, Malaysia, and Indonesia. These environments feature moderate to strong current, abundant submerged wood, and areas with rocky or sandy substrates. The fish are solitary predators, hunting for snails, crustaceans, and other invertebrates while sheltering among roots and wood.

Aquarium Setup

A minimum 500-litre aquarium is essential for the Palembang Puffer, with larger tanks preferred for adult specimens. Provide ample hiding places using driftwood, caves, smooth rocks, and PVC pipes. Avoid sharp décor, as puffers can be clumsy swimmers. Strong filtration and excellent oxygenation are critical, as this species is messy and produces substantial waste. A secure lid is essential, as puffers can jump.

Water Parameters

Maintain neutral to slightly acidic water with pH 6.5-7.5 and temperatures between 24-28°C. General hardness (GH) of 5-12 dGH is ideal. The Palembang Puffer is adaptable but performs best in well-oxygenated water with strong circulation. Perform weekly water changes of 30-40% to control nitrate and maintain stable parameters. Avoid poor water quality or unstable chemistry.

Feeding and Diet

Pao palembangensis is a carnivore that requires a varied diet of meaty foods. Offer snails, crustaceans, worms, insect larvae, and other protein-rich frozen or live foods. Hard-shelled prey such as ramshorn snails, Malaysian trumpet snails, or crayfish are essential to help wear down the puffer's ever-growing teeth. Feed once daily or every other day in portions that are consumed within a few minutes.

Expert Tip

This species' teeth grow continuously and must be managed with a diet that includes hard-shelled foods. Monitor tooth growth and consult a vet if trimming becomes necessary.

Behaviour and Personality

The Palembang Puffer is a highly intelligent, aggressive, and solitary fish. This species is highly predatory and will bite tankmates, making it unsuitable for community tanks. Puffers are curious and interactive, often recognizing their owners and begging for food. They are also skilled at rearranging tank décor and can be destructive.

Tank Mates

Best kept alone. Avoid small fish, slow-moving fish, fin-nipping species, other puffers, and shrimp. This species is not suitable for community aquariums and should be housed singly in a species-only setup.

Breeding

Breeding is uncommon in home aquaria, and reliable captive spawning information is limited. If breeding occurs, a large, carefully conditioned pair and excellent water quality are typically required. Little is known about parental care or fry rearing in captivity.

Why Buy from Tropical Fish Co

Tropical Fish Co is your trusted source for specialist-level species, including the fascinating Palembang Puffer. Every fish is quarantined, health-checked, and acclimatized to UK water conditions before dispatch. We provide expert guidance on specialist tank setup, water chemistry, and feeding regimens to help you succeed with this demanding species. With fast, reliable delivery across the UK and a commitment to quality fishkeeping, Tropical Fish Co is your premier destination for expert-level freshwater fish.

Customer Reviews

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What customers say about ordering from us

  • 4 out of 5Verified buyer

    I have a small group of long finned mountain minnows. So was delighted to be able to order ten of this variety to increase the genetics in my tank . The ones I recieved are healthy but it’s to early to give a verdict on wether they are of a long finned type since they are small currently.

    Gordon Walker · 23 Sept 2026

  • 5 out of 5Verified buyer

    100% success travel and "installation". Pleased with quality of purchase. The Siamese fighter a bit "shy" so have not yet seen him at his best yet but looking good. Happy customer. GG

    George E Garratt · 21 Sept 2026

Reviews of our shop, collected by Judge.me, an independent third-party review collector. Newest first.