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Tetraodon lineatus

Globe fish (Tetraodon lineatus fahaka) - Tropical Fish for Sale UK

Expert Only
Aggressive
£21.99Sold 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 African freshwater puffer with bold stripes, huge personality, and demanding care needs best suited to experienced keepers. Expert care, aggressive. 24-28C, pH 6.5-8.0.

Care at a Glance

Scientific Name
Tetraodon lineatus
Max Adult Size
up to 50 cm
Lifespan
10 years
Care Level
Expert
Temperament
Aggressive
Temperature
24–28°C
pH Range
6.5–8
Hardness
5–20 dGH
Minimum Tank
700L
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
6.5–8
6.5Ideal8
Water Hardness
5–20 dGH
5 dGHIdeal20 dGH

Overview

The Fahaka Puffer (Tetraodon lineatus), also known as the Nile Puffer or Globe Fish, is a striking African freshwater puffer celebrated for its bold stripes, huge personality, and demanding care needs. Native to the Nile and other river systems across Africa, this aggressive, intelligent species is best suited to experienced keepers with large, species-only systems. Available for sale UK-wide, the Fahaka Puffer is an excellent choice for specialist aquarists seeking a charismatic, interactive fish with expert-level care requirements.

Quick Facts

  • Adult Size: Up to 50 cm
  • Minimum Tank: 700 litres
  • Water Temperature: 24-28°C
  • pH Range: 6.5-8.0
  • Temperament: Aggressive

Appearance and Coloration

Tetraodon lineatus displays a robust, rounded body with bold vertical stripes of dark brown to black on a yellow to golden background. This striking pattern is most pronounced in juveniles and may fade or become more intricate with age. The species has large, expressive eyes, a powerful beak-like mouth, and a distinctive, intelligent expression. Coloration can intensify or fade based on mood, stress, and environment.

Natural Habitat

The Fahaka Puffer inhabits freshwaters across Africa, especially the Nile and other river systems and floodplains. These environments feature moderate to strong current, abundant submerged wood, rocky areas, and seasonal fluctuations in water level and flow. The fish are solitary predators, hunting for snails, mussels, crustaceans, and fish while sheltering among roots and rocks.

Aquarium Setup

A minimum 700-litre aquarium is essential for the Fahaka Puffer, with larger tanks strongly preferred for adult specimens. Provide ample hiding places using smooth driftwood, caves, and PVC pipes. Avoid sharp décor, as puffers can be clumsy swimmers and may injure themselves. Strong filtration and excellent oxygenation are critical, as this species is extremely messy and produces substantial waste. A secure, heavy lid is essential, as puffers are strong jumpers.

Water Parameters

Maintain neutral to slightly alkaline water with pH 6.5-8.0 and temperatures between 24-28°C. General hardness (GH) of 8-15 dGH is ideal. The Fahaka Puffer is adaptable but performs best in well-oxygenated water with strong circulation. Perform large weekly water changes of 30-50% to control nitrate and maintain stable parameters. Avoid poor water quality or unstable chemistry.

Feeding and Diet

Tetraodon lineatus is a carnivore that requires a varied diet of meaty foods. Offer snails, mussels, clams, shrimp, earthworms, insect larvae, and other protein-rich foods. Hard-shelled foods such as ramshorn snails, Malaysian trumpet snails, or crayfish are essential to help wear down the puffer's continuously growing teeth. Feed once daily or every other day in large portions appropriate for the fish's size.

Expert Tip

Teeth grow continuously and must be managed with a diet that includes hard-shelled foods. Monitor tooth growth regularly and consult a vet experienced with puffers if trimming becomes necessary.

Behaviour and Personality

The Fahaka Puffer is a highly intelligent, aggressive, and solitary fish. This species is highly territorial and prone to fin-nipping and biting, 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. Keep singly to avoid aggression.

Tank Mates

Usually best kept alone. If compatibility is attempted in very large tanks, only large, fast, robust fish should be considered, though success is rare. Avoid small fish, slow-moving fish, long-finned fish, shrimp, and snails. This species is best suited to species-only setups.

Breeding

Breeding is uncommon in home aquaria and requires excellent water quality, a very large setup, and a compatible pair. Parental care is not typically relied upon in captivity. Little is known about successful captive breeding or fry rearing.

Why Buy from Tropical Fish Co

Tropical Fish Co specializes in rare and specialist-level species, including the impressive Fahaka Puffer. Every fish is quarantined, health-checked, and acclimatized to UK water conditions before dispatch. We provide expert guidance on large-scale 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.