A massive riverine shark-catfish native to Southeast Asia. It is an extremely active 'tank buster' that reaches up to 90cm (3 feet) in length. They are easily startled, prone to panic attacks, and can severely injure themselves by smashing into the aquarium glass. Due to their immense adult size, they are strictly suited for massive custom aquariums or heated indoor ponds.
Pangasius nasutus (Long-Nosed Pangasius) At a Glance
Pangasius nasutus (Long-Nosed Pangasius) Tank Requirements
Will Pangasius nasutus (Long-Nosed Pangasius) fit in your tank?
Care guides tell you what Pangasius nasutus (Long-Nosed Pangasius) needs, the next question is whether your tank can safely provide it. Test Pangasius nasutus (Long-Nosed Pangasius) against your tank size, maintenance needs, and the fish you already keep before you buy.
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Pangasius nasutus (Long-Nosed Pangasius) Water Parameters
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Pangasius nasutus (Long-Nosed Pangasius) Temperament & Compatibility
Pangasius nasutus (Long-Nosed Pangasius) Varieties
Each variety inherits the species defaults above. Only differences are highlighted.
Adult (Standard)
The fully grown adult. While not aggressively territorial, it is a voracious omnivore and piscivore. It will inhale any fish small enough to fit into its cavernous mouth. Requires immense swimming space.
Same care requirements as the base species
Also known as: Adult, Monster Fish
Juvenile (Grow-out)
Commonly sold at this size. Be warned: they grow at an explosive rate and will quickly outgrow standard aquariums. Highly active and requires a tank free of sharp decorations to prevent impact injuries.
Differs in 3 traits from base species
Also known as: Baby, Juvenile
Pangasius nasutus (Long-Nosed Pangasius) Care Guide Summary
The Pangasius nasutus (Long-Nosed Pangasius), scientifically known as Pangasius nasutus, belongs to the Catfish family group. Adults reach a maximum size of approximately 90 cm and have a fusiform body shape with a fast growth rate. Classified as mostly peaceful, this species primarily occupies the mid-level and bottom zones of the aquarium and produces a extreme level of biological waste.
To thrive, the Pangasius nasutus (Long-Nosed Pangasius) requires a freshwater only aquarium with a minimum volume of 4000 litres and a tank length of at least 300 cm. Water temperature should be maintained between 24°C and 28°C, with a pH range of 6.5–7.5 and a general hardness of 5–15 dGH. A moderate water flow is preferred.
The Pangasius nasutus (Long-Nosed Pangasius) is a rewarding species to keep, provided its core environmental needs are met. This species is available in 2 varieties: Adult (Standard) and Juvenile (Grow-out). Each may differ slightly in size, temperament, or care needs, so it is worth checking the specific requirements of the variety you plan to keep.
Pangasius nasutus (Long-Nosed Pangasius) Habitat Setup
When setting up an aquarium for the Pangasius nasutus (Long-Nosed Pangasius), a moderate water flow best suits their natural preferences. Because this species occupies the mid-level and bottom zones, the aquarium layout should prioritise open swimming space in the centre of the tank for free movement and sufficient floor space with hiding spots among rocks, wood, or dense planting. Useful additions include a sand substrate to accommodate their sifting behaviour and smooth gravel or rounded substrate to protect their sensitive barbels. Keepers should note that a tight-fitting lid is essential, as this species is a known jumper.
Pangasius nasutus (Long-Nosed Pangasius) Compatibility Notes
Classified as mostly peaceful, the Pangasius nasutus (Long-Nosed Pangasius) is adaptable and can be kept singly or in a small group, offering flexibility when planning a community tank. When choosing tankmates, any fish small enough to fit in its mouth will likely be eaten, shy or slow-feeding tankmates may be outcompeted at feeding time, and their energetic swimming style may stress more sedentary or timid species. Selecting tankmates that favour different water layers from the mid-level and bottom zones can help reduce competition and territorial overlap.
Pangasius nasutus (Long-Nosed Pangasius) Feeding & Diet Considerations
The Pangasius nasutus (Long-Nosed Pangasius) is a predatory species that will readily consume small fish, so nano or bite-sized tankmates should be avoided and is an aggressive eater that may prevent timid tankmates from getting enough food, so target feeding or simultaneous feeding at opposite ends of the tank can help.
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Frequently Asked Questions About Pangasius nasutus (Long-Nosed Pangasius)
How big does Pangasius nasutus (Long-Nosed Pangasius) get?
Pangasius nasutus (Long-Nosed Pangasius) (Pangasius nasutus) typically reaches a maximum adult size of approximately 90 cm. They have a fusiform body shape and a fast growth rate.
What tank size does Pangasius nasutus (Long-Nosed Pangasius) need?
A minimum aquarium volume of 4000 litres and a tank length of at least 300 cm are recommended for Pangasius nasutus (Long-Nosed Pangasius). This ensures enough swimming space and helps maintain stable water conditions.
What water parameters does Pangasius nasutus (Long-Nosed Pangasius) need?
Pangasius nasutus (Long-Nosed Pangasius) thrives in freshwater only conditions with a temperature range of 24–28°C, a pH between 6.5 and 7.5, and a general hardness of 5–15 dGH. A moderate water flow is preferred.
Is Pangasius nasutus (Long-Nosed Pangasius) peaceful or aggressive?
Pangasius nasutus (Long-Nosed Pangasius) is classified as mostly peaceful with an aggression score of 4 out of 10. They are generally well-suited to peaceful community tanks.
Can Pangasius nasutus (Long-Nosed Pangasius) live alone?
Yes, Pangasius nasutus (Long-Nosed Pangasius) can be kept singly or in a group. They are flexible and adapt well to both setups.
Does Pangasius nasutus (Long-Nosed Pangasius) have any special tank requirements?
Yes. Pangasius nasutus (Long-Nosed Pangasius) benefits from smooth gravel (sensitive barbels) and sand (sifters) in the aquarium. These features help replicate their natural habitat and promote overall health and well-being.
Does Pangasius nasutus (Long-Nosed Pangasius) need a lid on the tank?
Yes. Pangasius nasutus (Long-Nosed Pangasius) is a known jumper, and a tight-fitting lid or cover is essential to prevent escape. Even a small gap can be enough for a determined fish to leap out.
Top Tank Mates for Pangasius nasutus (Long-Nosed Pangasius)
These fish are strong compatibility matches for Pangasius nasutus (Long-Nosed Pangasius) based on water preferences, temperament, adult size, and tank behavior.
Celebes Halfbeak
Nomorhamphus liemi
Ideal Tank MatesWrestling Halfbeak
Dermogenys pusilla
Ideal Tank MatesParkinson's Rainbowfish
Melanotaenia parkinsoni
Ideal Tank MatesOgilby's Rainbowfish
Melanotaenia ogilbyi
Ideal Tank MatesPanda Tetra
Aphyocharax paraguayensis
Ideal Tank MatesGold Spot Pleco (L001 / L022)
Pterygoplichthys joselimaianus
Ideal Tank MatesPlants That Suit Pangasius nasutus (Long-Nosed Pangasius)
These plants pair well with Pangasius nasutus (Long-Nosed Pangasius) based on shared water preferences, layout fit, and how likely they are to hold up in the same aquarium.
African Onion Plant
Crinum calamistratum
Afzel's Anubias
Anubias afzelii
Amazon Sword
Echinodorus amazonicus
Anacharis
Egeria densa
Anubias Barteri
Anubias barteri
Ashy Pipewort
Eriocaulon cinereum
Fish Similar to Pangasius nasutus (Long-Nosed Pangasius)
Shortbarbel Pangasius
Pangasius micronemus
A massive, highly active riverine catfish native to Southeast Asia. Like its cousin the Iridescent Shark, it is a nervous and skittish swimmer prone to panicking and injuring itself on tank glass. Due to its enormous adult size of up to 1 meter (39 inches), it is strictly suited for only the largest custom aquariums, indoor ponds, or public aquaria. It is an opportunistic predator that will consume any tank mate small enough to fit in its large mouth.
Spot Pangasius
Pangasius larnaudii
A massive, fast-swimming catfish native to the Mekong basin, recognizable by a distinct large black spot just above its pectoral fins. Like the Iridescent Shark, it is a 'tank buster' that grows well over a meter in length. They are easily startled and prone to panic-swimming into glass, requiring enormous tanks with smooth decor.
Pungas Catfish
Pangasius pangasius
A colossal riverine catfish native to the Indian subcontinent. While highly important for aquaculture, they are disastrous for home aquariums. They grow rapidly to enormous sizes (up to 150-300cm), are easily spooked (often resulting in them ramming the tank glass at high speeds), and will swallow any tank mate that fits in their massive mouths.
Freshwater Shark (Wallago)
Wallago attu
An apex predator native to South and Southeast Asia, infamous for its immense size, huge mouth, and voracious predatory nature. It will consume any tank mate that fits into its capacious mouth and is known to bite aggressively when handled. This species is utterly unsuitable for standard home aquariums and requires an enormous custom pond or public aquarium setup.
Chao Phraya Giant Catfish (Paroon Shark)
Pangasius sanitwongsei
An apex predator native to the Mekong and Chao Phraya basins. This true 'monster fish' is completely unsuitable for home aquariums. They grow to massive proportions, are highly active, and easily startled—often severely injuring themselves by crashing into tank walls. They possess a massive appetite and are highly piscivorous, consuming any tank mate that fits in their mouth.
Iridescent Shark
Pangasianodon hypophthalmus
The Iridescent Shark is not a true shark, but a highly active, schooling catfish native to Southeast Asia. While frequently sold as tiny juveniles, they are notorious 'tank busters' that grow to massive sizes. They are extremely skittish and easily spooked, often injuring themselves by crashing into aquarium glass. They are best suited for heated indoor ponds or massive custom aquariums.









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