Striped Red-Eye Puffer (Carinotetraodon salivator)
A tiny Bornean puffer with blazing red eyes and bold stripes — solitary, nippy, and endlessly entertaining for the dedicated nano keeper.
Will it live with a Striped Red-Eye Puffer?
We compare each fish against your striped red-eye puffer on temperament, size, water parameters and swimming zone. Set your tank size and filter the results.
- Adolf's Cory✅ CompatiblePeaceful · 5.5 cm · Medium care · 22–26 °C (72–79 °F)
- Aggressive + Peaceful, but with no direct clash here; temperature, pH and hardness ranges all overlap and neither outsizes the other enough to be a threat.
- Keep Adolf's Cory in a shoal of 6+ or it gets stressed and nippy.
- Agassiz's Corydoras✅ CompatiblePeaceful · 6 cm · Easy care · 22–28 °C (72–82 °F)
- Aggressive + Peaceful, but with no direct clash here; temperature, pH and hardness ranges all overlap and neither outsizes the other enough to be a threat.
- Keep Agassiz's Corydoras in a shoal of 6+ or it gets stressed and nippy.
- Axelrod's Cory✅ CompatiblePeaceful · 5 cm · Easy care · 23–28 °C (73–82 °F)
- Aggressive + Peaceful, but with no direct clash here, and their water overlaps around 24–28 °C — no size, zone or temperament conflicts.
- Keep Axelrod's Cory in a shoal of 6+ or it gets stressed and nippy.
- Bandit Corydoras✅ CompatiblePeaceful · 5 cm · Easy care · 22–27 °C (72–81 °F)
- Compatible on the things that matter: shared water near 24–27 °C, workable temperaments, and no predator-and-prey size gap.
- Keep Bandit Corydoras in a shoal of 6+ or it gets stressed and nippy.
- Blackline Rasbora✅ CompatiblePeaceful · 6 cm · Easy care · 22–28 °C (72–82 °F)
- Aggressive + Peaceful, but with no direct clash here; temperature, pH and hardness ranges all overlap and neither outsizes the other enough to be a threat.
- Both favour the middle of the tank — offer enough cover so they aren't always in each other's space.
- Keep Blackline Rasbora in a shoal of 6+ or it gets stressed and nippy.
- Blood Red Tiger Pleco✅ CompatiblePeaceful · 6 cm · Medium care · 24–29 °C (75–84 °F)
- Aggressive + Peaceful, but with no direct clash here, and their water overlaps around 24–28 °C — no size, zone or temperament conflicts.
- Bloodfin Tetra✅ CompatiblePeaceful · 5.5 cm · Easy care · 18–28 °C (64–82 °F)
- Aggressive + Peaceful, but with no direct clash here, and their water overlaps around 24–28 °C — no size, zone or temperament conflicts.
- Both favour the middle of the tank — offer enough cover so they aren't always in each other's space.
- Keep Bloodfin Tetra in a shoal of 6+ or it gets stressed and nippy.
- Blue Turbo Snail✅ CompatiblePeaceful · 5 cm · Medium care · 25–30 °C (77–86 °F)
- Aggressive + Peaceful, but with no direct clash here; temperature, pH and hardness ranges all overlap and neither outsizes the other enough to be a threat.
- Butterfly Hillstream Loach✅ CompatiblePeaceful · 6 cm · Hard care · 18–24 °C (64–75 °F)
- Aggressive + Peaceful, but with no direct clash here, and their water overlaps around 24–24 °C — no size, zone or temperament conflicts.
- Diamond Tetra✅ CompatiblePeaceful · 6 cm · Easy care · 22–28 °C (72–82 °F)
- Aggressive + Peaceful, but with no direct clash here; temperature, pH and hardness ranges all overlap and neither outsizes the other enough to be a threat.
- Both favour the middle of the tank — offer enough cover so they aren't always in each other's space.
- Keep Diamond Tetra in a shoal of 6+ or it gets stressed and nippy.
- Duplicareus Corydoras✅ CompatiblePeaceful · 5.5 cm · Medium care · 23–27 °C (73–81 °F)
- Aggressive + Peaceful, but with no direct clash here, and their water overlaps around 24–27 °C — no size, zone or temperament conflicts.
- Keep Duplicareus Corydoras in a shoal of 6+ or it gets stressed and nippy.
- Elegant Cory✅ CompatiblePeaceful · 6 cm · Easy care · 22–28 °C (72–82 °F)
- Aggressive + Peaceful, but with no direct clash here, and their water overlaps around 24–28 °C — no size, zone or temperament conflicts.
- Keep Elegant Cory in a shoal of 6+ or it gets stressed and nippy.
- False Julii Corydoras✅ CompatiblePeaceful · 6 cm · Easy care · 22–26 °C (72–79 °F)
- Aggressive + Peaceful, but with no direct clash here, and their water overlaps around 24–26 °C — no size, zone or temperament conflicts.
- Keep False Julii Corydoras in a shoal of 6+ or it gets stressed and nippy.
- German Blue Ram✅ CompatiblePeaceful · 6 cm · Hard care · 27–30 °C (81–86 °F)
- Compatible on the things that matter: shared water near 27–28 °C, workable temperaments, and no predator-and-prey size gap.
- Glass Bloodfin Tetra✅ CompatiblePeaceful · 6 cm · Easy care · 22–28 °C (72–82 °F)
- Compatible on the things that matter: shared water near 24–28 °C, workable temperaments, and no predator-and-prey size gap.
- Both favour the middle of the tank — offer enough cover so they aren't always in each other's space.
- Keep Glass Bloodfin Tetra in a shoal of 6+ or it gets stressed and nippy.
- Guppy✅ CompatiblePeaceful · 6 cm · Easy care · 22–28 °C (72–82 °F)
- Aggressive + Peaceful, but with no direct clash here, and their water overlaps around 24–28 °C — no size, zone or temperament conflicts.
- Horseman Cory✅ CompatiblePeaceful · 5 cm · Medium care · 22–26 °C (72–79 °F)
- Compatible on the things that matter: shared water near 24–26 °C, workable temperaments, and no predator-and-prey size gap.
- Keep Horseman Cory in a shoal of 6+ or it gets stressed and nippy.
- Japanese Trapdoor Snail✅ CompatiblePeaceful · 5 cm · Easy care · 10–28 °C (50–82 °F)
- Aggressive + Peaceful, but with no direct clash here, and their water overlaps around 24–28 °C — no size, zone or temperament conflicts.
- Julii Corydoras✅ CompatiblePeaceful · 5 cm · Easy care · 23–26 °C (73–79 °F)
- Aggressive + Peaceful, but with no direct clash here, and their water overlaps around 24–26 °C — no size, zone or temperament conflicts.
- Keep Julii Corydoras in a shoal of 6+ or it gets stressed and nippy.
- Masked Corydoras✅ CompatiblePeaceful · 5 cm · Easy care · 22–28 °C (72–82 °F)
- Compatible on the things that matter: shared water near 24–28 °C, workable temperaments, and no predator-and-prey size gap.
- Keep Masked Corydoras in a shoal of 6+ or it gets stressed and nippy.
- Narcissus II Cory✅ CompatiblePeaceful · 5.5 cm · Medium care · 22–26 °C (72–79 °F)
- Aggressive + Peaceful, but with no direct clash here, and their water overlaps around 24–26 °C — no size, zone or temperament conflicts.
- Keep Narcissus II Cory in a shoal of 6+ or it gets stressed and nippy.
- Panda Corydoras✅ CompatiblePeaceful · 5 cm · Medium care · 20–26 °C (68–79 °F)
- Aggressive + Peaceful, but with no direct clash here; temperature, pH and hardness ranges all overlap and neither outsizes the other enough to be a threat.
- Keep Panda Corydoras in a shoal of 6+ or it gets stressed and nippy.
- Rust Corydoras✅ CompatiblePeaceful · 5.5 cm · Easy care · 23–27 °C (73–81 °F)
- Aggressive + Peaceful, but with no direct clash here; temperature, pH and hardness ranges all overlap and neither outsizes the other enough to be a threat.
- Keep Rust Corydoras in a shoal of 6+ or it gets stressed and nippy.
- Skunk Corydoras✅ CompatiblePeaceful · 5 cm · Easy care · 22–26 °C (72–79 °F)
- Aggressive + Peaceful, but with no direct clash here; temperature, pH and hardness ranges all overlap and neither outsizes the other enough to be a threat.
- Keep Skunk Corydoras in a shoal of 6+ or it gets stressed and nippy.
- Amano Shrimp⚠️ With cautionPeaceful · 5 cm · Easy care · 18–28 °C (64–82 °F)
- Striped Red-Eye Puffer may eat Amano Shrimp or pick off its shrimplets — a densely planted tank with moss gives them a fighting chance.
- Checkered Barb⚠️ With cautionPeaceful · 5 cm · Easy care · 20–25 °C (68–77 °F)
- Striped Red-Eye Puffer and Checkered Barb are close in size, but the aggressive one tends to dominate — add checkered barb in a group to spread the pressure.
- Keep Checkered Barb in a shoal of 6+ or it gets stressed and nippy.
- Cherry Barb⚠️ With cautionPeaceful · 5 cm · Easy care · 23–27 °C (73–81 °F)
- Expect Striped Red-Eye Puffer to harass Cherry Barb at times; give dense cover and watch them at feeding.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Chocolate Gourami⚠️ With cautionPeaceful · 5 cm · Hard care · 25–30 °C (77–86 °F)
- Different pH ranges (6.8–7.8 vs 4–6); doable if you sit in the shared band, but not ideal long-term.
- Striped Red-Eye Puffer and Chocolate Gourami are close in size, but the aggressive one tends to dominate — add chocolate gourami in a group to spread the pressure.
- Keep Chocolate Gourami in a shoal of 6+ or it gets stressed and nippy.
- Cochu's Blue Tetra⚠️ With cautionPeaceful · 5 cm · Medium care · 22–28 °C (72–82 °F)
- Expect Striped Red-Eye Puffer to harass Cochu's Blue Tetra at times; give dense cover and watch them at feeding.
- Keep Cochu's Blue Tetra in a shoal of 8+ or it gets stressed and nippy.
- Firehead Tetra⚠️ With cautionPeaceful · 5 cm · Medium care · 24–28 °C (75–82 °F)
- Expect Striped Red-Eye Puffer to harass Firehead Tetra at times; give dense cover and watch them at feeding.
- Keep Firehead Tetra in a shoal of 8+ or it gets stressed and nippy.
- Five-banded Barb⚠️ With cautionPeaceful · 5 cm · Easy care · 23–27 °C (73–81 °F)
- Expect Striped Red-Eye Puffer to harass Five-banded Barb at times; give dense cover and watch them at feeding.
- Keep Five-banded Barb in a shoal of 6+ or it gets stressed and nippy.
- Forktail Blue-eye⚠️ With cautionPeaceful · 5 cm · Easy care · 22–28 °C (72–82 °F)
- Expect Striped Red-Eye Puffer to harass Forktail Blue-eye at times; give dense cover and watch them at feeding.
- Keep Forktail Blue-eye in a shoal of 6+ or it gets stressed and nippy.
- Half-striped Penguin Tetra⚠️ With cautionPeaceful · 5 cm · Medium care · 23–28 °C (73–82 °F)
- Striped Red-Eye Puffer is aggressive and may chase or nip the smaller Half-striped Penguin Tetra — plant heavily and break up sight lines.
- Keep Half-striped Penguin Tetra in a shoal of 6+ or it gets stressed and nippy.
- Harlequin Rasbora⚠️ With cautionPeaceful · 5 cm · Easy care · 23–28 °C (73–82 °F)
- Striped Red-Eye Puffer and Harlequin Rasbora are close in size, but the aggressive one tends to dominate — add harlequin rasbora in a group to spread the pressure.
- Keep Harlequin Rasbora in a shoal of 6+ or it gets stressed and nippy.
- Honey Gourami⚠️ With cautionPeaceful · 5 cm · Easy care · 22–28 °C (72–82 °F)
- Striped Red-Eye Puffer is aggressive and may chase or nip the smaller Honey Gourami — plant heavily and break up sight lines.
- Morse Code Corydoras⚠️ With cautionPeaceful · 5 cm · Medium care · 23–26 °C (73–79 °F)
- Your 75 L tank is below the ~80 L this pairing really wants — crowding raises aggression.
- Keep Morse Code Corydoras in a shoal of 6+ or it gets stressed and nippy.
- Mystery Snail⚠️ With cautionPeaceful · 5 cm · Easy care · 20–28 °C (68–82 °F)
- Striped Red-Eye Puffer and Mystery Snail are close in size, but the aggressive one tends to dominate — add mystery snail in a group to spread the pressure.
- Rummy-nose Tetra⚠️ With cautionPeaceful · 5 cm · Medium care · 23–29 °C (73–84 °F)
- Striped Red-Eye Puffer and Rummy-nose Tetra are close in size, but the aggressive one tends to dominate — add rummy-nose tetra in a group to spread the pressure.
- Keep Rummy-nose Tetra in a shoal of 6+ or it gets stressed and nippy.
- Stoliczka's Barb⚠️ With cautionPeaceful · 5 cm · Easy care · 20–26 °C (68–79 °F)
- Striped Red-Eye Puffer is aggressive and may chase or nip the smaller Stoliczka's Barb — plant heavily and break up sight lines.
- Keep Stoliczka's Barb in a shoal of 6+ or it gets stressed and nippy.
- Xingu Black Neon Tetra⚠️ With cautionPeaceful · 5 cm · Medium care · 24–28 °C (75–82 °F)
- Expect Striped Red-Eye Puffer to harass Xingu Black Neon Tetra at times; give dense cover and watch them at feeding.
- Keep Xingu Black Neon Tetra in a shoal of 8+ or it gets stressed and nippy.
- Alligator Gar⛔ Not recommendedAggressive · 250 cm · Hard care · 24–28 °C (75–82 °F)
- Two assertive fish, one genuinely aggressive: Striped Red-Eye Puffer and Alligator Gar will hold territory and clash.
- Alligator Gar (250 cm) is big enough to swallow the 5 cm Striped Red-Eye Puffer whole.
- Your 75 L tank is below the ~3785 L this pairing really wants — crowding raises aggression.
- Clown Knifefish⛔ Not recommendedAggressive · 90 cm · Hard care · 24–28 °C (75–82 °F)
- Striped Red-Eye Puffer and Clown Knifefish are both territorial and at least one is outright aggressive — expect serious fighting.
- Clown Knifefish (90 cm) is big enough to swallow the 5 cm Striped Red-Eye Puffer whole.
- Your 75 L tank is below the ~750 L this pairing really wants — crowding raises aggression.
- Fire Eel⛔ Not recommendedSemi-aggressive · 100 cm · Medium care · 24–28 °C (75–82 °F)
- Striped Red-Eye Puffer and Fire Eel are both territorial and at least one is outright aggressive — expect serious fighting.
- Fire Eel (100 cm) is big enough to swallow the 5 cm Striped Red-Eye Puffer whole.
- Your 75 L tank is below the ~380 L this pairing really wants — crowding raises aggression.
- Koi⛔ Not recommendedPeaceful · 90 cm · Medium care · 4–28 °C (39–82 °F)
- Striped Red-Eye Puffer is bite-sized to a 90 cm koi — it will be eaten.
- Your 75 L tank is below the ~3800 L this pairing really wants — crowding raises aggression.
- Mekong Giant Catfish⛔ Not recommendedSemi-aggressive · 300 cm · Hard care · 20–28 °C (68–82 °F)
- Two assertive fish, one genuinely aggressive: Striped Red-Eye Puffer and Mekong Giant Catfish will hold territory and clash.
- Your 75 L tank is below the ~100000 L this pairing really wants — crowding raises aggression.
- Redtail Catfish⛔ Not recommendedAggressive · 120 cm · Hard care · 24–27 °C (75–81 °F)
- Two assertive fish, one genuinely aggressive: Striped Red-Eye Puffer and Redtail Catfish will hold territory and clash.
- Striped Red-Eye Puffer is bite-sized to a 120 cm predatory redtail catfish — it will be eaten.
- Your 75 L tank is below the ~5700 L this pairing really wants — crowding raises aggression.
- Spotted Gar⛔ Not recommendedAggressive · 90 cm · Hard care · 18–26 °C (64–79 °F)
- Two assertive fish, one genuinely aggressive: Striped Red-Eye Puffer and Spotted Gar will hold territory and clash.
- Size gap is too large (90 vs 5 cm): Spotted Gar will treat Striped Red-Eye Puffer as food.
- Your 75 L tank is below the ~600 L this pairing really wants — crowding raises aggression.
- Wels Catfish⛔ Not recommendedAggressive · 300 cm · Hard care · 15–25 °C (59–77 °F)
- Two assertive fish, one genuinely aggressive: Striped Red-Eye Puffer and Wels Catfish will hold territory and clash.
- Wels Catfish (300 cm) is big enough to swallow the 5 cm Striped Red-Eye Puffer whole.
- Your 75 L tank is below the ~20000 L this pairing really wants — crowding raises aggression.
Compatibility is computed from each species' care data — a strong starting point, not a guarantee. Individual temperament varies, so always introduce new fish slowly and watch them.
Striped Red-Eye Puffer care specs
- Care level
- Hard
- Breeding
- Very Hard
- Max size
- 5 cm (2 in)
- Min tank size
- 60 L (15.9 gal)
- Temperature
- 24–28 °C (75–82 °F)
- pH
- 6.8–7.8
- Hardness
- 5–15 dGH
- Lifespan
- 3–5 years
- Diet
- Carnivore
- Swim level
- Middle
- Group size
- Best alone or in a pair
- Family
- Tetraodontidae
- Origin
- Borneo (Sarawak, Malaysia) — Lupar, Sarawak and Rajang river systems
What is a Striped Red-Eye Puffer?
The Striped Red-Eye Puffer (Carinotetraodon salivator) is a diminutive but fiercely characterful freshwater pufferfish endemic to the blackwater river systems of Sarawak, Borneo. Reaching just 5 cm (2 in) at maturity, it punches well above its weight in both personality and care demands. The species is immediately recognisable by its bold dark-brown horizontal stripes laid over a pale yellow-green body, and most strikingly by its vivid red irises — an unusual trait that makes it stand out even among the already eye-catching Carinotetraodon genus.
Unlike its slightly more tractable relative the dwarf puffer (Carinotetraodon travancoricus), C. salivator is typically kept as a solo specimen. Its aggression is not merely a quirk but a defining trait of its natural ecology. Keepers who respect that and provide a well-decorated, species-only nano setup will be rewarded with a fish that is interactive, curious, and genuinely entertaining to observe — one that rapidly learns to recognise its keeper and will follow movement outside the glass with those blood-red eyes.
Where does the Striped Red-Eye Puffer come from?
Wild Carinotetraodon salivator is known from the Lupar and Rajang river drainages in Sarawak, Malaysian Borneo. These are lowland tropical rivers characterised by soft, slightly acidic to near-neutral water, dark tannin-stained conditions in blackwater tributaries, and dense riparian vegetation. Water temperatures in the natural range sit between 24 and 28 °C (75–82 °F).
The species’ restricted natural range — confined to a single region of Borneo — means wild populations are potentially vulnerable to habitat pressure from deforestation and agricultural run-off. The specimens available in the hobby are generally wild-caught, so selecting healthy, alert individuals from reputable importers is worth the effort. Captive breeding remains extremely rare.
What size tank does a Striped Red-Eye Puffer need?
A single specimen requires a minimum of 60 litres (16 gallons). This may seem generous for a 5 cm fish, but puffers explore every centimetre of their territory, and a cramped tank amplifies stress and aggression. A longer footprint (60–70 cm) is preferable to a tall one, as C. salivator is primarily a middle-water occupant and benefits more from horizontal swim space than depth.
The aquascape should replicate the species’ Bornean blackwater origin. Use a dark fine substrate — fine sand or dark aquatic soil — with a generous scatter of dried Indian almond or oak leaves to release tannins and buffer the water gently. Driftwood branches and roots provide structure and resting points; dense planting with species such as java fern, anubias, and floating plants breaks line of sight and reduces ambient stress. Subdued lighting suits the species well. Filtration must maintain excellent water quality but should produce only gentle flow — puffers are anatomically poor swimmers and are quickly fatigued or stressed by strong currents.
What water parameters does a Striped Red-Eye Puffer need?
- Temperature: 24–28 °C (75–82 °F). A reliable heater is essential; this is a strictly tropical species.
- pH: 6.8–7.8. Near-neutral is the sweet spot; the species tolerates a modest range but does best when the pH is stable rather than fluctuating.
- Hardness: 5–15 dGH. Soft to moderately hard water. Very hard tap water should be tempered with RO water to stay within range.
Cycle the tank fully before adding the fish. Puffers are ammonia-sensitive and do not tolerate an uncycled or neglected system. Weekly partial water changes of 25–30 % and regular filter maintenance are non-negotiable. Adding a small handful of Indian almond leaves and letting tannins tint the water slightly is beneficial and keeps conditions closer to the natural blackwater habitat.
What do Striped Red-Eye Puffers eat?
Carinotetraodon salivator is a strict carnivore with a beak-like fused tooth structure that grows continuously throughout its life. The diet must serve two purposes: nutrition and dental wear.
The core menu should include:
- Snails — nerite, ramshorn, and bladder snails are ideal. Crunching hard shells is the primary mechanism for keeping the beak trimmed.
- Frozen bloodworms and tubifex — offered as a frequent staple.
- Frozen or live daphnia and brine shrimp — useful for variety and gut-loading.
- Small frozen shrimp pieces — occasional variety.
Most individuals refuse dried pellets, particularly when first acquired. Introduce variety early to reduce the risk of fixation on a single food type. Feed once or twice daily in quantities the fish consumes within a few minutes, and remove uneaten food promptly to protect water quality. Provide at least one snail-crushing opportunity each week; if the beak visibly overhangs the lower jaw, teeth have overgrown and veterinary trimming may be needed.
How does the Striped Red-Eye Puffer behave, and what are its tank mates?
The Striped Red-Eye Puffer is rated aggressive and for good reason. It is intensely fin-nippy and territorial toward virtually every other fish species. Even other Carinotetraodon puffers, including members of its own species, are liable to become targets. The practical recommendation from experienced keepers is a solo, species-only setup: one fish, one tank, no tank mates.
Invertebrates fare no better — snails are food, and shrimp, though sometimes tolerated briefly in a large tank, are generally at risk. Attempting a community tank with C. salivator typically ends in mutilated or missing tank mates.
For a full breakdown of pairing risks and the small number of scenarios where tank mates might theoretically be attempted, see the Striped Red-Eye Puffer tank mates page. The honest summary: keep it alone, and it will thrive.
How do you tell male and female Striped Red-Eye Puffers apart?
Sexing C. salivator is relatively straightforward in well-conditioned adults. Males develop a dark, longitudinal ventral stripe running along the belly — this is the most reliable distinguishing mark. Males are also generally slimmer in body profile. Females are noticeably rounder in the belly, particularly when in breeding condition, and lack the ventral stripe entirely.
In juveniles under about 3 cm, reliable sexing is not practical. When purchasing a potential breeding pair, look for a clearly striped, lean individual alongside a visibly plump, stripe-free fish, and confirm the pairing once both are settled and feeding well.
How do Striped Red-Eye Puffers breed?
Breeding C. salivator in captivity is rated Very Hard and has been achieved only rarely. There are no well-documented, reproducible protocols in the hobby literature as yet.
What is broadly understood from successful attempts and closely related species: condition a confirmed pair separately on rich, varied live and frozen foods for several weeks. The breeding tank should be soft, warm, and well-planted, with low flow and stable parameters. Spawning, if it occurs, typically involves the male pursuing the female with characteristic puffer courtship displays. Eggs are deposited in vegetation or on a flat surface and are guarded briefly.
Fry are tiny and require appropriately small live foods such as paramecia or micro-worms in the earliest stages. Raising fry is complicated by the aggression typical of the genus even at small sizes. Given the Very Hard rating, prospective breeders should document their attempts — genuinely useful data for the hobby remains scarce.
What diseases affect the Striped Red-Eye Puffer?
Puffers as a family are considered scaleless (their skin lacks the protective scales of most fish) and are more sensitive to some medications, particularly salt-based and copper-based treatments. This makes prevention far more valuable than cure.
Common health concerns include:
- Ich (white spot) — prevented by stable temperatures and quarantining new fish and live foods.
- Fin and skin infections — bacterial or fungal; usually secondary to injury or stress. Good water quality is the primary defence.
- Internal parasites — wild-caught individuals, as most C. salivator are, may carry worms or other internal parasites. A prophylactic quarantine period of four to six weeks before the fish enters the display tank is strongly recommended.
- Overgrown teeth (beak overgrowth) — not a disease but a husbandry failure; prevented entirely by providing hard-shelled prey regularly.
- Bloat — from overfeeding or internal infection; feed appropriately sized portions and monitor body shape.
Health note: medication dosing, parasite treatment protocols, and disease diagnosis are beyond the scope of a care profile. For any sick fish, confirm symptoms against a veterinary or specialist fish-health source before treating. Puffers’ sensitivity to common medications makes professional advice especially worthwhile.
How long do Striped Red-Eye Puffers live?
A well-maintained C. salivator can live 3–5 years in captivity. Because most specimens are wild-caught adults at import, their age at purchase is unknown — buying from importers who turn stock quickly and selecting small, active individuals gives the best chance of acquiring a young fish.
Longevity in this species is closely tied to husbandry quality. Stable, clean water; a varied diet with regular snail provision for dental health; minimal stress from tank mates or aggressive handling; and prompt attention to any health concerns all contribute to reaching the upper end of the lifespan range. For a 5 cm fish with the outsized personality of the Striped Red-Eye Puffer, even three well-observed years make it a deeply rewarding nano species.
Frequently asked questions
Can I keep a Striped Red-Eye Puffer with other fish?
Almost never. This species is intensely fin-nippy and territorial — it should be kept alone in a species-only nano tank. Even other Carinotetraodon puffers are risky tank-mates. A solo setup of 60 L is strongly recommended.
What do Striped Red-Eye Puffers eat, and how do I keep their teeth healthy?
They require a meaty diet of snails, bloodworms, small shrimp, and other invertebrates. Like all puffers, their teeth grow continuously and must be worn down by hard-shelled prey such as nerite snails and ramshorn snails offered weekly; without this, teeth overgrow and the fish cannot feed.
What you need to keep a striped red-eye puffer
The baseline is a heated, filtered 60 L+ tank: a reliable heater to hold 24–28 °C (75–82 °F), a gentle filter that won't batter a striped red-eye puffer in the current, and a tight-fitting lid. Cycle the tank fully before adding any fish.
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