Photo: Wikimedia Commons contributor (CC BY-SA 3.0) — via Wikimedia Commons
Cherry Barb (Puntius titteya)
The one barb that earns its place in any peaceful community — males blaze crimson red in a well-planted tank without ever nipping a fin.
Will it live with a Cherry Barb?
We compare each fish against your cherry barb 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)
- Compatible on the things that matter: shared water near 23–26 °C, workable temperaments, and no predator-and-prey size gap.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Adolf's Cory 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)
- Both are peaceful, and their water overlaps around 23–27 °C — no size, zone or temperament conflicts.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- 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)
- Both are peaceful; temperature, pH and hardness ranges all overlap and neither outsizes the other enough to be a threat.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Bandit Corydoras 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)
- Both are peaceful, and their water overlaps around 25–27 °C — no size, zone or temperament conflicts.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Checkered Barb✅ CompatiblePeaceful · 5 cm · Easy care · 20–25 °C (68–77 °F)
- Both are peaceful, and their water overlaps around 23–25 °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 Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Checkered Barb in a shoal of 6+ or it gets stressed and nippy.
- Chocolate Gourami✅ CompatiblePeaceful · 5 cm · Hard care · 25–30 °C (77–86 °F)
- Both are peaceful, and their water overlaps around 25–27 °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 Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Chocolate Gourami in a shoal of 6+ or it gets stressed and nippy.
- Cochu's Blue Tetra✅ CompatiblePeaceful · 5 cm · Medium care · 22–28 °C (72–82 °F)
- Compatible on the things that matter: shared water near 23–27 °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 Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Cochu's Blue Tetra in a shoal of 8+ or it gets stressed and nippy.
- Firehead Tetra✅ CompatiblePeaceful · 5 cm · Medium care · 24–28 °C (75–82 °F)
- Both are peaceful; 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 Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Firehead Tetra in a shoal of 8+ or it gets stressed and nippy.
- Five-banded Barb✅ CompatiblePeaceful · 5 cm · Easy care · 23–27 °C (73–81 °F)
- Both are peaceful; 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 Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Five-banded Barb in a shoal of 6+ or it gets stressed and nippy.
- Forktail Blue-eye✅ CompatiblePeaceful · 5 cm · Easy care · 22–28 °C (72–82 °F)
- Compatible on the things that matter: shared water near 23–27 °C, workable temperaments, and no predator-and-prey size gap.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Forktail Blue-eye in a shoal of 6+ or it gets stressed and nippy.
- Half-striped Penguin Tetra✅ CompatiblePeaceful · 5 cm · Medium care · 23–28 °C (73–82 °F)
- Compatible on the things that matter: shared water near 23–27 °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 Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Half-striped Penguin Tetra in a shoal of 6+ or it gets stressed and nippy.
- Harlequin Rasbora✅ CompatiblePeaceful · 5 cm · Easy care · 23–28 °C (73–82 °F)
- Both are peaceful; 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 Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Harlequin Rasbora in a shoal of 6+ or it gets stressed and nippy.
- Honey Gourami✅ CompatiblePeaceful · 5 cm · Easy care · 22–28 °C (72–82 °F)
- Both are peaceful; 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 Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Horseman Cory✅ CompatiblePeaceful · 5 cm · Medium care · 22–26 °C (72–79 °F)
- Both are peaceful, and their water overlaps around 23–26 °C — no size, zone or temperament conflicts.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- 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)
- Both are peaceful; temperature, pH and hardness ranges all overlap and neither outsizes the other enough to be a threat.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Julii Corydoras✅ CompatiblePeaceful · 5 cm · Easy care · 23–26 °C (73–79 °F)
- Both are peaceful, and their water overlaps around 23–26 °C — no size, zone or temperament conflicts.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- 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)
- Both are peaceful, and their water overlaps around 23–27 °C — no size, zone or temperament conflicts.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Masked Corydoras in a shoal of 6+ or it gets stressed and nippy.
- Mystery Snail✅ CompatiblePeaceful · 5 cm · Easy care · 20–28 °C (68–82 °F)
- Both are peaceful; temperature, pH and hardness ranges all overlap and neither outsizes the other enough to be a threat.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Panda Corydoras✅ CompatiblePeaceful · 5 cm · Medium care · 20–26 °C (68–79 °F)
- Compatible on the things that matter: shared water near 23–26 °C, workable temperaments, and no predator-and-prey size gap.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Panda Corydoras in a shoal of 6+ or it gets stressed and nippy.
- Rummy-nose Tetra✅ CompatiblePeaceful · 5 cm · Medium care · 23–29 °C (73–84 °F)
- Both are peaceful, and their water overlaps around 23–27 °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 Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Rummy-nose Tetra in a shoal of 6+ or it gets stressed and nippy.
- Skunk Corydoras✅ CompatiblePeaceful · 5 cm · Easy care · 22–26 °C (72–79 °F)
- Compatible on the things that matter: shared water near 23–26 °C, workable temperaments, and no predator-and-prey size gap.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Skunk Corydoras in a shoal of 6+ or it gets stressed and nippy.
- Stoliczka's Barb✅ CompatiblePeaceful · 5 cm · Easy care · 20–26 °C (68–79 °F)
- Both are peaceful; 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 Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Stoliczka's Barb in a shoal of 6+ or it gets stressed and nippy.
- Xingu Black Neon Tetra✅ CompatiblePeaceful · 5 cm · Medium care · 24–28 °C (75–82 °F)
- Compatible on the things that matter: shared water near 24–27 °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 Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Xingu Black Neon Tetra in a shoal of 8+ or it gets stressed and nippy.
- Zebra Danio✅ CompatiblePeaceful · 5 cm · Easy care · 18–25 °C (64–77 °F)
- Both are peaceful, and their water overlaps around 23–25 °C — no size, zone or temperament conflicts.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Zebra Danio 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)
- Cherry Barb may eat Amano Shrimp or pick off its shrimplets — a densely planted tank with moss gives them a fighting chance.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Black Ruby Barb⚠️ With cautionSemi-aggressive · 6 cm · Easy care · 22–26 °C (72–79 °F)
- Black Ruby Barb and Cherry Barb are close in size, but the semi-aggressive one tends to dominate — add cherry barb in a group to spread the pressure.
- Your 75 L tank is below the ~100 L this pairing really wants — crowding raises aggression.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Black Ruby Barb in a shoal of 6+ or it gets stressed and nippy.
- Black Skirt Tetra⚠️ With cautionSemi-aggressive · 6 cm · Easy care · 20–26 °C (68–79 °F)
- Black Skirt Tetra and Cherry Barb are close in size, but the semi-aggressive one tends to dominate — add cherry barb in a group to spread the pressure.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Black Skirt Tetra in a shoal of 6+ or it gets stressed and nippy.
- Desert Goby⚠️ With cautionSemi-aggressive · 6 cm · Easy care · 18–28 °C (64–82 °F)
- Desert Goby and Cherry Barb are close in size, but the semi-aggressive one tends to dominate — add cherry barb in a group to spread the pressure.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Dwarf Chain Loach⚠️ With cautionPeaceful · 6 cm · Medium care · 24–29 °C (75–84 °F)
- Your 75 L tank is below the ~80 L this pairing really wants — crowding raises aggression.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Dwarf Chain Loach in a shoal of 6+ or it gets stressed and nippy.
- Eastern Betta⚠️ With cautionSemi-aggressive · 6 cm · Medium care · 24–28 °C (75–82 °F)
- Eastern Betta and Cherry Barb are close in size, but the semi-aggressive one tends to dominate — add cherry barb in a group to spread the pressure.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- GloFish Tetra⚠️ With cautionSemi-aggressive · 6 cm · Easy care · 21–28 °C (70–82 °F)
- GloFish Tetra and Cherry Barb are close in size, but the semi-aggressive one tends to dominate — add cherry barb in a group to spread the pressure.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep GloFish Tetra in a shoal of 6+ or it gets stressed and nippy.
- Humpbacked Tetra⚠️ With cautionSemi-aggressive · 5 cm · Hard care · 24–28 °C (75–82 °F)
- Humpbacked Tetra and Cherry Barb are close in size, but the semi-aggressive one tends to dominate — add cherry barb in a group to spread the pressure.
- Your 75 L tank is below the ~80 L this pairing really wants — crowding raises aggression.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Humpbacked Tetra in a shoal of 8+ or it gets stressed and nippy.
- 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 Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Morse Code Corydoras in a shoal of 6+ or it gets stressed and nippy.
- Odessa Barb⚠️ With cautionSemi-aggressive · 6 cm · Easy care · 20–26 °C (68–79 °F)
- Odessa Barb and Cherry Barb are close in size, but the semi-aggressive one tends to dominate — add cherry barb in a group to spread the pressure.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Keep Odessa Barb in a shoal of 6+ or it gets stressed and nippy.
- Peaceful Betta⚠️ With cautionSemi-aggressive · 6 cm · Medium care · 24–28 °C (75–82 °F)
- Expect Peaceful Betta 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.
- Silvertip Tetra⚠️ With cautionSemi-aggressive · 5 cm · Easy care · 22–28 °C (72–82 °F)
- Expect Silvertip Tetra 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.
- Keep Silvertip Tetra in a shoal of 6+ or it gets stressed and nippy.
- Smaragd Betta⚠️ With cautionAggressive · 6 cm · Medium care · 23–28 °C (73–82 °F)
- Smaragd Betta is aggressive and may chase or nip the smaller Cherry Barb — plant heavily and break up sight lines.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Spotfin Betta⚠️ With cautionSemi-aggressive · 5 cm · Medium care · 23–28 °C (73–82 °F)
- Spotfin Betta is semi-aggressive and may chase or nip the smaller Cherry Barb — plant heavily and break up sight lines.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Striped Red-Eye Puffer⚠️ With cautionAggressive · 5 cm · Hard care · 24–28 °C (75–82 °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.
- Wine Red Betta⚠️ With cautionAggressive · 5 cm · Medium care · 24–28 °C (75–82 °F)
- Wine Red Betta is aggressive and may chase or nip the smaller Cherry Barb — plant heavily and break up sight lines.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Alligator Gar⛔ Not recommendedAggressive · 250 cm · Hard care · 24–28 °C (75–82 °F)
- Cherry Barb is bite-sized to a 250 cm predatory alligator gar — it will be eaten.
- Alligator Gar is aggressive and may chase or nip the smaller Cherry Barb — plant heavily and break up sight lines.
- Your 75 L tank is below the ~3785 L this pairing really wants — crowding raises aggression.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Clown Knifefish⛔ Not recommendedAggressive · 90 cm · Hard care · 24–28 °C (75–82 °F)
- Size gap is too large (90 vs 5 cm): Clown Knifefish will treat Cherry Barb as food.
- Clown Knifefish is aggressive and may chase or nip the smaller Cherry Barb — plant heavily and break up sight lines.
- Your 75 L tank is below the ~750 L this pairing really wants — crowding raises aggression.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Fire Eel⛔ Not recommendedSemi-aggressive · 100 cm · Medium care · 24–28 °C (75–82 °F)
- Fire Eel (100 cm) is big enough to swallow the 5 cm Cherry Barb whole.
- Fire Eel is semi-aggressive and may chase or nip the smaller Cherry Barb — plant heavily and break up sight lines.
- Your 75 L tank is below the ~380 L this pairing really wants — crowding raises aggression.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Koi⛔ Not recommendedPeaceful · 90 cm · Medium care · 4–28 °C (39–82 °F)
- Size gap is too large (90 vs 5 cm): Koi will treat Cherry Barb as food.
- Your 75 L tank is below the ~3800 L this pairing really wants — crowding raises aggression.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Redtail Catfish⛔ Not recommendedAggressive · 120 cm · Hard care · 24–27 °C (75–81 °F)
- Redtail Catfish (120 cm) is big enough to swallow the 5 cm Cherry Barb whole.
- Expect Redtail Catfish to harass Cherry Barb at times; give dense cover and watch them at feeding.
- Your 75 L tank is below the ~5700 L this pairing really wants — crowding raises aggression.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Spotted Gar⛔ Not recommendedAggressive · 90 cm · Hard care · 18–26 °C (64–79 °F)
- Spotted Gar (90 cm) is big enough to swallow the 5 cm Cherry Barb whole.
- Spotted Gar is aggressive and may chase or nip the smaller Cherry Barb — plant heavily and break up sight lines.
- Your 75 L tank is below the ~600 L this pairing really wants — crowding raises aggression.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Wels Catfish⛔ Not recommendedAggressive · 300 cm · Hard care · 15–25 °C (59–77 °F)
- Size gap is too large (300 vs 5 cm): Wels Catfish will treat Cherry Barb as food.
- Wels Catfish is aggressive and may chase or nip the smaller Cherry Barb — plant heavily and break up sight lines.
- Your 75 L tank is below the ~20000 L this pairing really wants — crowding raises aggression.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
- Wolf Cichlid⛔ Not recommendedAggressive · 72 cm · Hard care · 24–30 °C (75–86 °F)
- Wolf Cichlid (72 cm) is big enough to swallow the 5 cm Cherry Barb whole.
- Wolf Cichlid clearly outsizes Cherry Barb and is aggressive; risky unless the tank is big and well-planted.
- Your 75 L tank is below the ~760 L this pairing really wants — crowding raises aggression.
- Keep Cherry Barb in a shoal of 6+ or it gets stressed and nippy.
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.
Cherry Barb care specs
- Care level
- Easy
- Breeding
- Easy
- Max size
- 5 cm (2 in)
- Min tank size
- 60 L (15.9 gal)
- Temperature
- 23–27 °C (73–81 °F)
- pH
- 6–7.5
- Hardness
- 4–15 dGH
- Lifespan
- 4–6 years
- Diet
- Omnivore
- Swim level
- Middle
- Group size
- 6+ (shoaling)
- Family
- Cyprinidae
- Origin
- Sri Lanka (endemic to the Kelani and Nilwala river basins)
What is a cherry barb?
The cherry barb (Puntius titteya) is a small, peaceful cyprinid native exclusively to Sri Lanka, and it stands apart from most of its barb relatives by being genuinely safe in a community aquarium. Males are best known for the rich cherry-red colouration that covers their entire body — a colour that deepens dramatically in a mature planted tank or when males are competing for female attention. Females show a warm tan tone with a dark lateral stripe.
Reaching a maximum of about 5 cm (2 in), the cherry barb is active, sociable and most impressive when kept in a proper shoal of six or more. It is an excellent choice for anyone setting up their first community tank or wanting an eye-catching species that does not require specialist conditions to look its best.
Where do cherry barbs come from?
Cherry barbs are endemic to Sri Lanka — found naturally nowhere else on Earth. In the wild they inhabit the Kelani and Nilwala river basins in the island’s wet zone: shaded, slow-moving forest streams with soft, slightly acidic water, leaf-littered substrate and dense overhanging vegetation.
Wild populations have declined due to habitat loss and over-collection, and the species is listed as vulnerable in its native range. The vast majority of cherry barbs sold today are captive-bred, which reduces pressure on wild populations and produces stock that is hardier and more tolerant of varied water conditions.
What size tank does a cherry barb need?
A minimum of 60 litres (about 16 gallons) is needed to keep a proper group. Cherry barbs are active middle-water swimmers and benefit from horizontal swimming space — a standard rectangular tank works well, giving a group of six room to move without constant conflict.
These fish come from shaded forest streams and appreciate a well-planted setup. Dense plantings of fine-leaved midground plants (java fern, Cryptocoryne species, Vallisneria) give females refuge from persistent males and create the low-light atmosphere that encourages males to show their best colour. A dark substrate enhances this effect. Gentle filtration is ideal — cherry barbs are not built for strong current, so a sponge filter or a spray-bar-equipped hang-on-back works well.
What water parameters do cherry barbs need?
- Temperature: 23–27 °C (73–81 °F)
- pH: 6.0–7.5
- Hardness: 4–15 dGH (soft to moderately hard)
Cherry barbs are notably adaptable by barb standards and will tolerate a wider range of conditions than their natural habitat might suggest — one reason they are considered easy to keep. That said, they show their best colour and most natural behaviour at the softer, slightly acidic end of their range. Keep the tank cycled, maintain stable parameters, and carry out weekly partial water changes of around 25–30%. Sudden swings in temperature or pH are more harmful than imperfect but stable numbers.
What do cherry barbs eat?
Cherry barbs are omnivores with a broad, unfussy appetite. In the wild they pick at small invertebrates, algae and organic detritus. In the aquarium a high-quality micro-pellet or small flake forms a good daily staple; supplement regularly with live or frozen daphnia, brine shrimp and bloodworms, which noticeably sharpen the red in males over time.
Feed small amounts once or twice a day — only what the fish consume within two to three minutes. Uneaten food degrades water quality quickly in a planted tank. Fasting for one day per week is a sensible habit, and the varied diet also brings out natural foraging behaviour across the whole group.
Are cherry barbs aggressive — and what fish can live with them?
Cherry barbs are genuinely peaceful — one of the defining traits that makes them so popular. Unlike tiger barbs or rosy barbs, they do not nip fins and do not harass smaller or slower tank mates. Males compete through display — fanning fins and intensifying their red — but this is visual sparring, not real aggression. A group of six or more channels this productively, with males displaying to each other rather than fixating on a single individual.
Good companions include peaceful tetras (neon, ember, rummy-nose), rasboras, small corydoras, dwarf gouramis, and even long-finned fish such as guppies or male bettas — a pairing most barbs would make impossible. They also coexist well with dwarf shrimp, though very small shrimp fry may occasionally be eaten.
For a full, filterable list of compatible and incompatible species, see Cherry Barb tank mates.
How do you tell male and female cherry barbs apart?
Cherry barbs are straightforward to sex once they are a few months old. Males develop the vivid cherry-red body colouration the species is named for, which intensifies dramatically during spawning condition or when competing with other males. Females remain a warm brownish-tan with a clearly defined dark stripe running horizontally along the mid-body. Females also tend to be slightly more robust and rounded in the belly, which becomes particularly noticeable when they are carrying eggs.
This strong colour difference makes cherry barbs an ideal species for anyone learning to sex fish. A healthy mixed group in a mature tank is visually striking — the bold reds of the males contrasting against the subtler patterning of the females.
How do cherry barbs breed?
Cherry barbs are among the easiest egg-scattering species to breed in captivity, and spawning often occurs spontaneously in a well-maintained planted aquarium without any deliberate intervention. The breeding difficulty rating is easy.
To breed deliberately, condition a pair or a trio (one male, two females) on live and frozen foods for one to two weeks, then move them to a dedicated breeding tank of 20–30 litres with fine-leaved plants or spawning mops. The male pursues the female and she scatters adhesive eggs among plants and substrate.
Remove the adults immediately after spawning — cherry barbs have no parental instinct and will eat the eggs. Eggs hatch in around 24–36 hours at 25 °C (77 °F), and fry become free-swimming a few days later. Start them on infusoria or prepared fry food, then transition to baby brine shrimp as they grow.
What are common cherry barb diseases?
Cherry barbs are a robust and disease-resistant species when kept in good conditions. The most common issues mirror those affecting most small community fish:
White spot (ich): White pinhead spots on the body and fins, often triggered by a chill or new-fish stress. Raise the temperature gradually to the upper end of range and improve water quality as a first step.
Fin rot: Ragged or receding fin edges from bacterial infection — almost always a water-quality problem. Address waste buildup and water change frequency before reaching for treatment.
Velvet (Oodinium): A fine gold or rust-coloured dusting visible under a torch held at an angle. More serious than ich and requires prompt attention.
Prevention covers all three: keep the tank cycled, hold a stable temperature in the 23–27 °C (73–81 °F) range, and quarantine all new fish for two to four weeks before adding them to the display tank.
Health note: always confirm symptoms against a reputable veterinary or fish-health source before medicating. Misidentifying a disease and treating for the wrong condition causes additional stress and can harm the fish further.
How long do cherry barbs live?
With proper care, cherry barbs live 4 to 6 years — a respectable lifespan for a small community fish. The keys to reaching the upper end are the same as for any tropical species: a stable cycled tank with a heater, a varied diet, regular water changes and a low-stress environment with a sufficient group size and compatible tank mates. Overcrowded or neglected conditions consistently cut that number short. A well-planted tank with a healthy shoal is a long-term display genuinely worth investing in.
Frequently asked questions
Are cherry barbs fin nippers like tiger barbs?
No — cherry barbs are genuinely peaceful and one of the few barbs safe with long-finned fish such as male bettas or guppies. Their reputation as a community barb is well deserved. Keep a group of six or more so males display to each other rather than harassing tank mates, and you will see their best colouration with minimal conflict.
How do I get the best red colour from my cherry barbs?
Two factors matter most — genetics and environment. Start with healthy, well-bred stock, then feed a varied diet including colour-enhancing foods such as brine shrimp, daphnia and quality flake. Heavy planting with dark substrate and subdued lighting makes males feel secure and intensifies their red. Breeding condition males are the most vivid.
What you need to keep a cherry barb
The baseline is a heated, filtered 60 L+ tank: a reliable heater to hold 23–27 °C (73–81 °F), a gentle filter that won't batter a cherry barb in the current, and a tight-fitting lid. Cycle the tank fully before adding any fish.
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