Gold Barb

Barbodes semifasciolatus

Cyprinids

A highly active, peaceful schooling fish. The common 'Gold' variant is a captive-bred color morph (Schuberti) of the wild Green Barb. They are remarkably hardy and prefer slightly cooler sub-tropical water, making them excellent candidates for unheated indoor aquariums.

At a Glance

Adult Size7.5 cm
Body ShapeFusiform
Growth RateModerate
TemperamentPeaceful
Water TypeFreshwater Only
Flow PreferenceModerate
Waste OutputLow
StockingSchool of 6+

Tank Requirements

Minimum Volume75 L
Minimum Length60 cm
FlowModerate
Water TypeFreshwater Only
Must-Haves in the Tank
Plants - Densely covered

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Water Parameters

Temperature1624°C
pH68
Hardness220 dGH

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Temperament & Compatibility

Aggression LevelPeaceful
2/10
Where They Swim
Surface
Mid-level
Bottom
Stocking Guidelines
Keep at Least6 fish
Max per TankNo limit
Can Live Alone?No — needs a group
Behavior Traits
Hyperactive / Fast SwimmerFry Predator

Available Varieties

Each variety inherits the species defaults above. Only differences are highlighted.

Gold Barb (Schuberti)

The highly popular golden morph created by Thomas Schubert. Features a bright golden-yellow body with random dark flecks along the lateral line. The absolute standard form in the aquarium trade.

Same care requirements as the base species

Also known as: Schuberti, Golden Barb, Standard

Green Barb (Wild Type)

The natural wild form of the species, featuring a metallic green/olive body with dark vertical bars. Far less common in the trade than the gold morph, but shares identical care requirements.

Same care requirements as the base species

Also known as: Chinese Barb, Green Barb, Wild Form

Gold Barb Care Guide Summary

The Gold Barb, scientifically known as Barbodes semifasciolatus, belongs to the Cyprinids family group. Adults reach a maximum size of approximately 7.5 cm and have a fusiform body shape with a moderate growth rate. Classified as peaceful, this species primarily occupies the mid-level and bottom zones of the aquarium and produces a low level of biological waste.

To thrive, the Gold Barb requires a freshwater only aquarium with a minimum volume of 75 litres and a tank length of at least 60 cm. Water temperature should be maintained between 16°C and 24°C, with a pH range of 68 and a general hardness of 220 dGH. A moderate water flow is preferred. An aquarium test kit can help you monitor these values.

The Gold Barb is a rewarding species to keep, provided its core environmental needs are met. This species is available in 2 varieties: Gold Barb (Schuberti) and Green Barb (Wild Type). 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.

Gold Barb Habitat Setup

When setting up an aquarium for the Gold Barb, 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 dense planting to provide cover, break sightlines, and reduce stress.

Gold Barb Compatibility Notes

Classified as peaceful, the Gold Barb is a schooling species that feels most secure in a sizeable group, where natural shoaling behaviour reduces stress and brings out their best colours. When choosing tankmates, 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.

Frequently Asked Questions About Gold Barb

How big does Gold Barb get?+
Gold Barb (Barbodes semifasciolatus) typically reaches a maximum adult size of approximately 7.5 cm. They have a fusiform body shape and a moderate growth rate.
What tank size does Gold Barb need?+
A minimum aquarium volume of 75 litres and a tank length of at least 60 cm are recommended for Gold Barb. This ensures enough swimming space and helps maintain stable water conditions.
What water parameters does Gold Barb need?+
Gold Barb thrives in freshwater only conditions with a temperature range of 16–24°C, a pH between 6 and 8, and a general hardness of 2–20 dGH. A moderate water flow is preferred.
Is Gold Barb peaceful or aggressive?+
Gold Barb is classified as peaceful with an aggression score of 2 out of 10. They are generally well-suited to peaceful community tanks.
How many Gold Barb should be kept together?+
Gold Barb is a schooling species and should be kept in groups of at least 6. Larger groups help distribute aggression and encourage natural schooling behaviour.
Does Gold Barb have any special tank requirements?+
Yes. Gold Barb benefits from plants - densely covered in the aquarium. These features help replicate their natural habitat and promote overall health and well-being.

Similar Species

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Cyprinids
10 cm Mostly Peaceful

A hardy, active, and colorful subtropical schooling fish. Known for the male's striking rosy-red breeding dress, while females are more golden/silver. They are voracious eaters, very active swimmers, and can be fin-nippers if kept in too small a group. Best kept in cooler water compared to tropical species. The Long Finned morph is also popular but requires gentler flow.

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Odessa Barb

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A peaceful, schooling cyprinid endemic to the shaded streams of Sri Lanka. Unlike many of its barb cousins, the Cherry Barb is not a fin-nipper and makes an excellent community fish. They thrive in heavily planted aquariums with subdued lighting and leaf litter. Males display a striking cherry-red color, especially during spawning.

Tiger Barb

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