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Lambchop rasbora (Trigonostigma espei)
Photo: AverageWalrus · CC BY-SA 4.0 via Wikimedia Commons

Lambchop rasbora

Trigonostigma espei · Danionidae

Also known as Espei rasbora

Beginner

Slimmer and more copper than a harlequin, with a chop-shaped black mark.

In short: A lambchop rasbora needs at least 60 L (16 US gal), water at 23–28 °C (73–82 °F) and pH 5.5–7.2. It is peaceful, best kept in groups of 8 or more, and rated beginner to keep.

Minimum tank
60 L (16 US gal)
Temperature
23–28 °C (73–82 °F)
pH
5.5–7.2
Adult size
3 cm (1.2 in)
Group size
8+

Care requirements

Minimum tank volume
60 L (16 US gal)
Temperature
23–28 °C (73–82 °F)
pH
5.5–7.2
Hardness
2–12 dGH
Lifespan
3–6 years
Diet
Omnivore — micro pellets, flake, frozen daphnia.
Care level
Beginner

Origin & habitat

Native region
Thailand and Cambodia
Water type
Freshwater
Biotope
Blackwater peat swamps
Natural conditions
Soft acidic water, planted, gentle flow.

Behaviour & stocking

Temperament
Peaceful
Minimum group
8 fish
Swims
Mid-water
Good tank mates
Corydoras
Honey gourami
Cherry shrimp
Avoid
Large cichlids
Fin nippers

Breeding & difficulty

Breeding difficulty
Intermediate
Sexing
Males are slimmer with a sharper marking.
Notes
Lays eggs on the underside of broad leaves.
Common ailments
Ich
Fin rot
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