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Species profile

Giant Red Tail Gourami

Osphronemus laticlavius

Common names: Giant Red Tail Gourami

Recognized speciesGouramis
Giant Red Tail Gourami (Osphronemus laticlavius)

Adult size

Up to 50 cm

Up to 50 cm

Countries of origin

  • See all stock from Malaysia

Good fit for your tank?

Good fit for

  • A keeper with room for a large aquarium

Think carefully if

  • You keep smaller fish, which it may eat
  • You cannot provide about 648 litres for a fully grown fish
  • You keep shrimp you want to protect

A very large relative of the Giant Gourami, reaching about 50 cm, with striking red in the fins. Keep alone or in a small group in 648 litres or more.

Appearance and Identification

A very large relative of the Giant Gourami, reaching about 50 cm, with striking red in the fins. It is still rare and expensive in the hobby.

Check the scientific name when buying, as common names vary between sellers and countries.

Sexes are often hard to tell apart.

Tank Requirements

Suggested filter
About 1,300–1,940 litres an hour
Suggested heater
About 650–975 W for this tank
Minimum tank volume
648 litres
Minimum tank length
180 cm
Minimum group size
1
Recommended group size
1
Activity level
Moderate
Flow preference
Low
Planting preference
Moderately planted
Hiding places
Yes
Lid recommended
Yes
Jumping risk
Moderate

This is an unusual fish with particular needs, so plan the tank around it. Check the adult size before you buy, and use a secure lid.

Behaviour and Tankmates

An unusual fish, kept for its looks and behaviour rather than as a community fish.

Varies by species, so see the notes.

Varies by species.

Choose tankmates with care, and check whether it will eat small fish, or be bullied by faster ones. It is likely to eat shrimp.

Check tankmates for this species

Water Parameters

Temperature
20–30 °C
pH
6.5–8
GH
5–25
Stability importance
Important

Fairly tolerant of different water, if it is clean and stable.

Parameter caveat
Keep up regular water changes, and acclimatise new fish slowly.

Feeding

Diet types
Herbivore, Omnivore
Feeding frequency
Daily
Preferred foods
  • Spirulina or algae wafersShould make up much of the diet.
  • Blanched vegetablesCourgette, cucumber and peas work well. Remove leftovers within a day.
  • Small frozen foodsAn occasional addition for protein.

Diet varies, so check what your fish accepts when you buy it.

Feed small amounts, and remove anything left after a few minutes.

Breeding

Breeding difficulty
Not commonly bred
Parental care
Unknown

Little has been recorded about breeding this fish in aquariums.

Habitat and Origin

Geographic origin
Malaysia, Southeast Asia
Natural habitat
River
Aquarium contexts
Large Freshwater Aquarium
Audience level
Specialist

Classification

Profile type
Recognized species
Genus
Osphronemus
Family
Osphronemidae
Species group
Fish, Gouramis

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