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Fish Freshwater Care: easy Peaceful

Pearl Gourami

Trichopodus leerii
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Other names: Lace gourami, Mosaic gourami
Group: Labyrinth fish · Family: Osphronemidae · Origin: Southeast Asia — Malaysia, Thailand, Sumatra, Borneo

A calm and elegant labyrinth fish whose body is covered in pearl-like spots. In the breeding season the males' throat and chest turn orange-red.

Will it suit my tank?

Last updated October 16, 2026

Temperature
24–28°C
pH
6–7.5
Hardness
2–15 dGH
Adult size
11 cm
Minimum tank size
120 liters
Lifespan
4–8 years
Social structure
Harem (one male, several females)
Male–female ratio
1 erkek : 2 dişi
Swimming zone
Top
Diet
Omnivore
Breeding
Bubble nest

Water parameters

Temperature24–28°C
pH6–7.5
General hardness (GH)2–15 dGH
Recommended range
Considered shrimp safe Suitable for planted tanks

Overview

October 16, 2026 · Suggest an edit

With pearl-like white spots covering its silvery-purple body and a thin black zigzag line running from snout to tail, the pearl gourami is one of the most elegant gouramis. It is noticeably more peaceful than the blue gourami, which makes it the most suitable large gourami for community aquariums.

Natural Habitat

October 16, 2026 · Suggest an edit

It lives in the peat swamps and lowland waters of Southeast Asia, in planted, soft and acidic water.

Tank Setup

October 16, 2026 · Suggest an edit
  • Volume: at least 120 liters; with its long fins and 11–12 cm length it wants plenty of room.
  • Surface: floating plants and a calm surface; warm air should remain between the lid and the water.
  • Water: 25–27°C, soft to moderately hard. Dim light and a dark substrate bring out its colors.

Diet

October 16, 2026 · Suggest an edit

Omnivorous. Flakes and granules, frozen brine shrimp, bloodworms and daphnia; foods containing spirulina. It feeds near the surface.

Behavior and Compatibility

October 16, 2026 · Suggest an edit

Peaceful and somewhat shy. Males display to each other in the breeding season and short chases occur. It usually leaves adult shrimp alone but may eat their young.

Good companions: tetras, rasboras, corydoras, kuhli loach, otocinclus, angelfish, discus (temperatures match).

Avoid: fin nippers (tiger barb, black skirt tetra), aggressive cichlids, male blue gouramis.

Group and Colony Structure

October 16, 2026 · Suggest an edit

1 male and 2 females is the most balanced setup; a single male also lives happily. In a large aquarium (200 liters or more), several males usually get along without trouble if the surface is divided by plants.

Breeding

October 16, 2026 · Suggest an edit

The male builds a large bubble nest among floating plants at the surface. The female releases hundreds of eggs beneath the nest, and the male carries the eggs into the nest and guards them. The female is removed after spawning, and the male once the fry become free-swimming. The fry are fed infusoria.

Health and Common Problems

October 16, 2026 · Suggest an edit

Hardy. In poor water, fin rot and bacterial infections can occur; sudden temperature drops trigger ich.

Sexing

October 16, 2026 · Suggest an edit

Males have an orange-red throat and chest (very bright in the breeding season), a long, pointed dorsal fin and a fringed anal fin. Females have a silvery throat and a short, rounded dorsal fin.

Tank mates

This list is calculated automatically from the species profile and grows as new species are added to the catalog. Try it in the planner for a definite answer.

Usually compatible

Should not be kept together

Hobbyist notes

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Change history and contributors
  1. Page created · October 16, 2026