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Encyclopedia / Gouramis & Bettas / Snakeskin gourami
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Variations

1 kinds · tap one for a closer look

Snakeskin gourami

Trichopodus pectoralis · Sepat siam, Siamese gourami, Snakeskin, Sepat

Peaceful toward fish of similar size and calm even as a big adult.

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· real AED shop prices, never conversions
30 cmBody length, without tail ✓
22–30 °CTemperature ✓
5.8–8.5pH ✓
108 LSmallest tank ✓
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✕Not recommended
  • Snakeskin gourami eats animals up to about 5 cm. Neon tetra only grows to 2.5 cm.
✕Not recommended
  • Snakeskin gourami eats animals up to about 5 cm. Cardinal tetra only grows to 3 cm.
✕Not recommended
  • Snakeskin gourami eats animals up to about 5 cm. Black neon tetra only grows to 3.2 cm.
!With conditions
  • Only a narrow temperature range suits both: exactly 22 °C.
!With conditions
  • Only a narrow pH range suits both: 5.8–6.
✓Compatible
✓Compatible
✓Compatible
✓Compatible
✓Compatible

354 species in our list are a good match.

Facts checked against sources on 16 Oct 2026. ✓ means a source backs it; ? means no reliable source yet. See sources

Care and water

Hardness ✓2–30 dGH
Group size ?Can live alone
Temperament ✓Peaceful
Swims at ?Middle
Care level ✓Easy
Diet Omnivore
Lifespan ?Unknown
Size in shops 5–8 cm
Growth Fast

Behavior

Peaceful toward fish of similar size and calm even as a big adult. It will eat small fish that fit in its mouth, and may harass smaller gouramis.

Food

Pellets, flakes, frozen foods and plenty of plant matter such as blanched spinach or lettuce.

Tap a food to see what it is.

Male or female

Males develop pointed dorsal and anal fins and orange or red pelvic fins; females are plumper.

Health

Common problems. Tap one to see the signs. This is a guide, not a diagnosis.

Breeding

Bubble-nester · Moderate

Easy-to-breed bubblenester. The male builds a large bubble nest up to about 25 cm across among floating plants, gathers the eggs into it and guards them; remove the female after spawning.

Pairing

Pick the largest, healthiest fish from a group of 6-8 or buy a bonded pair.

Setup

300 L+ tank or indoor pond with floating plants and lowered water level to 25 cm; strong lighting is not needed.

What starts it

Warm water change, a rise to 28 C and heavy feeding with live and frozen food.

Eggs

Up to 5,000 eggs (FishBase gives 1,000-10,000); they hatch in about 20-30 hours and the fry swim freely 4-5 days later.

Raising the fry

Newly hatched brine shrimp, microworms, then powdered food; keep room air warm for the labyrinth organ. Remove the female after spawning.

Common mistakes
  • Using too small a tank
  • Strong flow wrecking the nest
  • Cold room air above the water
Full breeding guide, day-by-day plan and simulator →

Where it lives in the wild

Mekong RiverThai rice paddiesLoading the map…
Native range (rough area)Centre of the rangePlaces on the World Map
RegionMainland Southeast Asia – Thailand, Cambodia, Laos & Vietnam
Rivers and lakesMekong and Chao Phraya basins
HabitatShallow swamps, rice fields and floodplains
Native rangeAbout 800 km across
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The story of the snakeskin gourami

A large gourami from the Mekong and Chao Phraya basins, named for its zigzag snakeskin pattern. It is farmed as a food fish (sold dried in Thailand and used in fish soup), and farming has spread it to many countries, including Malaysia and Indonesia, where it is not native. It can make cracking sounds when breeding or defending territory.

British ichthyologist Charles Tate Regan described this gourami in 1910. It is an important food fish in Thailand and has been introduced to many other tropical countries.

First described by C. Tate Regan in 1910.

  • It is often salted and dried as a popular food in Thailand.
  • It is one of the largest Trichopodus gouramis.
  • Its name comes from the snake-like pattern along its sides.

Sources

16 facts checked with sources

  • Scientific name

    Often still sold as Trichogaster pectoralis (older combination). Osphronemus saigonensis is a synonym.

    Eschmeyer's Catalog of Fishes: genus Trichopodus · FishBase: Trichopodus pectoralis summary
  • Familycorrected

    Legacy has no family field. FishBase places the order as Anabantiformes.

    FishBase: Trichopodus pectoralis summary
  • Sizecorrected

    Seriously Fish gives 30 cm SL (standard length); FishBase gives 25 cm TL max and 15 cm TL common. Larger well-sourced figure (30 cm SL) used per the size rule; aquarium fish are often smaller.

    Seriously Fish: Trichopodus pectoralis · FishBase: Trichopodus pectoralis summary
  • Temperaturecorrected

    Seriously Fish (preferred for husbandry) extends to 30 C; FishBase 23-28.

    Seriously Fish: Trichopodus pectoralis · FishBase: Trichopodus pectoralis summary
  • pHcorrected

    Legacy 6-8 is inside both ranges; Seriously Fish range recorded.

    Seriously Fish: Trichopodus pectoralis · FishBase: Trichopodus pectoralis summary
  • Hardnesscorrected

    Legacy has no hardness. FishBase's 2-3 dH looks like a typo; Seriously Fish range used.

    Seriously Fish: Trichopodus pectoralis · FishBase: Trichopodus pectoralis summary
  • Smallest tankcorrected

    120 x 30 cm base x 30 cm height = 108 L (Seriously Fish states ~108 litres). Legacy 300 L is more generous than the source minimum.

    Seriously Fish: Trichopodus pectoralis
  • Group size

    No source gives a group size.

    Seriously Fish: Trichopodus pectoralis
  • Temperament

    Peaceful but will eat fish small enough to swallow.

    Seriously Fish: Trichopodus pectoralis
  • Swimming level

    No source names a swimming level.

    FishBase: Trichopodus pectoralis summary
  • Care level

    Seriously Fish's difficulty panel rates it Easy.

    Seriously Fish: Trichopodus pectoralis
  • Where it livescorrected

    Legacy has no range field. FishBase does not list Myanmar.

    Seriously Fish: Trichopodus pectoralis · FishBase: Trichopodus pectoralis summary
  • Male or femalecorrected

    Pointed dorsal and plumper female supported; "brighter belly colour" not found, the colour cue is the pelvic fins.

    Seriously Fish: Trichopodus pectoralis
  • BreedingSeriously Fish: Trichopodus pectoralis · FishBase: Trichopodus pectoralis summary
  • Eggs and young

    Legacy 1,000-5,000 eggs agrees.

    Seriously Fish: Trichopodus pectoralis · FishBase: Trichopodus pectoralis summary
  • Storycorrected

    Legacy implied it is native to Malaysia and Indonesia; sources list those as feral (introduced) populations.

    FishBase: Trichopodus pectoralis summary · Seriously Fish: Trichopodus pectoralis