Bintan licorice gourami

Parosphromenus bintan

Also known as Bintan paro, Paradise licorice gourami

FreshwaterFish

Care at a glance

Temperature
72–81°F (22–27°C)
pH
4.5–6.0
Adult size
1.3 in (3.2 cm)
Minimum tank
5 gal (20 L)
Temperament
Peaceful
Social behavior
Social
Tankmates
Tankmates with caution
Swim level
Middle
Difficulty
Difficult
Breeding
Hard
Rarity
Rare
Origin
Bintan Island and nearby Riau islands, Indonesia
Family
Osphronemidae

Overview

The Bintan licorice gourami is a nano blackwater specialist kept as a pair rather than a shoal, in a quiet, shaded tank of around 20 liters. It stays low in the tank around caves and leaf litter and shows best when it feels secure. Because it is easily bullied and outcompeted, keep tankmates to none or a few tiny peaceful species, and be cautious about who shares its space. Feed small live foods such as baby brine shrimp, microworm, grindal worm, and daphnia, since dried food is usually ignored. Steady, soft, acidic water matters more to this fish than almost anything else you can offer it.

In the wild

This gourami comes from soft, acidic blackwater on Bintan and Bangka islands and nearby parts of the Riau Archipelago in Indonesia, water that is tea-colored and very low in minerals. Set up a shaded tank with botanicals, driftwood, and narrow caves. Use reverse osmosis water if your tap is hard, and hold the pH from 4.5 to 6.0 at 22 to 27 degrees Celsius. Deep leaf litter helps keep the chemistry stable.

Good to know

Parosphromenus bintan is a member of the family Osphronemidae, described by Kottelat and Ng in 1998, and reaches about 3.2 centimeters. Breeding is difficult: the male tends a small clutch inside a cave in very soft, acidic water, and the fry are minute. It lends its name to a whole complex of closely similar licorice gouramis that are hard to tell apart.

Did you know

For years the name bintan was pinned onto all sorts of look-alike licorice gouramis arriving in the trade, so a fish sold as bintan may be one of several species. The genuine article is a tiny thing barely over two centimeters long in the body.

Common questions

What size tank does a Bintan licorice gourami need?

A Bintan licorice gourami needs at least 5 gal (20 L). It spends most of its time in the middle.

What temperature and pH do Bintan licorice gourami need?

Bintan licorice gourami are comfortable at 72–81°F (22–27°C) with a pH of 4.5–6.0.

How big do Bintan licorice gourami get?

An adult Bintan licorice gourami reaches about 1.3 in (3.2 cm).

Appears in

Freshwater fish · Bettas & gouramis · Gouramis · Advanced fish · Nano fish · Community fish

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