Ultimate Wild Betta Fish Care Guide Betta Brownorum
Wild Betta Brownorum (Copyright: @mouse8to On Instagram)

Ultimate Wild Betta Fish Care Guide: Betta Brownorum

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Ultimate Wild Betta Fish Care Guide: Betta Brownorum – Another awesome wild strain of betta fish is “Betta Brownorum.” These wild betta fish are also known as “Scorpion Betta,” which becomes a nice common name of all bettas.

These wild betta fish native to the Borneo island in Indonesia and Malaysia. They usually inhabit peat swamps where commonly found in shallow waters and associate blackwater streams.

The “Brownorum” name was taken from the people who first collected these bettas, they are Barbara and Allan Brown, and classified in 1992.


Ultimate Wild Betta Fish Care Guide: Betta Brownorum


Appearance And Behavior

These wild bettas can grow up to 2.6 centimeters. They are categorized as moderately aggressive betta fish species. The males normally can be more aggressive to other males or females when building a breeding ground. They expect lifespan can reach up to 5 years. But they can live much longer in a good and healthy aquarium setup.

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Ultimate Wild Betta Fish Care Guide Betta Brownorum
An Adult Live Male Wild Betta Brownorum (Copyright: @nmbr_42 On Instagram)

Generally, the males’ betta brownorum have intense red body-colored with pronounced green iridescent speckles on the main body’s side. These green speckles are unique and different locations on each other, some betta has larger green speckles, and the others are smaller. Besides, the males have much longer anal fins than females.

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Ultimate Wild Betta Fish Care Guide Betta Brownorum
An Adult Live Female Wild Betta Brownorum (Copyright: seriouslyfish.com)

While the females of these betta species have more pale body coloration with lighter green speckles and have shorter anal fins than males.

They have an iridescent blue eye iris. Commonly they have 10-11 rays on dorsal fins. The end part of pelvic/ventral fins is usually white-colored.


Housing Or Tank Setup

Although the scorpion wild betta fish are moderately aggressive, they still can housing in a group or community tank. A single pair can be housed in a 5-gallon tank, while groups and communities should be housed at least in a 20-gallon aquarium size.

Using black or dark substrates like “Flourite Black Sand” is preferred. It will enhance your brownorum colors. They grow well in subdued lighting, so use low-powered lighting.

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Ultimate Wild Betta Fish Care Guide Betta Brownorum
Biotope Tank Setup For Wild Betta Scorpion (Copyright: @kipai On Instagram)

They usually live in sluggish water in the wild, using the low-powered filtration system with gently flowing water.

Adding some tropical aquarium plants will offer many benefits. It will give them a shady and hiding place, increase the oxygen level, give a place for breeding and aesthetic value. Use the freshwater aquarium plants that survived in their tanks, such as Anubias species, cryptocoryne, moss species, or microsorum.

Putting floating aquarium plants also can be preferred. It will hold some light from aquarium lamps and provide an extra-shady area on the aquarium.

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Ultimate Wild Betta Fish Care Guide Betta Brownorum
Low-tech Tank Setup For Wild Betta Scorpion (Copyright: blackwaterbubbles.tumblr.com)

Adding dried cattapa leaves to the aquarium is a good choice. These leaves can stabilize ph levels on the water and provide a portion of extra food for fry.

Scorpion betta fish do not need extra aeration in the aquarium, and they are hardy fish that can survive at low-oxygenated levels. So, you don’t need an aeration system.

The water temperature should be around 22 – 30°C, pH levels between 3.0 – 6.0, water hardness 18 – 90 ppm.

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Ultimate Wild Betta Fish Care Guide Betta Brownorum
Wild Habitat Of Brownorum Betta Fish (Copyright: seriouslyfish.com/species/betta-brownorum)

Putting some driftwood, rocks, caves, or pipes to the tank will give a more aesthetic view and extra hiding and playing area to explore. It will make your beloved brownorum betta happier.

Don’t forget to use the aquarium lid to avoid them jumping out from the tank.



The wild brownorum betta fish is carnivorous. In the wild habitat, they tend to be fed some small creatures such as small insects and small invertebrates. But they’ve also accepted dried fish food from the stores, such as fish pellets, flakes.

Feeding live or frozen food to them is necessary, and it will enhance their colors and healthy. In the same case, feeding live food such as daphnia, brine shrimp, or mosquito larvae can stimulate them to spawn.

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Ultimate Wild Betta Fish Care Guide: Betta Brownorum

Tank Mates

Be sure their tank mates must be other peaceful species and use the required tank size. The larger, aggressive, territorial, and fin-nippers fish species must be avoided.

The fish size should be equal and have the same characteristics as tetra species, corydoras, platy, molly, and danios species.

Although the kuhli loaches are larger than them, they can be kept together as good friends.

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The wild brownorum betta fish are actually bubble nest builders. So, in this case, the aquarium vegetations or other spawn media like clingfilm are necessary. You should make the breeding tank and keep mature single pair into it.

Before the spawning, males will build the bubble nest under the aquarium leaves or clingfilm. After that, the female’s body becomes pales, and dark stripes appear on the side body.

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Ultimate Wild Betta Fish Care Guide Betta Brownorum
A Pair Of Brownorum Betta Fish (Copyright: blackwaterbubbles.tumblr.com)

In the spawning process, the male will wrap himself around the female, and at the same time, she will lay her eggs, and the male will fertilize them. When the eggs fall, both of them will collect and put them into the nest.

This process will repeat many times until the female spending all her eggs. Once the spawning process is over, the female can move to another tank, and the male will take care and guard the eggs until hatching.

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Ultimate Wild Betta Fish Care Guide Betta Brownorum
Brownorum Betta Fish Fry (Copyright: blackwaterbubbles.tumblr.com)

The eggs will hatch in 1-2 days. The fry will remain in the nest for 3-4 days until their yolk is fully absorbed. After the fry can begin to swim freely, the male can be removed from the breeding tank.

The fry can be feed with infusoria until they grow bigger and accept larger food like brine shrimp or micro worms. Unfornotelly, these wild betta species not prolific species. They commonly can produce less than 20 eggs; however, the bigger broods can produce up to 50 eggs. The brownorum betta fish is also listed in the IUCN Red List of Threatened Species as a vulnerable categorize.

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