Yellow Betta Fish: Species Profile And Care Guide

yellow betta fish

The yellow betta fish (Betta splendens), also known as the Siamese Fighting Fish, has had a special place in Thai culture and folklore for centuries, and is considered by some to be sacred.

Today, this striking freshwater species is common in aquariums around the world, and its popularity continues to rise thanks to its bright coloration, small size, and lively personality.

One of the most colorful varieties of betta fish, yellow betta, is popular in the aquarium trade but challenging to keep at home, due to their aggressiveness and tendency toward illness caused by poor water quality.

Learn about the yellow betta fish species profile, diet, habitat, lifespan, and care requirements to help you determine if they are right for your home or business aquarium!


The Betta Splendens, or Yellow Betta Fish, is a species of tropical fish native to the freshwaters of South East Asia. It belongs to the family Osphronemidae and is one of the most popular aquarium fish.

These stunning fish have been selectively bred for over 100 years, resulting in a wide variety of vibrant colors and forms.

The natural wild form of Betta Splendens is known as the wild betta and has an olive-green body with a series of vertical stripes running along its sides.

As a result of selective breeding, this wild species has been bred into many forms, such as the plakat (short-finned betta), the veiltail (long-finned betta), and the halfmoon (long-finned double-tailed betta). In addition to these forms, there are also several color varieties, including black, red, white, blue, and yellow.

The betta splendens should be housed in at least 2 gallons of water if possible, though 3 gallons is preferable if you want to house multiple males together or if you want a bigger tank for your solitary female.

Be sure that you provide plenty of hiding places inside the tank, as these fish will often spend time living out of sight at the bottom of the tank.

A male should ideally be housed alone so that he may display his best colors when looking for mates; however, it’s not unheard of for two males to be kept together under careful observation and without any signs of fighting.

Bettas come from warm climates where they live among plant life near rivers and streams, meaning they do best when their tanks are decorated with plants like Java moss and Anubias sp., which provides them with shade from direct sunlight during summertime days.

How much do yellow betta fish cost?

yellow betta fish

Yellow Betta fish are fairly common, aren’t prohibitively expensive, can easily be purchased from pet stores for around $15, and usually don’t cost more than $30. Rare color patterns can sell for upwards of $500, while a fish with the colors of the Thai flag recently went for $1,530 at an auction.

Barbonymus Schwanenfeldii (Tinfoil Barb)

Typical behavior and temperament

Betta splendens, commonly referred to as the yellow betta fish, is a vibrant species of freshwater fish that has become popular among fish keepers. This colorful species is an active swimmer and very territorial, making it an exciting and unique addition to any aquarium.

When kept in a home aquarium, the yellow betta fish are typically quite docile and calm. It is not aggressive towards its tankmates, and will usually ignore them or even seek out their company.

However, when two males are present in the same tank, they will display aggressive behaviors such as fin flaring and chasing each other. As such, it is best to keep just one male per tank or a single male with multiple females.

The yellow betta fish is known for its intelligence, often following its keeper’s fingers around the tank. It loves to explore its environment and can be trained to perform tricks such as swimming through hoops.

With proper care and regular interaction, this fish can become very friendly and even learn to recognize its owner.

Overall, yellow betta fish is an ideal choice for beginner aquarists who are looking for an active and intelligent species.

While they may display some territorial behavior towards their own kind, they can easily be kept with other non-aggressive fish species and make an excellent addition to any home aquarium.


There are more than 70 species of Betta fish in the wild, and through selective breeding for the fish trade, hundreds of colors are available. Almost any color combination you can imagine can be found in these lovely species.

Their bodies have unique shapes and their tails and fins have a stunning flow. There are fairly a few yellow Bettas out there, but they’re a little challenging to breed. Their body and fins are a bright lemon-yellow color.

Yellow Bettas are available in several variations, including the pineapple Betta, which has an orange or yellow body with black lines lining its scales.

Yellow Betta fish care information

yellow betta fish

Yellow betta fish (betta splendens) are one of the most popular freshwater fish, prized for their vibrant colors and unique personalities. Though they may be small, they have a big impact in any home aquarium.

In order to properly care for your yellow betta fish, there are some basic rules to follow.

The most important thing is to provide them with a clean and healthy environment. This means keeping the water clean and changing it frequently. In addition, you should use a filter and an air pump to keep the oxygen levels high in the tank.

Habitat, Tank conditions, and setup

When it comes to keeping yellow betta fish, the first thing to consider is their tank. A betta’s environment should be set up with care as these fish are delicate creatures and require the right conditions to stay healthy.

Plotosus lineatus (Striped eel catfish)

Ideally, you should provide a tank of at least 5 gallons. This will give your betta plenty of room to swim around and explore. You should also make sure the tank has a cover, as bettas can jump out of the tank if there is no lid.

Additionally, you’ll want to ensure the tank is placed in an area that isn’t too noisy or too bright.

To create a natural environment for your betta, it is important to decorate their tank with plenty of plants, rocks, driftwood, and other decorations. This will not only make the tank look nice, but it will also provide your betta with hiding places.

Finally, you’ll need to add a filter and a heater to the tank. The filter is necessary to keep the water clean and the heater is important because bettas are tropical fish and require warm water temperatures.

A thermometer can help you monitor the temperature and make sure it is within the optimal range for your betta.


When it comes to providing your yellow betta fish with the ideal environment, lighting is a critical component. Betta splendens are found naturally in shallow water, so it’s important to keep lighting levels low.

This will provide your fish with a place to rest and hide during the day, while also promoting good health.

Ideally, you should use full-spectrum fluorescent lighting with a 12-hour light/dark cycle. This will allow your fish to have regular periods of light and darkness, while also providing a naturalistic environment for them.

Additionally, make sure to avoid putting the aquarium in direct sunlight, as this can cause overheating and distress for your fish.

To help provide some variety for your yellow betta fish, you can use different colors of lighting and replace them every few months. This will give them something interesting to explore and will help to stimulate their natural behavior.

Additionally, you can use natural-looking rocks, plants, and decorations in the tank to create an interesting and visually pleasing atmosphere for your betta fish.

Overall, it’s important to keep lighting levels low and provide a consistent light/dark cycle for your yellow betta fish. Doing this will help to ensure that they stay healthy and happy in their aquarium environment.

Are they good tank mates?

When considering the addition of any fish to your aquarium, compatibility is one of the key factors to consider. Fortunately, yellow betta fish (betta splendens) are generally a peaceful and docile species, making them ideal tank mates for other fish in a community tank.

Banded Pygmy Sunfish "Elassoma Zonatum"

These fish prefer to swim in small schools, so it is important to keep a group of at least five or more if you plan to have them as part of a community tank.

Yellow bettas can be kept with other peaceful fish such as neon tetras, danios, and other small schooling fish. However, it is important to note that bettas can be aggressive towards other fish that are similar in size or shape, especially other bettas.

As such, it is best to avoid mixing male and female bettas together or adding multiple males to the same tank.

In addition, it is important to remember that these fish do require plenty of swimming space and should not be housed in tanks smaller than 5 gallons.

Finally, if you plan to keep these fish in a community tank, it is important to provide plenty of hiding places such as live plants and cave-like decorations. This will help create a sense of security and also help reduce aggression between tank mates.


When it comes to the diet of your yellow betta fish, it’s important to provide them with a nutritious and varied diet.

Although these fish are omnivores that will eat some green algae in nature, their diet is primarily carnivorous.

A balanced diet should include high-quality flake food, freeze-dried or frozen bloodworms, brine shrimp, daphnia, and other dried fish foods. You can also feed them live foods such as black worms or grindal worms.

Your betta should be fed two to three times a day, only as much as they can eat in two minutes. Overfeeding can lead to health problems such as swim bladder disorder and obesity.

Make sure to provide your fish with plenty of fresh water and check the water parameters regularly to ensure a healthy environment for your fish.


Beginners should research the betta fish breeding process thoroughly before beginning the process to avoid getting sickly fry (babies).

Your brood fish will need its own aquarium, with water conditions tailored to them, and the males will tend to their young. In the wild and in captivity, male bettas protect their fry until they become free-swimming. Once it’s at this stage, remove the male from the breeding tank.

Choosing the right breeding pair is one of the most important things you can do if you plan on breeding because you want them to be healthy and act energetically.

Purchasing Bettas from reputable breeders is a wise choice in order to ensure the animal’s suitability for breeding.

Keeping your fish healthy

yellow betta fish

The Yellow Betta Fish is a vibrant, active, and beautiful fish species. Their striking yellow coloration makes them stand out in any tank, and they are easy to care for. But like any fish, they require a few basic steps to ensure their health and happiness.

Threadfin Fish Description And Care Tips

Firstly, provide your Yellow Betta Fish with the appropriate tank size. A 5 gallon tank is recommended for a single fish, and a 10 gallon tank or bigger is best for two or more Bettas. The tank should also have a heater to maintain a stable temperature between 76-82 degrees Fahrenheit.

Secondly, it’s important to provide the right diet for your Betta. This species should be fed twice a day with a high-quality flake food specifically designed for Bettas.

You can also offer live foods such as worms, brine shrimp, and bloodworms as an occasional treat. It’s also important to avoid overfeeding as this can lead to digestive issues.

Finally, make sure to regularly clean and maintain your tank. This means doing partial water changes every two weeks to keep nitrates and other toxins at bay. Keep the water alkaline, with a pH range of 7.0-7.4, by using a water conditioner or pH test kit.

And don’t forget to remove any uneaten food or decaying matter from the tank to avoid polluting the water.

By following these simple steps, you can ensure that your Yellow Betta Fish remains healthy and happy for years to come!

Are they suitable for your aquarium?

When considering which fish to add to your aquarium, it’s important to make sure they are compatible with the other fish and their environment.

The yellow betta fish is a popular aquarium fish due to their vibrant colors, unique appearance, and ease of care.

But, are they suitable for your tank?

Yellow betta fish are known for their beautiful yellow fins, scales, and long flowing tails. They are also known for being quite hardy, making them a great addition to any community tank. These fish prefer warm water temperatures between 76 to 82°F and pH levels of 6.5 to 7.0.

While yellow betta fish are generally peaceful in nature, they can become aggressive when placed in the same tank as other betta fish. If you plan on keeping multiple bettas in one aquarium, it is important to provide plenty of hiding spaces and plenty of room to swim around.

Otherwise, they may become territorial and start to fight.

Overall, the yellow betta fish is an excellent choice for any aquarium. With proper care and compatible tankmates, these fish will make a colorful addition to your tank.