Knowing the Types Oscar Fish – Care Guide: Breed, Diet, Food, Tank Mates

Oscar fish is still included in the oscar Cichlid family with the Latin name Astronotus ocellatus. This fish is one of the freshwater fish originating from the Amazon river.

The nature of this fish is very aggressive, so it is unlikely to be combined with other ornamental fish in one aquarium. Food from these fish is worms, smaller fish, shrimp, crabs, and crickets.

When compared with other ornamental fish such as louhan, chef goldfish, guppy fish, and others, oscar fish might seem still not popular. Because this fish is not as popular as other ornamental fish. read popular freshwater fish.

An adult Oscar fish can reach 40 cm in length and weigh about three kg. If properly cared for, the life span of this fish can reach 13 years.

Species Summary

Oscar fish come from South America, namely Peru, Brazil, French Guiana, Colombia, and Ecuador. Large numbers of these fish can be found in the Amazon River valley, and prefer slow-moving water with lots of rocks and debris.

Although they are naturally from this area, you can also find them in Australia, China, and even Florida. They are known for their charming appearance, unique personality, and aggressive.

Types of Oscar Fish


Currently, there are many types of fish on the market, because many fish lovers interbreed with different types of oscar fish so that they can create Oscar fish with new patterns.

Likewise in the Indonesian market, there are several types of oscar fish that are in demand by fish lovers, including the following:

1. Black Oscar

Black Oscar

From the name, it is clear, that this oscar fish has a black body. Although dominantly black, this fish still has a silver complexion. This fish is a cross-breeding fish between oscar tiger breeds.

2. Batik Oscar

Batik Oscar

Oscar batik is similar to the oscar tiger, which has a similar pattern on their bodies. But the two fish are very different if you pay more close attention. The style of this fish at first glance looks like batik and is more dominant to black with orange spots.

3. Red Oscar

Red Oscar

This fish has a red rather orange base color combined with black on the sides of the head, fins, and tail. This fish can reach a length of 50 cm in the long run for 10 years if cared for properly.

Oscar pink can be found in the ornamental fish market or shops that sell ornamental fish. This fish is also included in the most popular ornamental fish in Indonesia.

4. Tiger Oscar

Tiger Oscar

The color combination of the oscar tiger is very beautiful, the color is what makes it unique and much sought after by lovers of ornamental fish.

The color of this fish is beautiful because the color is similar to that of a tiger, which is a combination of a basic black-gray color with an orange or red pattern that indeed resembles the color of a tiger.

This fish is still relatively original because it has not been mated. This fish is aggressive and prefers to be alone.

5. Lemon Oscar

Type Lemon Oscar

Named lemons because this oscar has a color similar to lemons, which is predominantly yellow. But not all of them are yellow, at the top of the fish and the tips of the fins are slightly white or black.

6. Slayer Oscar

Type Oscar

Oscars of this type are Oscars who have genetic disorders, it is precisely this genetic disorder that makes it unique and much sought after by lovers of ornamental fish. This fish has a white body with fins that widen like a slayer.

7. Paris Oscar

Paris Oscar

Oscar Oscar is very popular among ornamental fish lovers. The reason this fish has a very diverse color – variety.

You should pay attention to the color selection of these fish, usually bright and clear colors that are good and good fish.

8. Albino Oscar

Oscar albino is one of the most expensive and most beautiful oscar fish

Oscar albino is one of the most expensive and most beautiful oscar fish. This is caused by the scarcity of this type of oscar fish and to cultivate it is difficult.

The basic color of this fish is white accompanied by a pattern of red velvet gold color pattern that is very beautiful. His eyes are bright red and wide fins.

Because the color is very beautiful, many ornamental fish lovers are willing to buy expensive prices only to have this albino oscar. It is not uncommon to bring it directly from abroad.

9. Wild Oscar

Oscar Wild has the Latin name Astronotus Ocellatus and is often referred to as the Wild Oscar Fish

Oscar Wild has the Latin name Astronotus Ocellatus and is often referred to as the Wild Oscar Fish. The special feature of this fish is the basic color which is black or dark and several grayish-yellow stripes cross from top to bottom.

This fish also has a small circle at the base of the tail with the tip of the tail and dorsal fin has an orange or red color and at the bottom of the jaw, the fish has a bright yellow color.

10. Gold Oscar

The golden color is dominant in the body

Called golden oscar because this fish has a golden color. The golden color is dominant in the body. Meanwhile, the golden oscar’s fins and belly are black and their heads are gray.

All of the above types of oscar fish can benefit their owners. The benefits include the following:

  • Oscar fish can be used as ornamental fish in your home which can also be used to relieve stress. Because the style and its calm movements can relax you when you look at it.
  • This fish can also be used to fill spare time or as a hobby that can make money. Because this fish is famously expensive and if you can cultivate it well then you will make money.
  • With this business, you can add relationships and relationships with other people. And can cause a sense of pride in itself.

11. Red Tail Bahia Oscar


The Red Tail Bahia Oscar Fish may at first glance resemble tilapia fish. Because this fish has almost the same color. Only the special characteristic of this fish is that it has a grayish-green body color with a red circle on the outside of its eyes. Also, this fish has red or orange spots on the body and the rear end of the tail fin.

Behavior & Temperament


Oscar fish behavior is something that can be misunderstood. When people hear that these fish are aggressive, they sometimes think that they are really bad.

That’s not the problem.

Yes, Oscar has the potential to be aggressive and territorial. However, this will usually only be displayed if you have it in a suboptimal Oscars tank environment.

Being too crowded or pairing them up with inappropriate Oscars fish tanks mates is a common mistake. But if you are right in maintaining it, for example, these fish friends are kept together when they will feel comfortable, your Oscar can be very gentle!

They like to occupy the middle and bottom of the tank all day long.

How to Breeding Oscar Fish

The oscar, breeding process is quite difficult compared to other types of freshwater fish.

That is because this fish is very choosy in terms of its mating partner. Also, for the process of spawning this fish is ready at the age of 1.5 – 2 years or when he has grown.

But per problem, there must be a solution. The best solution for fish farming is to buy young Oscars and care for them together until they are ready to be mated.

Also, we have several ways so that you can grow this oscar fish. Here is how oscar fish breeding:

1. Oscar Fish Master Selection

First, you must choose the parent of the fish. A good parent is an oscar that is 1.5-2 years old with a length of about 15 cm and has a height of about 10 cm and has a bright color.

The selection of the oscar broodstock has begun when the fish is around 5-6 months old.

Because these fish are among the choosy fish in determining partners, you have to mix 5 male Oscars and 5 female Oscars in one aquarium so they can find their mates.

After they find their partner then you can separate in their place.

How to distinguish male oscar from female oscar can be simple, namely, in male fish, they have a body that is relatively longer than the female and has a more prominent genital.

Whereas female fish have larger genital holes and if the genital glands are mature then the stomach of the female oscar will be fat.

2. Oscar Fish Spawning

Prepare a spawning place first. Usually, the preferred spawning sites for fish are a minimum size of about 1.5 m x 1 m x 0.5 m.

Then fill the place with water that has been deposited for 12-24 hours with a height of about 30-40 cm.

After that, put one pair of ripe gonad parents into the spawning place.

In per spawning place, dark flat stones are laid. Cover part of the top of the spawning site to be calmer and still get light.

Usually, this oscar fish spawning takes place in the morning and evening which will be directly fertilized by male fish.

After the female eggs lay eggs, then take and put into a hatching aquarium that is about 70 cm x 40 cm x 40 cm with a water level reaching 10 cm.

The hatching aquarium is given weak aeration pliers in it. And after three days usually, the eggs will hatch. Then the water in the aquarium is given email or methylene blue.

3. Maintenance of Oscar Fish Seed

Seeds from newly hatched oscar fish need not be fed until they are four days old. Because the seeds still have a food supply in the form of egg yolks.

After they are 5 days old, the seeds can be fed in the form of rotifers. This feeding cannot be late because this fish can be cannibal which can eat its siblings.

When the fish is around 10 days old, the fish can be fed in the form of filtered water fleas.

You can feed them unfiltered water fleas and hairworms after they are 2 weeks old.

And after the fish are around 25 days old, the fish can be moved to a wider tub or pond.

4. Enlargement of Oscar Fish

Fish will be moved to this rearing pond when they are around 25 days old. The size of this pool itself is about 2 m x 1 m x 1 m which has been filled with water with a height of about 20-25 cm.

For one enlargement pond can be spread about 300 oscar fish.

Give water plants such as water hyacinth or Hydrilla Verticilata to reduce the sun.

After the fish is 1 month old, then you have to reduce the number of fish in an aquarium that used to be 300 now to 200.

Feed hairworms, shrimp, reborn shrimp, and other food for the fish in this enlargement pond so that they grow big quickly.

Oscars can be selected to be breeders if they are around 5-6 months old. And do it over and over again so that you are successful in this expensive fish farming business.

Tips Caring for Oscar Fish

Tips Caring for Oscar Fish

Caring for oscar fish in the tank is most important, namely the quality of the water in the aquarium. Here are some ideas for you to take good care of oscar fish:

  • Prepare a large oscar fish tank size of about 40 – 45 gallons of water, because the body of the oscar can reach 40 cm and the movement is very active. A small tank can make it stressful.
  • Make sure the water quality in the aquarium is good. Make sure again the water temperature in the aquarium is stable which is between 23-27 degrees Celsius with the pH of the water ranging from 6-8. You must pay attention to the temperature and pH of the water because these fish are very sensitive to changes in temperature or increased ammonia levels.
  • Design an aquarium with objects or accessories that can be used to hide fish so they can feel comfortable.
  • Place the aquarium in a place that can reach the light. Because the light is needed for life. But don’t place the aquarium under direct sunlight.
  • Clean the water with the help of a condenser that can recycle 10-15% of water per week. So that the aquarium is free from dirt and fish will be more comfortable living in it.
  • Give the oscar’s favorite foods like other smaller fish, shrimp, crickets, and crabs.
  • Also, you can again give them pellets or pieces of food prepared from worms, shrimp, and insects.
  • Give more vitamin C nutrition to your fish by providing algae or Ganga.

Time for Decision

Diet oscar fish

Now that you know more about Oscar fish care and their general temperament, it’s up to you to decide if you want to have it.

In our opinion, there are some things you need to take seriously, but as long as you follow the recommended steps, everything will be fine.

We think the positive side of having an Oscar deserves all the considerations you need to make about their aggressiveness. They are fantastic and beautiful fish that can be fun to watch.

If you have suggestions about how we can improve this guide, we would love to hear from you. Can visit our contact page and contact us!


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