Arowana fish is one of the largest freshwater fish in the world and these fishes are known as living fossils. They are the most favorite among pet owners and a lot of avid aquarists love to keep them as their pet due to their amazing qualities, physical attributes that remind them of the prehistoric origins. They are the most expensive fishes, some are cost around $400,000 also.
Here are interesting facts that you must know about Arowana fish
- Arowanas are found in Oyapock and Rupununi rivers in the Amazon river in South America. These fishes are also found in the fresh waters of Guyana. These fishes are found near shallow water and swamps and prefer to swim around close to the surface of the water.
- Arowanas live mainly in freshwater and they have a low tolerance to saline water. Keeping it as a pet? The habitat has to be specific in terms of water, size of tank and more.
- They are hardy fish and can live up to 20 years. They can grow up to 120 cm and weight about 5 kg.
- Arowana fishes are carnivorous and when they live in the wild, they feed on Aquatic insects, and small fishes. When they are in captivity, they can feed on earthworms, small fishes, prawns, fish flesh, tadpole and more. They prefer meaty food.
- It’s a tough fish that needs 220 gallons tank or sometimes even bigger is suggested. The tank should have delicate rock base with a lot of space for them to swim. The filtering system of the tank should allow adequate water movement. External filter, powerhead, and air stones are suggested as they can keep the nitrogen level as low as possible. You must note that this fish is a good jumper!
- They are excellent jumpers and can jump 5 feet above the water. The aquarium tank condition must consider this activity.
- They have a keen eyesight that identifies the prey above the water surface very quickly.
- Do you expect Arowana fish to breed it aquarium condition? Unfortunately, your expectations are not met! They breed in the wild during monsoon. The mature female lays 100-300 eggs during breeding season.
- The Male Arowana takes all the eggs in the mouth and protects it. It remains there for 50-60 days. After hatching, the little fishes are 60-75mm in length. They are fed with new shrimp and needs proper care during the initial stage.
- It’s difficult to distinguish male and female, however, the male is round and have a short anal fin which is absent in female fish.
- Arowana fishes are very delicate and sensitive. They are prone to itch, parasitic and bacterial infection. To keep the fish healthy, the substrate, aquarium plants, and other decorative items should be properly cleaned and washed.
- The fishes are active during the day
- Arowana fishes are social and they can live in groups. Their tank mates can be Large Oscars, Ornate Bichirs, and large catfish.
- Arowana fishes should not be kept captive with Pike Cichlids
- It survives in low light and needs moderate care