Arowana fish are favored by many aquarium hobbyists because of their luxurious and eye-catching appearance. But arowana fish are also very difficult to raise and take care of. So let’s learn with Vietnam Aquarium how to take care of arowana fish simply and stay healthy!
Overview of arowana fish
Arowana fish is a species of fish belonging to the bony fish family, whose scientific name is Osteoglossidae. Arowana fish are also called “bony tongue fish” because they have many bones and teeth in the lower part of the mouth. The fish has an elongated and flat body, a pair of long antennae, and large sparkling fins. The fish can reach a length of up to 70cm and weigh up to 7kg, but some can be longer and heavier. Arowana fish can live more than twenty years when kept in good conditions.
How to care for arowana fish
Arowana fish are a large sized fish and they like to swim on the water surface, so for arowana fish under 15cm, the tank will be 120 x 45 x 45cm in size, and for arowana fish 30cm or more, the tank will be 180 x 60 x 45cm in size. You should place the tank in a place with few people passing by and sunlight shining in, the better. In the evening, turn on the room light first and then turn off the aquarium light. If you do this, the fish will not be alarmed. You should cover the aquarium because arowana fish can jump high and prevent them from jumping out of the aquarium.When raising arowana fish, the appropriate water temperature for the fish to grow and develop well is from 28 to 32 degrees Celsius and the pH is about 6.5 to 7.5. If the pH is low, you can add “black water” (which is a chemical extracted from peat leaves – oak leaves in the forests of Indonesia) because arowana fish like light and slightly turbid water.
Before changing the water, you need to check the temperature and pH. You should change the water once a week, about 30 – 50% of the water in the aquarium.
Food for arowana fish
If you want arowana fish to grow and develop well, you should feed the fish foods with high nutrients. Types of food for Arowana fish such as turtles, shrimp, fresh shrimp, crickets, cockroaches, Siamese fighting fish, baby frogs,… and some types of processed foods. And you must buy from reputable suppliers to avoid sick fish.
Feed the fish 2-3 times a day when the fish is under 25 cm. Fish larger than 25 cm should be eaten once a day. The heater should be kept at 28-32 degrees Celsiuswill help your fish eat better. And you should feed the fish a moderate amount of food to avoid leaving excess food in the aquarium.
Arowana fish is a beautiful fish and has many feng shui meanings. Hopefully the above information will help you in raising and taking care of them.
Phạm Thị Quyên
