8 Compatible Oscar Tank Mates (The Complete Guide) - buildyouraquarium.com They are omnivorous and eat anything you put into their tank. The ideal temperature range for Oscar Fish is between 74 to 81 Fahrenheit. It also helps to reduce ammonia in your tank. Its pH tolerance range is between 6.5 to 8 and the hardness tolerance range is between 8 to 15 KH. If you use something like gravel, Oscars are likely to injure themselves when digging. Balloon Molly fish prefers water hardness of around 10-25 dGH. The combination of these two species requires a lot of tank space. There are over 150 species of pleco fish. I have a 125 gallon tank and I love Oscars. So you should keep them in a heavily planted tank. So you can easily keep them in the same tank. Think the tiger Oscar will get along with these tank mates, or should I not even try it? Save my name, email, and website in this browser for the next time I comment. Bichir can grow as large as 30 inches so you will require a large tank to keep it in an aquarium. They are brightly-colored fish that can be used in your tank to add some color. An Oscar fish needs between 55 and 75 gallons of tank space to be happy, with each additional Oscar requiring an additional 30 gallons. They are currently with 4 Severums, 8 Silver Dollars, an EBA, and a Chocolate Cichlid Its pH tolerance range is between 6.5 to 8 and the hardness tolerance range is between 5 to 12 GH. Or your Oscar is bullying any fish you are keeping in the tank. Out here, we have listed the best tank mates for your Oscar. Jack Dempsey is relatively a good choice for Oscar tank mate. So you should make sure that your tank contains optimum oxygen levels. Its body patterns do look a bit like a jaguar. All Rights Reserved. When it comes to tank size for Oscar Fish the more the better! 52 Best Freshwater Aquarium Plants For Beginners. They are very peaceful fish, and they do not get in the way of larger fish as well. How much space for more than one Oscar Fish?