Freshwater Fish

Oscar fish looking for food

What to Feed Oscar Fish?

Oscar fish are native to the tropical and subtropical waters of South America. Highly popular in the aquarist trade, this species grows to be quite large and has very specific feeding requirements. If you’re thinking of adding Oscars to your home aquarium, you may be wondering what food is best? Oscar fish are omnivores by …

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Close-up of an Oscar Fish

Best Tank Size for Oscar Fish (55, 65, 75, 90 or 125 Gallons?)

Oscar fish are a species of cichlid found mainly in the tropical waters of South America. They’re big, menacing-looking fish known for their black and orange markings reminiscent of a tiger. If you’re considering keeping this highly intelligent fish, you may be wondering what size tank is needed? Oscars are big fish and grow to …

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how to sex koi fish is easier than you might think

How to Sex Koi Fish

Koi fish make a vibrant addition to almost any extra-large freshwater indoor aquarium or outdoor pond. If you’re an aquarist and plan to breed or raise this ornamental species, you may be wondering how to tell the difference between the males and the females. The answer is… One way to sex koi fish is to …

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