Tip - How to Tell If an Oscar Is a Male or Female? | eHow

Published  | Submitted by David Toombs
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Oscars are aggressive freshwater fish that are originally from Peru, Colombia and Brazil. Sometimes it can be very difficult to tell which sex these fish are because the males and females of this species have no color difference like with many other species of fish. The easiest way to tell whether your fish are male or female is by simply watching...

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Posted: 9 years, 6 month(s) ago

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