Can Oscars Fish Hear?
People often ask the question “can fish hear?”. The answer to this question is “yes, fish can hear”. However, their hearing isn’t the same as human hearing. If you were to creep up behind someone and say “boo” they would probably jump out of their skin at the sound of your voice. If you were to do the same thing to your fish, you would get absolutely no reaction whatsoever. So why is this then? Fish don’t have external ears like mammals, however they have got hearing parts inside their head. They also have an organ called the lateral line. A fish will hear through vibrations in the water. The lateral line will pick this vibration and pass it to its hearing parts. So if you were to play a radio very loudly outside the tank, the Oscar would not hear it. If you were to submerge the radio under the water, it would create vibrations in the water and the Oscar would hear it. I should add that I’m not suggesting you try this yourself. Also, if you were to use a lot of bass on a music system l
