Swim Bladder vs. Oily Liver

Swim Bladder vs. Oily Liver

Many animals naturally float at the surface and have to force their way down below the surface. Fish however, have a very convenient adaptation. Two ways to animals in the ocean control their buoyancy, or the upward force exerted by a fluid, are...

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Salinity and Water Density

Salinity and Water Density

When swimming in salt water you can make observations on more than just the salty taste. An observation you may have made is that you are more buoyant, or you float more, in salt water than in fresh water. This is a result of the oceans salinity...

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