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[-=Flying-Fish=-]
August 7th 06, 12:56 AM
We hear this question on a seemingly daily basis, as we tell customers
that certain fish are likely to outgrow their home aquarium. In a common
scenario, a customer with a 10 or 20 gallon aquarium just can't live
without a couple of those cute little baby Oscars or Jack Dempseys. And to
a certain extent, this old bit of aquarium lore is true: fish growth is
limited by their environment.

But the story doesn't end there. Fish growth is not limited so much by the
dimensions it is confined to as it is the buildup of waste products in the
water it must reside in. A six-inch oscar has about the same mass (and
thus waste output) as 216 one-inch oscars, so it's hardly a surprise that
waste would accumulate quickly in a small aquarium.

In the case of less hardy fish, waste accumulation leads to disease and
death, but a few of the toughest specimens may survive indefinitely even
in very poor water conditions. However, there is still a toll taken: these
fish most often become stunted, deformed runts - mere shadows of their
properly-cared-for cousins. Leaving aside the ethics of such treatment, it
goes without saying that the value of such fish is greatly diminished.

Plan ahead! If you like fish that are capable of reaching large sizes, be
prepared to either purchase a larger aquarium or find them new homes
elsewhere.

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Submitted by: Jim Kostich
"Tip of the week" appeared regularly in 1999 and 2000.

Copyright © 1998 Aquatics Unlimited
All rights reserved.

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swarvegorilla
August 7th 06, 05:30 AM
Lower than prefered temperatures and low quality foods are often good ways
to stunt fish too.
:-)