Do you mean underwater plants or do you mean to use a fish tank as the reservoir in a hydroponic system?
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Desktop Aquaponics by Rebecca L. Nelson is a good primer. (i got it online for about 10 bucks)
Aquaponics..Very excelent way to Grow.Bactiria in a biofilter convert amonia and nitratites(?) to nitrates. Using a hydroponic method the plants use the nutrients.....and clean the water for fish
Did you possibly mean a terrarium?