Resident Zoologist
Join Date: Apr 2011
Location: Calgary, Alberta, Canada
Posts: 262
What you want is called a 'dutch style' aquarium....highly planted with a very few small fish and perhaps shrimp (in a 33, probably as few as 8 inhabitants). This is as close to self-sustaining as you will get.
G. A. Christian Bilou, Herpetologist
Aquarist since 1971
Director, Reptile Rescue Alberta (Est. 1994)
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Past-president, Calgary Aquarium Society (Est. 1951)
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