This was the first home of the piranhas I was talking earlier. Knowing that being a fast grower, this fish will sooner or later live without plants, I took advantage of the small size of the babies to create a real forest, trying to duplicate the wild aspect of their home-waters.
Tank : cm. 125 X 80 X 55
Temperature : 25° C.Lights : 1 HQI suspended lamp 150 watt
Mechanical parts: 3 heaters 300 Watt, 2 pumps 1000 lt/h, 1 biological filter (50 lt.)
Plants: Anubias barteri, Anubias spec., Microsorium pteropus, Echinodorus amazonicus, Echinodorus spec., Cryptocoryne crispatula, Cryptocoryne aponogetifolia, Cryptocoryne balsanae, Cabomba caroliniana.
Animals : 11 young Serrasalmus nattereri
Chemistry : KH= 3, pH= 6.8, GH= 5, NO2= 0, NO3= 0-5.0
Water change: every 3 weeks, 1/3 of the total.
Notes: I still like very much the strange mix of plants and woods of this tank, it's disharmonic but fascinating, and the interior design was studied to give the feeling of a flooded underwood.