A Richuelo is what we call in Argentina (and most south america) a small stream or small river. my tank is like the edge of the stream
set up:
36 bowfront.
catalina light T5HO 3 24W. 2 10k and 1 65k.
substrate is mine special

, bottom layer has dolomites and mourish of potash, peat, bag of seachem flourish, bag of eco complete and bag of amazonia
plants: anubia sp. Gasser, Anubia heterophla, anubia nana petite, anubia nana narrow, anubia lanceolata, nymphaea sp, nymphaea micrantra, nymphaea zenkerii, eleocharis sp., eleocharis montevidensis, crinum calamistratum, and floating water sprite
fish: nannacara anomala, red coral pencilfish, calico bushy nose pleco, group of 6-7 pigmy cory cats, 2-3 ottos .
eventually i would like to add some co2.
im not much of a photographer but enjoy
(more pics next post)