The Nannostomus rubrocaudatus lives in the benthopelagic, freshwater environment.
Naming the new pencilfish Nannostomus rubrocaudatus in the most recent issue of the journal Vertebrate Zoology, Zarske distinguishes it from congeners by its unusual sexual dichromatism. Devario sp. More
The paper on Nannostomus rubrocaudatus is available, its in German but there are some lovely photo's - N. More