Danio margaritatus pearl danio should be well-planted and direct daylight may be favorable (the natural habitat is so shallow as to be well lit throughout). Water weed and similar plants should be abundant, and stones and wood to create hiding spots should be provided. It is advisable to supply the fish with a spawning mop or a dense growth of suitable plants (java moss has been successfully used). A dense tangle of natural plants for spawning has the additional advantage of harboring protists on which the fry feed initially. The celestial pearl danio seems overall quite peaceful, though some fin-nipping occurs. Consequently,
Danio annulosus species of the Danio identified. Just like all the chain danios "Danio annulosus" has chain like pattern instead of the striped patterns of zebra danios. As all the chain danios, Danio annulosus has the same color pattern containing a series of dark rings with light color space beside it, a complete lateral line, 14 circumpendular scales, have the first ray in the pectoral fin and a black humeral spot. "Danio annulosus" is different from the rest of the Puntius species by many features such as a much shorter pecotal and pelvic fins, the humeral spot is a bit wider and