Danio margaritatus bodies in the Inle drainage, the water is slightly alkaline. The habitat is heavily vegetated with Hydrocharitaceae similar to "Elodea" (water weed). The celestial pearl danio shares its habitat with a very few fish species: a "Microrasbora" similar to "M. rubescens", a rosy loach ("Yunnanilus", possibly a new species, and the dwarf snakehead "Channa harcourtbutleri". The latter species presumably is the only known significant predator of "D. margaritatus". The species is locally fished for food to some extent; it is dried and bought as a protein source by poor people. A can of some 500 "D. margaritatus" sold for food
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