Life cycle: Thirty larvae (one week old) were placed in
tank. Observation was carried out until all
the larvae reached first maturity. Life cycle of N. d. sinensis was presented into illustration form.Total length (TL) of
N. d. sinensis was measured from rostral tip to posteromedian margin of the
telson, posterior setae following Yang and Ko (20
Larvae and eggs were observed and
excluding DM750, compound
Leica measured using ocular micrometer placed in the microscope eyepiece of
camera. Ranges of
microscope with scale bar. Photographs were taken using Canon S95 digital water quality parameters observed throughout this study were recorded.