| relationship between biological characteristics of eggs and female brood stocks of persian sturgeon acipenser persicus: a comparison with other fish species. | we have determined a number of biological characteristics of the persian sturgeon egg (including diameter, surface-to-volume ratio, yolk sphere and perivitelline space) and of female brood stocks (including age, length, weight, condition and absolute fecundity) in 420 specimens of the migratory population of acipenser persicus in gorgan bay of iran from 2001 to 2004. in the hydrated egg, the average egg diameter, yolk diameter, surface-to-volume ratio and yolk sphere-to-perivitelline space ratio ... | 2009 | 19468849 |