Mar 3, 2023 · He studied the stocking densities of Nile tilapia, which, as fry, normally range from 3,000 to 4,000 fry per cubic meter. Still, a stocking density as seemingly sky-high as 20,000 fry per cubic meter can be practical if the water quality is good enough. The farm at which Ronald conducted his research, Son Fish Farm on Uganda’s Lake Victoria