![Article image for Trials test effects of hormone-supplemented feed on sex reversal of freshwater prawns](https://debug.globalseafood.org/wp-content/uploads/2006/11/Ohspic1.jpg)
Health & Welfare
Trials test effects of hormone-supplemented feed on sex reversal of freshwater prawns
The addition of methyltestosterone to freshwater prawns diets did not significantly change the percentage of males in the population, but reduced survival.