the promotion of closed aquaculture systems where aquaculture products are farmed in closed recirculation systems, thereby minimising water use;
córais dhúnta dobharshaothraithe a chur chun cinn ina ndéantar táirgí dobharshaothraithe a shaothrú i gcórais dhúnta athshruthúcháin, lena n-úsáidtear an méid is lú uisce is féidir;