investments resulting in a substantial reduction in the impact of aquaculture enterprises on water usage and quality, in particular through reducing the amount of water or chemicals, antibiotics and other medicines used, or through improving the output water quality, including through the deployment of multi–trophic aquaculture systems;
infheistíochtaí lena ndéantar foráil do laghdú suntasach ar thionchar na bhfiontar dobharshaothraithe ar úsáid agus ar cháilíocht an uisce, go háirithe trí laghdú a dhéanamh ar mhéid an uisce, na gceimiceán, na n-antaibheathach agus na gcógas eile a úsáidtear, nó trí cháilíocht an uisce aschurtha a fheabhsú, lena n-áirítear trí fheidhm a bhaint as córais iltrófacha dobharshaothraithe;