May 6 (Reuters) - Huon Aquaculture Group Ltd HUO.AX :
* FORECAST FOR CURRENT YEARS' HARVEST TONNAGE HAS BEEN REDUCED FROM 20,000 TONNES TO 19,000 TONNES
* FY2019 OPERATING EBITDA FORECAST DOWN TO $55M FROM $64M TO $68M ANNOUNCED IN FEB
* HUON AQUACULTURE GROUP - HAVE INCREASED CONFIDENCE IN GUIDANCE OF A RETURN TO PRODUCTION VOLUMES IN FY2020 OF AT LEAST 25,000 TONNES