Aquaculture production is carried out in two different ways: sea and inland water fishing, aquaculture in seas and territorial waters (culture fishing). For a sustainable fishing, the amount of the fishable fishes has reached to the top level. As the aquaculture was developed, the amount of produced haul has shown an increase of 240% since 2002. According to the data of 2012 on the culture fishing in Turkey, there are 2163 active enterprises in total 1791 of which produce fresh water fish. The trout (Oncorhynhcus mykiss) haul comes in first by an amount of nearly 100 thousand tons. Enterprises producing trout in our country and in the World have many problems. There is a need of a scientific research and determination of solution proposals for the resolution of these problems. Delphi technique which is a data collection approach has been used since it has never been used before in the researched related to aquaculture. Determining the problems of the trout enterprises in Turkey, this study has set solution proposals by estimating the effect of these problems to the socio-economic and environmental tendencies. In conclusion it is obvious that, with the resolution of the problems set forth by the experts working actively in the trout aquaculture sector in various regions of Turkey, the sector shall make progress both in economic and in scientific terms in our country.