Since 2014, ASCASC:
Aquaculture Stewardship Council, a worldwide eco-label for responsible cultivated fish.-certified trout have been available. The label ensures not only that sustainableSustainable:
Meeting the needs of current generations without compromising opportunities for future generations. This also allows future generations to benefit from the same needs. feed is used, but also that measures are taken to reduce negative environmental impacts. These measures are enforced by strict independent controls to which the farms are subject. ASC-certified trout are raised in racewaysRaceways:
A culture technique in which water is led from a higher point to a culture basin. From here it flows through to the drain. This water must be properly purified or it may have negative effects on the environment., pondsPonds:
A cultivation technique whereby fish is cultivated in ponds. This happens extensively (without additional feed) and intensive (with additional feed supplements). and cagesCages:
A cultivation technique with open cages in the sea, lake or river. They are anchored to the bottom and are standing in places sheltered for storm and high waves. Most salmon is grown in this type of culture system. Because the cages are in open connection with the surrounding water, the impact on the environment is high..