There is currently no specialized feed for European perch. Therefore, the feed used for commercial salmon is used, with a high content of fish oil. It takes 3 kilos of wild fish to grow 1 kilo of perch. The feed is not always sustainable because it may contain ingredients that are not caught or produced in a sustainable way. For this reason, the source usage scores orange.
The advantage of growing perch in recirculation systems or in flow-through systems with waste purification, is that a number of possible negative effects on the environment are limited. In addition, the system makes it possible to reduce water use. The impact on the environment is low, giving this section a green score.
The management plan for perch farmed in recirculation systems is very effective. For this reason, the management also scores green.
The final assessment for this species is green. This fish is a good choice and you can eat it without hesitation.
Fish in Season
This assessment concerns farmed fish. Therefore, the season is not important.