The relationship between stress and welfare in aquaculture
Keywords:
welfare, stress, aquacultureAbstract
With the urbanization and the development of society, welfare, as a concept comes into view day by day. Welfare is questioned mostly when we talk about intensive animal production. It is not different in the aquaculture sector.
The welfare is described by the literature on function-, nature-, and on feeling base. Whichever will be used in aquaculture, the stress relief is essential during the production. This is the reason why stress and welfare can’t be separated from each other, since both definitions are linked to each other. Ashley, (2006), Martinez-Porchas et al, (2009) and Ellis et al, (2012b) refers to the same idea as well. If you think about it, the problems questioned by welfare, for example stocking density, water quality parameters, fish sorting etc., in fact are stressors for the fish. That makes stress a possible indicator of welfare. According to this the possible definition of animal welfare (welfare) in aquaculture could be the following: during the production we should minimize the stress factors and only expose our stock to a healthy amount of stress, which is necessary for them. The reduction of stress factors is in the interest of the farmer too, since it has a negative effect on production and causes losses by reducing the yield, furthermore consumer perception can become more favorable with a marketing theme, which reflects on stress-free production, because the people are also striving to have a less stressful life.
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