analyzing the factors affecting fish consumption among the households of tabriz county

fish is one of the healthy foods and a rich source of animal protein average household consumption of fish in our soceity is such a low in that one can rarly find it in a family food basket. therefore, this study aimed at analyzing the factors affecting consumption of fish among tabrizian households. to do this, a total of 224 questionnaires was conducted using clustered two- stage sampling method. due to the ordinal nature of purchase frequency , the data obtained from the questionnaires was initially analyzed by using ordered- logit model in order to determine the probability of being each family in four categories of non-consumption, annual, monthly and weekly consumption. however, considering that the parallel lines assumption was violated at this model, the generalized ordered- logit model was finally utilized. results show that the presence of a small child (< 10) or people suffered from a special disease a family significantly increase the probability of the family falling into the groups with higher levels of fish consumption. according to the research findings, households with older supervisors had higher levels of fish consumption. according to the findings, a rise in any price of red meat or egg increases the probability of consuming fish. the positive and significant coefficient of season shows that families don’t like to eat fish in warm seasons. in addition, a rise in monthly income and family dimension decreases the probability of higher levels of fish consumption than theexisting level.