Impact assessment is a component of ecological policies assessment in Danube Delta andrepresents a preventive measure to make sure the some criteria are met based on which the designedecological policy is accepted or not, such as: economic efficiency, equity, stimulative feature, applicability.We will restrict our evaluation to assessing the impact of the due on fish resource capitalization.This option is also justified by the fact that in the Danube Delta the highest human pressure is exerted onfish resource. The due on fish resource is an instrument of ecological policy that influences the model offish resource management. The five forms of impact of due on fish resource are underlined: alimentarydiscomfort, reduction in workers income in collecting activity, lifestyle change, fish resource protection,increase in workers income in specific fields, such as research, investments. Weighting coefficients ofparameters for each of five forms of impact are calculated with Delphi method.