Turkey is a rich country in terms of inland resources compared with many countries. Turkey's inland resources are varied in terms of water quality, trophic status, altitude, climate, ecosystem diversity and species diversity. The total area of inland waters is 17 000 km(2). Eutrophication, water management problems, sand mining, flood, erosion, pollution, habitat degradation, draining of wetlands, conflicts between water users, illegal fishing, overfishing and exotic species are general problems in terms of inland waters. Many of the freshwater ecosystems are suitable for capture fisheries. The catch quantity from the inland waters is around 35 074 t, 5.80% of the total annual fishery production, while inland aquaculture produced 123 019 t, 20.24% of the total annual fishery production in 2013.