ENVIRONMENTAL-FACTORS AFFECTING MONOGENEANS PARASITIC ON FRESH-WATER FISHES

The environmental factors that oct on fish parasites have received increasing attention in recent years. The effects of changing environmental conditions on parasite communities can provide valuable information on the effects of pollution on the ecosystem as a whole. This, of course, demands that we hove a detailed knowledge of parasite communities and the mechanisms acting upon them in a variety of natural conditions. Here, Mari Koskivaara looks at those environmental factors that affect monogeneans parasitic on freshwater fishes.