Freshwater Fauna of Invertebrates of the Northern Slopes of the Central Caucasus

Data on the degree of knowledge on different groups of aquatic invertebrates on northern slopes of the Central Caucasus are given. It is shown that the best known groups are mayflies, stoneflies, odonates and caddisflies. Other groups have been studied to a much smaller degree. The estimated number of species in the study area is several hundreds. Secondary aquatic insect groups, such as those of the order Diptera, are the most speciose. Data on the degree of study of various groups of aquatic invertebrates on the northern slopes of the Central Caucasus are presented. It is shown that the most studied groups are mayflies, stoneflies, dragonflies and caddisflies. Other groups have been studied to a much lesser extent. The estimated number of species in the study area is several hundred. Minor groups of aquatic insects, such as the order Diptera, are more diverse.