In:
E3S Web of Conferences, EDP Sciences, Vol. 169 ( 2020), p. 03006-
Kurzfassung:
The paper presents data on the species composition and distribution of zoobenthos in the Tsraudon river basin, obtained during the 2017-2019 research. In total, 4 classes of invertebrates (Gastropoda, Crustacea, Hydracarina, Insecta) are found in the benthic structure. The class Insecta has the greatest species diversity. All types of insects in our collections are represented by lithophilic, oligosaprobic fauna. Significant differences in the composition of the fauna of the Tsraudon river creeks and tributary streams have been identified. 7 families of the order Trichoptera are registered in streams, and 4 families in the river. It is established that the streamlets of the family Hydroptilidae do not occur in streams, the distribution boundary of the streamlets of Hydropsyche angustipennis (Hydropsychidae) is concentrated in the mountain-forest zone. The hydrological features of the studied watercourses are also revealed.
Materialart:
Online-Ressource
ISSN:
2267-1242
DOI:
10.1051/e3sconf/202016903006
Sprache:
Englisch
Verlag:
EDP Sciences
Publikationsdatum:
2020
ZDB Id:
2755680-3