A new water mite species of the genus Atractides Koch from European Russia (Acariformes, Hygrobatidae)

2004 ◽  
Vol 13 (1) ◽  
pp. 1-3
Author(s):  
P.V. Tuzovskij

Female and male of the water mite Atractides samaricus sp. n. from a plain river in the Samara Province of Russia are described.

2013 ◽  
Vol 22 (2) ◽  
pp. 181-188
Author(s):  
P.V. Tuzovskij

Two new water mite species, Torrenticola amplexella and T. krasnodarensis, from running waters of the North Caucasus (Krasnodar Kray) are described with illustrations.


2007 ◽  
Vol 16 (1) ◽  
pp. 9-14
Author(s):  
P.V. Tuzovskij ◽  
A.E. Zhokhov
Keyword(s):  

Limnesia ethiopiensis sp. n. (female) and L. luciferoides sp. n. (female) from Tana Lake (Ethiopia) are described.


2005 ◽  
Vol 14 (1) ◽  
pp. 27-29
Author(s):  
P.V. Tuzovskij

Piona shatrovi sp. n. (female) from Rudnichnoe lake in Kandalaksha National Park (Northern Karelia) is described.


2018 ◽  
Vol 23 (10) ◽  
pp. 1972 ◽  
Author(s):  
Xinyao Gu ◽  
Daochao Jin ◽  
Tianci Yi ◽  
Jianjun Guo

Three water mite species of the genus Torrenticola Piersig, 1896 are reported from Foding Mountain National Nature Reserve, Guizhou Province, China. Torrenticola fodingensis Gu & Guo, n. sp. and T. tenuichelicera Gu & Guo, n. sp. are described and illustrated as new to science, and T. nipponica (Enami, 1940) is recorded in China for the first time, with the first description and illustration of its deutonymph. In addition, a key to the species ofTorrenticola in China is presented in this paper. The type specimens of the new species are deposited in Institute of Entomology, Guizhou University, Guiyang, P. R. China (GUGC).


2021 ◽  
Vol 16 (1) ◽  
Author(s):  
Shailza Negi ◽  
Pankaj Bahuguna ◽  
Anoop Dobriyal

Water mites are a large group of macroinvertebrates that are very vulnerable to contamination and environmental changes. As a result, they are often used to monitor water quality. Khankra gad stream, a third-order perennial spring-fed stream of the Alaknanda River in Uttarakhand, India, was studied to determine the drift behavior of water mites and water quality. Drift nets were set up for 24 hours in both spots of the Khankra stream where there was little or no human influence over a two-year sampling period (June 2018-20). Every four hours, the nets were changed out with new ones. Water mites signify a particular drift month and diel drift pattern. The majority of the drift mite species were present in considerably higher numbers in the daytime. During the two-year study period, a total of 2503 mite samples were collected from the Khankra stream, from which 204 water mite species drifted. The least number of Hydrachnidia (694) were collected from Spot-1, and the highest (1809) were collected from Spot-2, with 106 water mites drifting from Spot-1 and 134 mites drifting from Spot-2 during the study period. From Spot-2 maximum 25 mite species were collected and minimum 19 mite species were collected from Spot-1. For various mite species, the DBDI value ranged from 0.155 (July) to 0.204 (April) in Spot-1 and 0.134 (July) to 0.149 (February) in Spot-2. It was also observed that maximum water mite species were day-drifter. The physico-chemical parameters of the Khankra stream were also reported. The effect of ecological parameters on mite drift was investigated using Canonical correspondence analysis (CCA).


Zootaxa ◽  
2021 ◽  
Vol 4970 (1) ◽  
pp. 143-150
Author(s):  
PETR V. TUZOVSKIJ

In the present study a description of two new species of the Sperchon tridentatus-group from Asia is presented. An identification key is given for the known species of the group. 


2019 ◽  
Vol 24 ◽  
pp. 32-37
Author(s):  
Yulia E. Chapurina ◽  
Ilya V. Vikhrev ◽  
Alexander V. Kondakov ◽  
Kitti Tanmuangpak

In this paper, we describe Najadicola loeiensis sp. nov. (Pionidae: Najadicolinae), a new water mite species from the Loei River, a tributary of the Mekong River in Thailand. The only other species in this small genus, N. ingens (Koenike, 1895), inhabits North America. Our novel tropical Asian species can be distinguished from N. ingens by the shape of coxal plates and body size. N. loeiensis sp. nov. is a parasite of the inner cavity of freshwater mussels (Bivalvia: Unionidae) as its Nearctic congener.


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