Alexandr Prokin

Alexandr Prokin
Papanin Institute for Biology of Inland Waters, Russian Academy of Sciences, Borok, Russia · Lab. of water invertebrates ecology

PhD in Ecology

About

130
Publications
31,273
Reads
How we measure 'reads'
A 'read' is counted each time someone views a publication summary (such as the title, abstract, and list of authors), clicks on a figure, or views or downloads the full-text. Learn more
898
Citations
Citations since 2017
78 Research Items
640 Citations
2017201820192020202120222023020406080100120
2017201820192020202120222023020406080100120
2017201820192020202120222023020406080100120
2017201820192020202120222023020406080100120
Introduction
Recent and fossil Water beetles and water macroinvertebrates in marginal structures
Additional affiliations
September 2014 - September 2019
University of Tyumen
Position
  • docent
October 2008 - October 2009
Capital Normal University
Position
  • Researcher
November 1999 - present
Voronezh State University
Position
  • Leader biologist

Publications

Publications (130)
Article
Full-text available
Subfossil remains of insects and branchiopod crustaceans (Cladocera and Notostraca) found in three late Pleistocene deposits in the Novosibirsk region in the vicinity of the village of Suzun have been described. The calibrated radiocarbon dates for these deposits were 24,893-25,966 cal BP (Suzun-1), 20,379-20,699 cal BP (Suzun-2), and 27,693-28,126...
Article
A beetle species Sphaerius acaroides, Waltl, 1838, widespread in Europe, Caucasus region and Iran, is here recorded from Tatarstan Republic and Tyumen Oblast (Russia) for the first time. The Tyumen record is the easternmost hitherto known and it is the first Siberian record for this species, genus, family and subor-der. Molecular analysis based on...
Article
Full-text available
Agabus safei Abdul-Karim et Ali, 1986 (Dytiscidae), previously known from Iraq only from original description is recorded from Kazakhstan for the first time. Characters of this species and Agabus nebulosus group as a whole are discussed.
Article
Full-text available
Xenophthalmus pinnotheroides is a tiny subtidal marine crab from the West Pacific and Northern Indian Oceans. Its native range is poorly documented, with few records from the wild. Although it is not exploited by humans, degradation of suitable habitats by anthropogenic activities can significantly threaten this species. Here we bring the first rec...
Article
Full-text available
The study of the biological diversity of the Arctic zone yields intriguing results. Initial research on the lakes of the Yamal Peninsula resulted in the identification of Chironomus laetus and the hybrid Ch. laetus x Ch. sp. Le1. To avoid misidentification, we used morphological, cytogenetic, and molecular genetic approaches. By cytogenetics, in Ch...
Article
Full-text available
Burmochares groehnigen. et sp. nov., the oldest known representative of the subfamily Limnichinae and tribe Limnichini, is described from the Cretaceous amber of northern Myanmar. The new genus Hernandocharesgen. nov. is proposed for Platypelochares electricus Hernando, Szawaryn et Ribera, 2018 (type species of this new genus) from the Eocene Balti...
Article
Full-text available
The list of aquatic Adephaga of the Perm Krai and Sverdlovsk Oblast (Russia) includes 118 species from 4 families: Gyrinidae – 8 species, Haliplidae – 10, Noteridae – 2 and Dytiscidae – 98. Five species (Agabus costulatus, A.melanarius, Hydaticus laeviusculus, Hydroporus gyllenhalii and H. memnonius) are recorded for the first time for the Urals te...
Article
Modern microbialites formed in soda-saline and soda lakes are of interest as model systems for studying geobiological interactions in the Precambrian, when such geochemical settings were widespread. This work describes the structure and mineral composition of microbialites from the soda-saline Laguna de Los Cisnes (Isla Grande, Tierra del Fuego, Ch...
Article
A list of 103 species of Coleoptera from the Lipetsk Province is given, of which 102 species are listed for the first time in the oblast, 7 for the first time for the “Galichya Gora“ reserve, and 1 are again found in the area after single finds more than 50 years ago.
Article
Full-text available
The species Ochthebius anatolicus Janssens, 1963 (Hydraenidae) is recorded in Russia for the first time. A new record of Laccobius hindukuschi Chiesa, 1966 (Hydrophilidae) confirms the presence of the species in the fauna of Russia and is the first for North Caucasus and the Republic of North Ossetia. Six species are recorded from North Ossetia for...
Article
Sazhnev A.S., Prokin A.A., Komarova A.S., Philippov D.A. New records of aquatic and riparian beetles (Coleoptera) for the fauna of the Vologda Oblast (Russia) // Russian Entomological Journal. 2022. Vol. 31, No. 2. P. 132–139. DOI: 10.15298/rusentj.31.2.07. Thirty species of aquatic and riparian beetles (Coleoptera) from six families: Gyrinidae (1...
Article
The rise of salinity of inland waters in many regions of the world highlights the necessity of investigations of ecosystems with a naturally high level of salinity to be able to predict possible changes in freshwater under the influence of modern environmental hazards. We studied species composition, density, biomass, and estimated production of ma...
Article
Six species of aquatic Coleoptera are recorded from the Lipetsk Oblast for the first time: Haliplus flavicollis Sturm, 1834 (Haliplidae); Agabus paludosus (Fabricius, 1801), Ilybius neglectus (Erichson, 1837), I. wasastjernae (C.R. Sahlberg, 1824), Hydroporus incognitus Sharp, 1869, Hygrotus versicolor (Schaller, 1783) (Dytiscidae), Hydrobius rotte...
Article
New faunistic data are presented for six water beetle families from Mongolia. The family Dryopidae, with the genus Dryops Olivier, 1791, and the genus Platambus Thomson, 1859 of the family Dytiscidae are recorded for the first time from Mongolia. Agabus semipunctatus (Kirby, 1837), previously known only from the Nearctic Region, is reported for the...
Article
Full-text available
The karyotype features and gene COI sequence of Chironomus heteropilicornis Wülker, 1996 from the Gydan Peninsula are presented for the first time. Nine banding sequences were determined, eight of them hpiA2, hpiB1, hpiC1, hpiC2, hpiD1, hpiE1, hpiF3 and hpiG1 were previously known from European, Georgian (South Caucasus) and Siberian populations. O...
Article
Full-text available
A review of the aquatic and semi-aquatic beetles collected from the ‘Sarykumskie Barkhany’ section of the Dagestan Nature Reserve is provided. Altogether, 61 water-associated and terrestrial (Helophorus nubilus Fabricius, 1777 and three species of Cercyon Leach, 1817) beetle species are recorded from this territory, of which 44 species are recorded...
Article
Основные сведения по фауне жуков региона содержатся в «Кадастре беспозвоночных Воронежской области» [Негрообов и др., 2005] и ряде дополнений, касающихся рассматриваемых здесь семейств [Прокин, 2005; Прокин и др., 2007; Негробов, Новоселова, 2007; Негробов, 2010; Негробов, Негробова, 2010; Цуриков, 2013; Ряскин, 2018, 2019; Сажнев и др., 2021 и др....
Article
Full-text available
Zorinskie mires is the southernmost mires complex with a Sphagnum cover within the Russian part of the East European Plain (Oboyansky District, Kursk Oblast). The fauna of terrestrial Coleoptera of mires of the Zorinsky section of the Tsentralno-Chernosemny State Nature Biosphere Reserve has not been sufficiently studied. The purpose of this work i...
Article
Full-text available
Twenty-seven species of six families are recorded from the Sikhote-Alin Nature Reserve: Gyrinidae (1 species), Haliplidae (2), Noteridae (1), Dytiscidae (13), Hydrophilidae (9), and Hydraenidae (1). Additional records are provided for 29 species from Primorsky Krai: Dytiscidae (8), Hydrophilidae (20), and Elmidae (1). Three species (Oreodytes mongo...
Article
Changes in the structural characteristics of macrozoobenthos have been studied in six floodplain lakes in the Khoperskiy Nature Reserve in years with different durations of spring flooding. In a dry year, the communities are characterized by a high degree of dominance of some species and low faunistic similarity. The homogenization of the species c...
Article
Nearctic species Limnodrilus maumeensis Brinkhurst et Cook, 1966 (Oligochaeta, Tubificidae) recorded from Russia for the first time from the Don River near Rostov-on-Don. Variations of penis sheath of sexually mature specimens are measured and illustrated by photographs. Data on macrozoobenthos community in the sampling site are provided, including...
Article
Eleven species of the subgenus Lumetus Zaitzev, 1908 of the genus Enochrus Thomson, 1859 are recorded from Russia and adjacent countries. Enochrus ater (Kuwert, 1888) is recorded for the first time from Ukraine and Kyrgyzstan; E. bicolor (Fabricius, 1792), from Kyrgyzstan; E. fuscipennis (Thomson, 1884), from Georgia; E. segmentinotatus (Kuwert, 18...
Article
Eleven species of the subgenus Lumetus Zaitzev, 1908 of the genus Enochrus Thomson, 1859 are recorded from Russia and adjacent countries. Enochrus ater (Kuwert, 1888) is recorded for the first time from Ukraine and Kyrgyzstan; E. bicolor (Fabricius, 1792), from Kyrgyzstan; E. fuscipennis (Thomson, 1884), from Georgia; E. segmentinotatus (Kuwert, 18...
Article
The changes in depth, temperature, water conductivity, and dissolved oxygen concentration in six floodplain lakes are described in regard to the dynamics of spring flooding and overgrowth by macrophytes. The influence of these factors on the composition and structure of macrozoobenthos communities is analyzed. The observed number of species refers...
Article
Full-text available
The fauna of Kunashir Island and the islands of the Lesser Kuril Chain contains 47 species from 18 genera of Georissidae, Helophoridae, Hydrophilidae, Hydraenidae and Elmidae. Two species (Enochrus vilis (Sharp, 1884) and Ochthebius inermis Sharp, 1884) are recorded for Russia for the first time. Fifteen species are new to the fauna of Kunashir Isl...
Article
Full-text available
Chironomus sokolovae Istomina, Kiknadze et Siirin, 1999 (Diptera, Chironomidae) is recorded from Mongolia for the first time. Eleven banding sequences determined in the Mongolian population were previously known from Altai and Yenisei populations: sokA1, sokB1, sokB2, sokC1, sokC2, sokD1, sokD2, sokE1, sokF1, sokF2 and sokG1. The additional B-chrom...
Article
Full-text available
Chironomus sokolovae Istomina, Kiknadze et Siirin, 1999 (Diptera, Chironomidae) is recorded from Mongolia for the first time. Eleven banding sequences determined in the Mongolian population were previously known from Altai and Yenisei populations: sokA1, sokB1, sokB2, sokC1, sokC2, sokD1, sokD2, sokE1, sokF1, sokF2 and sokG1. The additional B-chrom...
Conference Paper
Full-text available
Prokin A.A., Sazhnev A.S., Philippov D.A. First data on aquatic Coleoptera of the Ispani Sphagnum bogs (Kolkheti Lowlands, Georgia) // Проблемы водной энтомологии России и сопредельных территорий: Материалы VIII Всероссийского с международным участием научного симпозиума по амфибиотическим и водным насекомым, приуроченного к 95-летию известного рос...
Conference Paper
Full-text available
Monohydrocalcite (CaCO3·H2O) is a mineral rarely found in natural environments. Here, we report finding of this mineral in the composition of the microbialites in Laguna de los Cisnes (Isla Grande, Chile), a saline alkaline lake with high Mg/Ca ratio. We have made a detailed structural and mineralogical description of these microbialites with the u...
Article
Full-text available
Epimetopidae are a small beetle family of the superfamily Hydrophiloidea, comprising 72 described species in three genera: the American Epimetopus Lacordaire, 1854 (56 species), Asian Eumetopus Balfour-Browne, 1949 (eight species) and African Eupotemus Ji & Jäch, 1998 (eight species, of which six are described as new here). In this study we illustr...
Article
Ponohydrochus buryaticus gen. et sp. nov. is described from from the Khasurty fossil site, Lower Cretaceous, Hauterivian, at the Buryatia Republic, Russia. The new taxon is assigned to the family Hydrochidae and represents its first remarkable fossil in the Mesozoic. The description is illustrated by photographs, scanning electron micrographs and l...
Article
Full-text available
The Khasurty locality (Lower Cretaceous of Transbaikalia, Russia) is one of the largest fossil insect sites in the region. Over the entire period of study, more than 6000 insect imprints have been collected here, representing 16 orders and 130 families. Dipterans, aphids and hymenopterans are the most common forms here, the most diverse taxa are Di...
Article
Full-text available
Variability of the first invasive population of C. fluminea (O.F. Müller, 1774) from the Volga basin is studied using the mitochondrial cytochrome c oxidase subunit I gene fragment (COI mtDNA), and morphological features of the shells are characterized. A comparison with C. fluminalis (O.F. Müller, 1774) from the Kura River basin is made in order t...
Article
The karyotype features and gene COI sequence of Chironomus heteropilicornis Wülker, 1996 from the Gydan Peninsula are presented for the first time. Nine banding sequences were determined, eight of themhpiA2, hpiB1, hpiC1, hpiC2, hpiD1, hpiE1, hpiF3 and hpiG1 were previously known from European,Georgian (South Caucasus) and Siberian populations. One...
Article
Full-text available
Изучено генетическое разнообразие фрагмента митохондриального гена первой субъединицы ци¬тохром с-оксидазы (COI) и дана характеристика морфологических особенностей первой инвазионной популяции восточной корбикулы C. fluminea (O.F. Müller, 1774), обнаруженной для бассейна р. Волги. С целью исключить ошибки при определении видовой принадлежности пров...
Article
The content of mercury in adult water beetles is studied in beaver ponds located in the Polist-Lovat Swamp System (Novgorod oblast). A total of 201 individuals of nine species of the family Dytiscidae and one species of the family Hydrophilidae (size classes II and III) are studied. It is revealed that the mercury content in beetles of size class I...
Article
Mercury content in imago of water beetles is studied in beaver ponds situated in the Polist-Lovat Swamp System (Novgorod Oblast’, Russia). 201 individuals of 10 species of II and III size classes from families Dytiscidae and Hydrophilidae were observed. It was found that the mercury content in beetles of size class II significantly differs dependin...
Article
Full-text available
The remarkable holometabolan larva, Trialarva coburgensis gen. et sp. nov., is described from the Upper Triassic Hassberge Formation in Lower Franconia, southern Germany. It is the second described fossil larva of so-called “Sialidae-type” after the Middle Permian Kargalarva permosialis Prokin et al., to which it is morphologically close. The overa...
Article
Full-text available
Sofronova E.V., Afonina O.M., Baisheva E.Z., Bersanova A.N., A.G. Bezgodov, Boychuk M.A., Degtyarev N.I., Doroshina G.Ya., Dulin M.V., Fedosov V.E., Gainutdinov I.A., Grishutkin O.G., Ignatov M.S., Ignatova E.A., Khramtsov V.N., Koroleva N.E., Kozhin M.N., Kuzmina E.Yu., Lavrentiev M.V., Philippov D.A., Popov S.Yu., Popova N.N., Prokin A.A., Rukavi...
Conference Paper
Full-text available
Monohydrocalcite (CaCO3·H2O) is a rarely found in natural environments mineral. Here we report finding of this mineral in Laguna de los Cisnes (Isla Grande, Chile), a saline alkaline lake with high Mg/Ca ratio. Monohydrocalcite occurs in thecomposition of the microbialites being one of the main mineral components. As in other lacustrine localities...
Article
Full-text available
Until the 2000s, faunal exchange between endemic faunas of the Caspian Sea basin and the Azov-Black Sea (aka Pontic) basin was asymmetrical, with fauna heading towards the Volga Delta and Caspian Sea from or via the Black and Azov Seas and little exchange in the opposite direction. This study is based on a hydrobiological survey of the Don River Ba...
Article
Full-text available
The Cercyon shinanensis species group with two included species is erected within the nominotypical subgenus of Cercyon Leach, 1817. This group is compared with other Palaearctic species groups of Cercyon s. str. The little-known C. shinanensis Nakane, 1965 from Japan (Honshu) is redescribed and its diagnostic features are given. Cercyon sundukovi...
Article
Full-text available
Twenty-eight species of water beetles and shore beetles are recorded for the first time from Mongolia: Dytiscidae (16): Acilius sulcatus (Linnaeus, 1758), Agabus amoenus (Solsky, 1874), A. blatta Jakowlew, 1897, A. japonicus continentalis Guéorguiev, 1970, A. moestus (Curtis, 1835), A. thomsoni (Sahlberg, 1871), Bidessus nasutus Sharp, 1887, Colymb...
Article
Full-text available
The dynamics of the water budget of Orog Nuur and Taatsiin Tsagaan Nuur fluctuating lakes in the Valley of the Lakes (Western Mongolia) in the period 2010–2018 is studied. It is shown that Orog Nuur Lake has passed to the wet phase in its long-term cycle, while Taatsiin Tsagaan Nuur Lake is currently in a transitional phase, which in previous cycle...
Article
The fauna of water beetles of the main types of stagnant water bodies in the middle part of the Gydan Peninsula was studied. Altogether, 20 species were found, with 2 to 16 species recorded in diff erent types of water bodies. The family Dytiscidae was represented by the greatest number of species; the most diverse genera were Agabus and Hydroporus...
Article
Full-text available
The dynamics of the water budget of Orog Nuur and Taatsiin Tsagaan Nuur fluctuating lakes in the Valley of the Lakes (Western Mongolia) in the period 2010–2018 is studied. It is shown that Orog Nuur Lake has passed to the wet phase in its long-term cycle, while Taatsiin Tsagaan Nuur Lake is currently in a transitional phase, which in previous cycle...
Article
Full-text available
Three species of beetles are recorded for Russia for the first time: Hydraena pontica Janssens, 1963 (Hydraenidae), Helophorus hilaris Sharp, 1916 (Helophoridae), Laccobius obscuratus Rottenberg, 1874 (Hydrophilidae). Two species are recorded for the first time for the North Caucasus: Haliplus sibiricus Motschulsky, 1860 (Haliplidae), Hydroporus ni...
Conference Paper
Full-text available
В составе фауны четырех сфагновых болот на территории Северной Осетии и Кабардино-Балкарии обнаружены борео-монтанные виды, являющиеся в регионе ледниковыми реликтами: Hebrus ruficeps Thomson, 1871 (Heteroptera: Hebridae), Hydroporus incognitus Sharp, 1869, H. nigellus Mannerheim, 1853 (Coleoptera: Dytiscidae); а также вид Helophorus discrepans Rey...
Article
Full-text available
New faunistic records of Heteroceridae from Ethiopia from the rivers Gumara and Rib are provided. Two species shown for the first time in the country: Heterocerus atroincertus Charpentier, 1965 and Heterocerus tibesticola Charpentier, 1964 increase the number of mud-beetles of Ethiopian fauna to seven species.
Article
An aquatic larva of the holometabolan species Kargalarva permosialis gen. et sp. nov. is described from the Upper Permian of the Kargala outcrop (Orenburg Oblast, Russia). This larva was formerly known as Permosialis sp. from the preliminary description by A.G. Sharov (1953). It is assigned to the infraorder Schizophoromorpha (Coleoptera). An aquat...
Article
Full-text available
Composition and quantitative characteristics of macrozoobenthos of Orkhon (Kharkhorin) and Ider (Tosontsengel) small water reservoirs of Mongolia as well as parts of rivers in the zone of their influence have been studied for the first time. Benthic fauna of the Orkhon section contained 25 species in 2016-2017, 15 species in each year of studies; 3...
Article
Full-text available
We have analyzed mercury accumulation in different body parts of two species of diving beetles (Coleoptera, Dytiscidae), Dytiscus circumcinctus and Cybister lateralimarginalis. We have estimated the difference in mercury accumulation for these species and determined the sufficient representative sample. We have revealed broad range of a set of data...
Article
Full-text available
Montane peatlands occupy only 0.1% of the Caucasus territory and are present at altitudes of 600–3400 m a.s.l. Unlike vegetation and stratigraphy, insects of the peatlands have been studied poorly. The aim of our study is to describe for the first time the fauna of water beetles of Sphagnum and Carex-Sphagnum peatlands in the North Caucasus, its zo...
Article
Full-text available
In the article provides information on the fauna of aquatic and semi-aquatic beetles of the Ryazan Province. Based on the material collected in 2014–2017, an annotated list was compiled; it includes 28 species from 7 families, of which 19 species are first records for the fauna of the Ryazan Province
Article
Full-text available
Hebrus (Hebrusella) ruficeps Thomson, 1871 (Heteroptera: Hebridae) is recorded for the Caucasus for the first time from a Sphagnum peat bog in the Kabardino-Balkaria Republic.
Article
Full-text available
Berosus (Enoplurus) litvinchuki sp. n. is described from Central Asia and Transcaucasia (Tajikistan, Uzbekistan, Kazakhstan and Azerbaijan). The description is illustrated by photographs and drawing of male genitalia. The new species belongs to Berosus spinosus species group and most similar to B. asiaticus Kuwert, 1888. A key to species of Berosus...
Article
Re-examination of the late Permian Tunguskagyrus planus Yan, Beutel et Lawrence, 2018 has shown that it does not belong to the family Gyrinidae (Adephaga) but should be placed in the family Triaplidae sensu n. (Archostemata) as a congener to “Triaplus” sibiricus Volkov, 2013 (Tunguskagyrus sibiricus (Volkov, 2013), comb. n.). Both these Palaeozoic...
Article
Data on the initial stage of macrozoobenthos formation in the Taishir and Durgun reservoirs in western Mongolia in 2010–2015 have been generalized. A taxonomic list of macrozoobenthos is presented; 15 species have been recorded in Mongolia for the first time. In the Durgun Reservoir, the formation of bottom sediments and communities of invertebrate...
Article
Full-text available
The amount of damage from the use of willow traps for Dytiscinae in the oxbow lake in Lipetsk Oblast was 400 g/trap-day. The sex ratio (mm/ff) in the winter was 0.60 for Cybister lateralimarginalis and 1.73 for Dytiscus circumcinctus. The average biomass of C. lateralimarginalis females was significantly higher than in males, there were no signific...
Book
Full-text available
The book provides an overview of the heteropterans from infraorders Nepomorpha and Gerromorpha fauna of the North-West Caucasus. The history of the aquatic and semiaquatic bugs study in the Caucasus provided as well as an annotated catalog of the North-West Caucasus fauna (50 species from 21 genera and 11 families) and an updated list of species of...
Article
Full-text available
A catalog of aquatic and semiaquatic Heteroptera of the northwest Caucasus is provided based on literature reports and field collections. Representatives of 50 species of the infraorders Nepomorpha and Gerromorpha are listed and are distributed in 11 families, including Aphelocheiridae (1 genus, 1 species), Corixidae (6 genera, 23 species), Gerrida...
Article
Full-text available
In the study territory were records 100 species of aquatic beetles: Haliplidae – 4, Gyrinidae – 3, Noteridae – 2, Dytiscidae – 42, Georissidae – 1, Helophoridae – 4, Hydrochidae – 2, Spercheidae – 1, Hydrophilidae – 22, Hydraenidae – 5, Scirtidae – 12, Dryopidae – 1, Heteroceridae – 1. 13 species are records for the first time for the Yaroslavl Obl...
Article
Interannual variations in species richness and quantitative parameters of macrozoobenthos in floodplain lakes of the Khoper Nature Reserve have been studied to reveal their dependence on flood regime and overgrowth by macrophytes. It has been shown that a particular species richness of macrozoobenthos is preserved for several years. Interannual var...
Article
Full-text available
The temporal origin of Madagascar's extraordinary endemic diversity is debated. A preference for Cenozoic dispersal origins has replaced the classical view of Mesozoic vicariance in the wake of molecular dating. However, evidence of ancient origins is mounting from arthropod groups. Using phylogenetic 'tip-dating' analysis with fossils, we show tha...
Article
Full-text available
New data on the distribution of sevenspecies of Hydraenidae and three species of Dryopidaefrom Russian Caucasus, Abkhazia and South Ossetia areprovided. Hydraena anatolica Janssens, 1963, Limnebiusmyrmidon Rey, 1883, Ochthebius adventicius Jäch, 1990,O. colveranus (Ferro, 1979) and O. difficilis Mulsant,1844 are recorded from Russia for the first...
Article
Full-text available
The family Georissidae Thomson, 1859, the genus Georissus Latreille, 1809 and the species Georissus crenulatus (P. Rossi, 1794) are recorded from Mongolia for the first time.
Article
Full-text available
The fauna of water beetles in coastal areas of the Bolshezemelskaya Tundra and on the Vaygach and Dolgiy islands, Pechora Sea, comprises a total of 42 recorded species; in local faunas, the number of species decreases northward from 19–26 in southern mainland tundra to nine in typical tundra of the Vaygach Island. The faunal similarity between pair...
Article
Full-text available
New data on the distribution of seven species of Hydraenidae and three species of Dryopidae from Russian Caucasus, Abkhazia and South Ossetia are provided. Hydraena anatolica Janssens, 1963, Limnebius myrmidon Rey, 1883, Ochthebius adventicius Jäch, 1990, O. colveranus (Ferro, 1979) and O. difficilis Mulsant, 1844 are recorded from Russia for the f...
Article
Two new species, Cercyon retius sp. nov. and C. primoricus sp. nov., both belonging to the subgenus Clinocercyon, are described from the Russian Far East. A key to the identification of the six known Palearctic species of the subgenus is given. Both new species are illustrated by photographs of habitus and some morphological characters and by drawi...
Article
Terrestrial larvae of Scirtidae were found in southern South America (Chile) for the first time. The morphology of the larvae is described in detail and compared with terrestrial larvae known from Borneo, New Zealand and Australia. Special attention is paid to the prothoracic sclerites, which were examined for the first time in the family and compa...
Article
Full-text available
This paper presents results on the investigation of physical and chemical characteristics and macrozoobenthos in the Bahir Dar Gulf of Lake Tana in 2013−2014. Significant changes in the physico-chemical characteristics of water, local sites of nutrients' pollution and seasonal peculiarities of characteristics, linked to the precipitation level were...
Article
Full-text available
Minor M.A., Ermilov S.G., Philippov D.А., Prokin A.A. 2016. Relative importance of local habitat complexity and regional factors for assemblages of oribatid mites (Acari: Oribatida) in Sphagnum peat bogs. Experimental and Applied Acarology, 70(3), 275–286. DOI: 10.1007/s10493-016-0075-9 We investigated communities of oribatid mites in five peat bog...
Conference Paper
Full-text available
Beetles in the Nenets Autonomous District are fragmentally studied. At present time about 250 species (16 families) of Coleoptera is known in research region. The information about any families was absent. The new material from three coastal areas of Bolshezemelskaya tundra (Bolvanskaya, Pahancheskaya and Khaipudyrskaya guba) was obtained during th...
Article
Full-text available
Ten species of water beetles are recorded for the first time from Uzbekistan: Helophoridae (Helophorus lapponicus C.G. Thomson, 1854, H. syriacus Küwert, 1885), Hydrophilidae (Berosus fulvus Küwert, 1888, B. bispina Reiche et Saulcy, 1856, Paracymus aeneus (Germar, 1824), Enochrus melanocephalus (Olivier, 1792), E. fuscipennis C.G. Thomson, 1844, C...
Article
Full-text available
Plankton and benthos production were estimated on the basis of materials collected in the Tayshir Reservoir after its formation. The species ratio and the growth and diets of fish have been considered also. A high abundance and increased maximal sizes of Potanin’s Altai osman (Oreoleuciscus potanini) were revealed. The benthic organisms dominated i...