Works on Freshwater macroinvertebrate diversity and ecology

A new species of the rare long-horned caddisfly genus Amphoropsyche Holzenthal is described from Ecuador, bringing the number of species known from the genus to 15. All species ar…

Streams in the Mongolian Altai Mountains are mostly fed from glaciers and are extreme conditions for mayflies because of high elevation, low temperatures and low annual precipitat…

In this paper, Smicridea (Rhyacophylax) repula Oláh & Johanson, 2012 is synonymized with Smicridea (R.) lobata (Ulmer, 1909), and the species Leptonema islamarga Botosaneanu, 2002…

The genus Harnischia Kieffer, 1921 from China is reviewed and one new species, Harnischia parallela Yan & Wang, sp. n., is described and illustrated as adult male. Harnischia okil…

Morphological variation in three rarely collected European species of the genus Lasiochernes Beier, 1932 is thoroughly examined in the present study. Detailed descriptions of prev…

The imago stages of three species of the Hermanella complex are described mostly based on material from Roraima, northern Brazil: Hydrosmilodon gilliesae, Hydromastodon sallesi an…

The mayfly fauna of Turkey was reviewed including all hitherto known distribution records together with references and a few new records. Additionally, comments on taxonomy, ident…

A new species of the Neoperla clymene group (Plecoptera, Perlidae), N. chebalinga sp. n. from Guangdong Province of southern China is described, illustrated, and compared with rel…

A description of the larva of Drusus plicatus Radovanović is given for the first time. The most important diagnostic characters enabling separation from larvae of the other Drusin…

The present study focused on redescription of Gammarus pseudosyriacus (Karaman & Pinkster, 1977) based on new materials from Zagros Mountains and describes a new subspecies of fre…

Water beetles are one of the dominant macroinvertebrate groups in inland waters and are excellent ecological indicators, reflecting both the diversity and composition of the wider…

This paper describes the previously unknown or insufficiently known larvae of Apataniana hellenica, Apataniana stropones and Apataniana vardusia. Species association was enabled b…

Three new species of Nilothauma Kieffer are described and figured from Oriental China: N. angustum sp. n. based on the male only, N. aristatum sp. n. based on the male, pupa and l…

In this paper we describe Drusus sharrensis sp. n., from the Sharr Mountains in Kosovo. Males of the new species are morphologically most similar to Drusus krusniki Malicky, 1981,…

United States National Parks have protected natural communities for one hundred years. Indiana Dunes National Lakeshore (INDU) is a park unit along the southern boundary of Lake M…

A new species of Denopelopia from Brazil is described based on adult male and pupa. The male of the new species can be distinguished from all other species of the genus by the gen…

Two new species of the genus Parakiefferiella Thienemann, 1936 (P. fasciata Liu & Wang, sp. n. and P. liupanensis Liu & Wang, sp. n.) are described as adult males from China. Para…

Extensive sampling for aquatic insects was conducted in the orders Ephemeroptera (mayflies), Plecoptera (stoneflies), and Trichoptera (caddisflies) (EPT) of Isle Royale National P…

New Caledonian representation of the cosmopolitan genus Oxyethira Eaton is reviewed, with the description of new species bringing to 26 the total for the genus on the island. The …

Knowledge of the mayfly biodiversity in the Balkan Peninsula is still far from complete. Compared to the neighbouring countries, the mayfly fauna in Croatia is very poorly known. …

In most freshwater ecosystems, aquatic insects are dominant in terms of diversity; however, there is a disproportionately low number of records of alien species when compared to o…

Examination of the syntypes of Metriocnemus volitans Goetghebuer, 1940 revealed that these specimens belong to the genus Chaetocladius and are not con-specific with Gymnometriocne…

New species are described in the genera Wormaldia (Trichoptera, Philopotamidae) and Drusus (Trichoptera, Limnephilidae, Drusinae). Additionally, the larva of the new species Drusu…

Newly obtained and previously published sequences of the cytochrome c oxidase subunit I (COI) gene were analyzed to examine the biogeographic assembly of the caenogastropod fauna …

Two new species of Chimarra (Chimarrita) are described and illustrated, Chimarra (Chimarrita) mesodonta sp. n. and Chimarra (Chimarrita) anticheira sp. n. from the Chimarra (Chima…

A new species of Baetidae, Gratia baibungensis sp. n., is described and illustrated based on nymphal stage collected from the southeastern Tibet (Xizang) and the genus is reported…

The Neotropical species of Asthenopodinae are revised in a formal phylogenetic context. The five known species of Asthenopus Eaton, 1871, together with other five new species were…

The finding of three immature nymphs of Prosopistoma Latreille, 1833 (Ephemeroptera, Prosopistomatidae) in an upstream site of Baishih River represents the first record of this ra…

A new species of the genus Isoperla (Plecoptera, Perlodidae), belonging to the oxylepis species-group is described, and the male mating call is characterized. Its range falls with…

Oecetis tripunctata is a widely distributed leptocerid in Europe, ranging from the Iberian and Apennine peninsulas and the Central and Western European highlands to the plains of …

Two new species of the stonefly genus Neoperla, N. nigromarginata sp. n. and N. similiflavescens sp. n., are described from Dabie Mountains of Central China in the Liankangshan Na…

We describe two new species of springsnails (genus Pyrgulopsis) for populations from the middle Fork and upper East Fork of the Gila River Basin (New Mexico) that had been previou…

Based on historic collections and new material from Sumatra and Java, the species Rhithrogeniella ornata Ulmer, 1939, type species of the genus Rhithrogeniella, is reinvestigated.…

The knowledge about the genus Hydropsyche Pictet, 1834 in the Middle East and Caucasus ecoregions is still scarce with several species described during the past years.In this pape…

Gammarus Fabricius, 1775 is the largest genus in the family Gammaridae and most species inhabit freshwater and exhibit high regional endemism. To date, 12 freshwater Gammarus spec…

The nymphs of Cymbalcloeon sartorii Suttinun et al., 2020 present several unusual characters such as having only three pairs of ventral gills. The imaginal stage of this recently …

The Mediterranean Basin is recognised as global biodiversity hotspot, with islands playing a crucial role in sustaining high levels of endemism due to their geological complexity,…

Aquatic and semi-aquatic true bugs (Hemiptera, Heteroptera) are highly abundant in both lentic and lotic systems in Thailand. More than 230 species representing 12 families of the…

Plecoptera (stoneflies) are an ancient order of aquatic insects that serve as vital bioindicators in freshwater ecosystems. This study focuses on the Greater Khingan Mountains in …

An annotated catalogue of the Simuliidae (Diptera) type specimens housed in the Simuliidae Collection of the Oswaldo Cruz Institute (CSIOC) is presented, comprising 350 primary ty…

A check-list of Odonata found at Aras River Valley in Kars and Iğdır provinces of Türkiye is published for the first time, representing 38 species. The abundance of species from M…

The flora and fauna of Panama is species-rich due to its location and topography, and the resulting diversity of microclimates and habitats. The last two summaries (benchmarks) of…

Aquatic shredder insect diversity declines latitudinally toward the equator, contrary to the general latitudinal biodiversity gradient. Shredder diversity along tropical elevation…

Herein we add eight new country records to Panama’s caddisfly fauna (Insecta, Trichoptera): Hydropsychidae – Leptonema turrialbum Flint, McAlpine & Ross, 1987; Polycentropodidae –…

The caddisfly genus Protoptila (Trichoptera, Glossosomatidae) in Panama is currently represented by 15 species, including four endemic species and 11 species also found in Costa R…

Diatoms are valuable bioindicators and their traditional classification and identification are mainly based on the morphological characteristics of their frustules. However, in re…

Psilidae Macquart, 1835 is reported from Albania for the first time based on voucher specimens. A unique new species, Chamaepsila gropensis sp. nov., characterized by blackish-tin…

Northward range expansion has become increasingly common among European arthropods in recent decades. As global temperatures rise and the spread of artificial habitats alters ecol…

Lakes worldwide are under severe pressure from increasing anthropogenic impacts and global warming, creating a growing demand for restoration efforts and sustainable lake manageme…

Northeastern Algeria has recently emerged as a hotspot of freshwater biodiversity and a refugium for both mountainous cold stenothermic and Afrotropical relict species. Intensive …