Evaluation of Surface Water Quality Using Biodiversity Indices in Phu My Species-Habitat Conservation Area, Kien Giang Province, Vietnam by Huynh Thi Thi Hong Nhien, Giao Thanh Nguyen

“…A total of 71 species of phytoplankton belonging to five phyla (i.e., Chlorophyta, Euglenophyta, Bacillariophyta, Dinophyta and Chrysophyta), 57 species of zooplankton belonging to three phyla (i.e., Protozoa, Rotifera, Arthropoda) and two benthic species belong to two groups (i.e., Oligochaeta and Insecta) were detected. The phyla of Euglenophyta, Rotifera, and Insecta were the dominant groups in species composition and the phyla of Chlorophyta, Protozoa, and Insecta were dominated in terms of individual density. …”
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Archigetes Leuckart, 1878 (Cestoda, Caryophyllidea): diversity of enigmatic fish tapeworms with monoxenic life cycles by Uhrovič Dalibor, Oros Mikuláš, Kudlai Olena, Kuchta Roman, Scholz Tomáš

“…The caryophyllidean genus Archigetes Leuckart, 1878 is unique among all tapeworms in that its species can mature in invertebrate hosts (Oligochaeta), i.e., have a monoxenic (direct) life cycle. …”
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Characterisation of Macroinvertebrate Communities in Maritsa River (South Bulgaria)—Relation to Different Environmental Factors and Ecological Status Assessment by Emilia Varadinova, Lidia Sakelarieva, Jiyoung Park, Miroslav Ivanov, Violeta Tyufekchieva

“…Ephemeroptera and Chironomidae were permanently present along the whole river. Oligochaeta increased in the lower river reaches and at sites with a greater amount of organic matter. …”
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Invertebrados aquáticos associados a serapilheira de <em>Salix humboldtiana</em> em um riacho subtropical by Franko Teloken, Edélti F. Albertoni, Luiz U. Hepp, Cleber Palma Silva

“…Foram registrados 14197 organismos, distribuídos em 36 táxons. Oligochaeta (43.6%), Hydrobiidae (16.6%), Chironominae (11.3%) e Hydracarina (6.6%) foram os mais representativos. …”
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Macroinvertebrados bentônicos como bioindicadores da qualidade ambiental dos recifes de arenito da praia de Porto de Galinhas (Pernambuco) by Danielle Ferreira Gomes Avelino, Adriana Maria Cunha da Silva, Patrick Gomes Avelino, Mariana Mirelly da Silva Sá, Alice Xavier Soares

“…Os grupos dominantes para os períodos de estudos foram: Polychaeta, Nematoda, Oligochaeta. Sendo o grupo dos Polychaeta como o mais abundante para as duas campanhas o que pode estar relacionado a granulometria encontrada para as piscinas de Porto de Galinhas.…”
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Thành phần loài và sự phân bố của động vật đất phổ biến tại Khu bảo tồn Thiên nhiên Lung Ngọc Hoàng, tỉnh Hậu Giang by Trần Thị Kim Hồng, Bùi Trường Thọ, Trương Thanh Tân, Lê Trọng Thắng, Nguyễn Văn Bé

“…Kết quả nghiên cứu đã ghi nhận được 59 loài thuộc 30 chi, 18 họ, 8 bộ và 6 lớp, gồm: lớp Hình nhện (Arachnida), lớp Chân môi (Chilopoda), lớp Chân kép (Diplopoda), Entognatha, lớp Côn trùng (Insecta) và lớp Giun ít tơ (Oligochaeta) trong hai ngành Giun đốt (Annelida) và Động vật chân khớp (Arthropoda).  …”
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Assessment of pollution, and ecological status in rivers located in the Vistula and Oder river basins impacted by the mining industry in Central Europe (Poland) by Mariola Krodkiewska, Aneta Spyra, Anna Cieplok

“…A redundancy analysis of the results indicated the following: the quality class was positively related to the degree of conductivity; the density of macroinvertebrates was positively related to a higher content of N-NO2 (Nitrite nitrogen) and EPT (The number of families from Ephemeropthera, Plecoptera and Trichoptera), ASPT (average score per taxon PL), and 1-GOLD (abundance of Gastropod, Oligochaeta, and Diptera) indices were positively related to a higher content of dissolved oxygen. …”
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Response of Chironomidae (Diptera) to impoundments in lowland streams by Maria Grzybkowska, Michał Kurzawski, Małgorzata Dukowska

“…At each stream benthic macroinvertebrates were dominated by Oligochaeta and Chironomidae (midges constituted from over 30% to over 90% of the total macrobenthic density). …”
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Biomonitoramento e pressões da urbanização: Uma abordagem integrada entre Ecologia e Geografia na bacia do rio das Velhas by Marcos Callisto, Pablo Moreno, Diego Rodrigues Macedo

“…Os modelos gerados para as métricas biológicas riqueza taxonômica, diversidade de Shannon-Wienner, BMWP, ASPT e % Oligochaeta foram significativos (R2 ≥ 44-90, p < 0,002) e todos foram dependentes do primeiro eixo da PCA, evidenciando que as métricas biológicas são sensíveis às pressões urbanas. …”
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RESISTANCE OF HELMINTH EGGS TO UNFAVORABLE PHYSICAL, CHEMICAL AND BIOLOGICAL FACTORS OF THE ENVIRONMENT. (LITERATURE REVIEW) by D. A. Dolbin, R. Z. Khayrullin

“…Predatory infusoria Bursaria truncatula, Stylonichia mytilus and Stentor sp. intake and ascaris eggs, coracidia of Pseudophyllidea and miracidia of Fasciola hepatica , and completely digest them within 24-72 hrs. Oligochaeta, Bedford’s flatworms (Pseudobiceros bedfordi), aquatic insects, Crustacea and mollusks take part in the elimination of helminth eggs.…”
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Oligochaete distribution in alpine freshwaters: not a mere question of altitude by Elzbieta Dumnicka, Kamil Najberek, Valeria Lencioni

“…One genus of Polychaeta (Aeolosoma) and 36 species of Oligochaeta were identified, distributed in four families: Enchytraeidae (28), Lumbriculidae (4), Naididae (3 and Tubificinae juveniles) and Haplotaxidae (1). …”
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Aplicación de un índice multimétrico basado en macroinvertebrados bentónicos en un embalse del norte argentino by Marta Leiva

“…El 93.5% perteneció a Oligochaeta, el 4.1% a Chironomidae, el 2.2% a otros grupos bentónicos y el 0.2% a insectos no Chironomidae. …”
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Assessment of the Benthic Macroinvertebrate Communities in the Evaluation of the Water Quality of Portuguese Reservoirs: An Experimental Approach by Ivo Pinto, Sara Rodrigues, Sara C. Antunes

“…Organisms tolerant of disturbances (e.g., Chironomidae and Oligochaeta) were associated with sites with the worst water quality, according to the Water Framework Directive (WFD), (M, Ag3, Ag4 and Al5) while organisms with moderate tolerance to disturbances (e.g., Cordullidae and Polycentropodidae) were associated with sites with better water quality (P, Ag1, Ag2 and Al1 to Al4). …”
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To Registrations of Bottom Macroinvertebrates, Fish, Amphibians and Reptiles of the upper Tskhenistskali River Basin (Georgia, Lower Svanetia) by O. Marushchak, S. Afanasyev, O. Lietytska, O. Golub

“…Other groups, namely Turbellaria, Nematoda, Oligochaeta, Araneida, Acarina, Collembola, Heteroptera, Coleoptera, in total form a little less than 3 % of all recorded species. …”
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Aquatic macroinvertebrate abundance in French experimental polyculture fishponds by Marie Maillot, Marc Roucaute, Christophe Jaeger, Joël Aubin

“…Overall, 77,749 individuals were identified, of which one‐third were Chironomini and another one‐third were Oligochaeta. The invasive red swamp crayfish (Procambarus clarkii) was found in one pond in October. …”
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Safer and Sustainable-by-Design Hydroxyapatite Nanobiomaterials for Biomedical Applications: Assessment of Environmental Hazards by Susana I. L. Gomes, Bruno Guimarães, Elisabetta Campodoni, Monica Sandri, Simone Sprio, Magda Blosi, Anna L. Costa, Janeck J. Scott-Fordsmand, Mónica J. B. Amorim

“…The effects were assessed using the soil model <i>Enchytraeus crypticus</i> (Oligochaeta) in the natural standard LUFA 2.2 soil. …”
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Comunidades de invertebrados en aguas subterráneas y su relación con variables ambientales by María L. Tione, José C. Bedano, Mónica T. Blarasin

“…Además se recolectaron organismos pertenecientes a Acari, Collembola, Insecta, Oligochaeta, Pauropoda y Nematoda. La abundancia disminuyó conforme aumentó la profundidad de la zona no saturada, asociada a una disminución de la llegada de oxígeno y materia orgánica al agua subterránea. …”
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Diversity of Spring Invertebrates and Their Habitats: A Story of Preferences by Mirela Cîmpean, Anca-Mihaela Șuteu, Alexia Berindean, Karina P. Battes

“…Amphipoda, Platyhelminthes, and Ostracoda displayed preferences for all three substratum types, while Gastropoda, Hydrachnidia, and Oligochaeta recorded lower percentages in springs where habitat preferences were significant. …”
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Differences in the Structure and Diversity of Invertebrate Assemblages Harbored by an Intertidal Ecosystem Engineer between Urban and Non-Urban Shores by Ana Catarina Torres, Marcos Rubal, Ricardo Costa-Garcia, Isabel Sousa-Pinto, Puri Veiga

“…Most important taxa responsible for differences were more abundant on non-urban shores except for <i>Nucella</i> <i>lapillus</i>, <i>Idotea</i> <i>pelagica</i> and Oligochaeta that were more abundant on urban shores. …”
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Terrestrial species exposed to mining tailings: Assessing the potential ecotoxicological impacts of the Fundão Dam collapse in Brazil by Obede Rodrigues Alves, Allan Pretti Ogura, Thandy Junio da Silva Pinto, Evaldo Luiz Gaeta Espíndola

“…This study aimed to evaluate the potential effects of MT on four terrestrial species, including the soil invertebrates Folsomia candida (Collembola), Enchytraeus crypticus (Oligochaeta), and the plants Avena strigosa and Brassica rapa, after the Fundão dam collapse. …”
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