Results 51 to 60 of about 8,332 (225)

Two new species of Potamothrix (Oligochaeta: Tubificinae) from plateau lakes of Yunnan Province, southwest China [PDF]

open access: yes, 2012
Two new species of Potamothrix (Oligochaeta: Tubificinae), P. rhytipeniatus, new species and P. aductus, new species, are described from Fuxian Lake and Xingyun Lake of Yunnan Province, southwest China. Potamothrix rhytipeniatus differs from congeners by
Wang, Hongzhu   +2 more
core  

Abiotic Drivers of Groundwater Fauna Across Aquifer Types and Urban–Rural Gradients in the City of Halle (Saale), Germany

open access: yesEcohydrology, Volume 19, Issue 5, July/August 2026.
ABSTRACT Subterranean ecosystems in urban environments are exposed to multiple anthropogenic stressors that compromise groundwater quality and biodiversity. Rising groundwater temperatures, oxygen depletion, hydraulic disturbance and chemical contamination are among the main pressures.
Laura Meyer   +3 more
wiley   +1 more source

Three new species of Tubificinae, Oligochaeta, from two plateau lakes in Southwest China [PDF]

open access: yes, 2009
Three new species of Tubificinae (Naididae, Oligochaeta), Varichaetadrilus vestibulatus n. sp., Aulodrilus apeniatus n. sp., and Ilyodrilus mesoprostatus n. sp., are reported from Fuxian Lake and Xingyun Lake of Yunnan Province, Southwest China.
Wang, Hongzhu   +2 more
core  

Efeito de ferimentos no crescimento de Pontoscolex corethrurus (Oligochaeta, Glossoscolecidae) [PDF]

open access: yes, 1991
Efeito de ferimentos no crescimento de Pontoscolex corethrurus (Oligochaeta ...
Hamoui, Viviane
core   +1 more source

Description of a new earthworm species of the genus Drawida (Oligochaeta: Moniligastridae) from Northeast China and Far East Russia

open access: yesJournal of Asia-Pacific Biodiversity, 2021
A new species of Drawida Michaelsen 1900, named Drawida ganini Zhang and Wu sp nov., is described from the material collected in the Muling River of Heilongjiang Province, Northeast China, and the adjacent region near Russia.
Yufeng Zhang   +3 more
doaj   +1 more source

Potential Impacts of Low Flows on Fish Foodscapes and Production in a Braided River

open access: yesRiver Research and Applications, Volume 42, Issue 6, Page 1366-1382, July 2026.
ABSTRACT Changes in river discharge affect the physical composition and connectivity of habitats which, in turn, may shape the spatial distribution of fish food abundance, accessibility and quality—the ‘foodscape’—of river ecosystems. However, the influence of river flows on fish foodscapes has received very little attention from scientists. We studied
Rick J. Stoffels   +11 more
wiley   +1 more source

A new Korean earthworm (Oligochaeta: Megadrilacea: Megascolecidae)* [PDF]

open access: yes, 2012
Blakemore, Robert J., Park, Tae Seo, Seo, Hong-Yul (2012): A new Korean earthworm (Oligochaeta: Megadrilacea: Megascolecidae)*. Zootaxa 3368 (1): 256-262, DOI: 10.11646/zootaxa.3368.1.13, URL: https://biotaxa.org/Zootaxa/article/view/zootaxa.3368.1 ...
Seo, Hong-Yul   +2 more
core   +1 more source

Lessons Learnt From Long‐Term Monitoring of River Restoration in an English Chalk Stream

open access: yesRiver Research and Applications, Volume 42, Issue 6, Page 1209-1222, July 2026.
ABSTRACT River restoration can be difficult to evaluate due to insufficient monitoring over timescales too short to adequately capture physical and ecological response. To better understand restoration outcomes, this study quantified changes in physical habitat (depth, velocity, substrate composition) and macroinvertebrates at two restoration projects ...
Lewis A. Dolman   +2 more
wiley   +1 more source

Limnodrilus simplex sp nov (Oligochaeta: Naididae: Tubificinae) from Changjiang River, China [PDF]

open access: yes, 2010
Limnodrilus simplex sp. nov. (Oligochaeta: Naididae: Tubificinae) is described based on a single specimen from the mainstream of the Changjiang River near Anqing City, Anhui Province, China.
Wang, HZ, Chinese Acad Sci, Inst Hydrobiol, State Key Lab Freshwater Ecol & Biotechnol, Wuhan 430072, Peoples R China   +3 more
core  

Notas sobre os Oligochaeta da Amazônia [PDF]

open access: yes, 1978
Resumo São estudadas três espécies de Oligochaeta da ilha Curari, no rio Solimões. Novas ocorrências são registradas para Pristina minuta (Stephenson), Naididae, e Dichogaster andina evae Righi, Ayres & Bittencourt, Octochaetidae.
Righi,Gilberto, Gilberto Righi
core   +1 more source

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