Results 21 to 30 of about 689,143 (298)

Ecological indicators for aquatic biodiversity, ecosystem functions, human activities and climate change

open access: yesEcological Indicators, 2021
Inland aquatic ecosystems, such as streams, rivers, ponds and lakes, play an important role in maintaining global aquatic biodiversity and ecosystem services.
Jianjun Wang, J. Soininen, J. Heino
semanticscholar   +1 more source

Short-term effects of macrophyte removal on aquatic biodiversity in rivers and lakes.

open access: yesJournal of Environmental Management, 2022
Mass development of macrophytes is an increasing problem in many aquatic systems worldwide. Dense mats of macrophytes can negatively affect activities like boating, fishing or hydropower production and one of the management measures often applied is ...
B. Misteli   +12 more
semanticscholar   +1 more source

Consistent declines in aquatic biodiversity across diverse domains of life in rivers impacted by surface coal mining.

open access: yesEcological Applications, 2021
The rivers of Appalachia (USA) are among the most biologically diverse freshwater ecosystems in the temperate zone and are home to numerous endemic aquatic organisms.
Marie Simonin   +9 more
semanticscholar   +1 more source

Effects of Small Hydropower Stations Along Rivers on the Distribution of Aquatic Biodiversity

open access: yesFrontiers in Ecology and Evolution, 2022
At present, there is little research on the impact of small hydropower stations on aquatic biodiversity. In order to investigate whether the existence of small hydropower stations has a significant impact on the aquatic biodiversity of their watersheds ...
Peng Gu   +10 more
semanticscholar   +1 more source

Ethical considerations for field research on fishes

open access: yesKoedoe: African Protected Area Conservation and Science, 2016
Collection of data from animals for research purposes can negatively impact target or by-catch species if suitable animal ethics practices are not followed.
Rhett H. Bennett   +7 more
doaj   +1 more source

Freshwater Biodiversity and Aquatic Insect Diversification [PDF]

open access: yesAnnual Review of Entomology, 2014
Inland waters cover less than 1% of Earth's surface but harbor more than 6% of all insect species: Nearly 100,000 species from 12 orders spend one or more life stages in freshwater. Little is known about how this remarkable diversity arose, although allopatric speciation and ecological adaptation are thought to be primary mechanisms.
Klaas-Douwe B. Dijkstra   +2 more
openaire   +2 more sources

Multiple co-occurrent alien invaders constrain aquatic biodiversity in rivers.

open access: yesEcological Applications, 2021
A greater understanding and effective management of biological invasions is a priority for biodiversity conservation globally. Many freshwater ecosystems are experiencing the colonisation and spread of multiple co-occurrent alien species.
S. Guareschi   +4 more
semanticscholar   +1 more source

Linking Terrestrial and Aquatic Biodiversity to Ecosystem Function Across Scales, Trophic Levels, and Realms

open access: yesFrontiers in Environmental Science, 2021
Global declines in biodiversity have the potential to affect ecosystem function, and vice versa, in both terrestrial and aquatic ecological realms. While many studies have considered biodiversity-ecosystem function (BEF) relationships at local scales ...
K. Dahlin   +6 more
semanticscholar   +1 more source

Ganoderma lucidum aqueous extract inducing PHGPx to inhibite membrane lipid hydroperoxides and regulate oxidative stress based on single-cell animal transcriptome

open access: yesScientific Reports, 2022
In this study, the single-cell eukaryotic model organism Tetrahymena thermophila was used as an experimental material to reveal the anti-aging mechanism of Ganoderma lucidum aqueous extract. After treatment with the G.
Wenqiao Ding   +6 more
doaj   +1 more source

Pseudobarbus outeniqua sp. nov., a new redfin species (Teleostei, Cyprinidae) from the Cape Fold Ecoregion of South Africa [PDF]

open access: yesZooKeys
Previous DNA-based studies identified four genetic lineages within Pseudobarbus afer: (i) the Mandela lineage confined to the Sundays, Swartkops, and Baakens river systems, (ii) the Krom lineage endemic to the Krom River system, (iii) the St Francis ...
Fatah Zarei   +3 more
doaj   +3 more sources

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