Results 41 to 50 of about 2,716 (215)

Chironomids as Indicators of Biodiversity and Isolation Patterns in a Balkan Karst Biodiversity Hotspot

open access: yesDiversity and Distributions, Volume 32, Issue 7, July 2026.
ABSTRACT Aim Our research aimed to assess the beta diversity of Chironomidae (Diptera) and faunal connections across springs, streams, and rivers within the Skadar Lake basin, a Mediterranean biodiversity hotspot, using DNA barcoding. Location Skadar Lake basin—a Mediterranean biodiversity hotspot. Methods We analysed mitochondrial cytochrome c oxidase
Piotr Gadawski   +8 more
wiley   +1 more source

Dwarf shrubs as bioindicators. [PDF]

open access: yesSilva Fennica, 1981
Several studies of air polluted forest environments have shown that dwarf shrubs suffer from air pollution. In many cases the disturbances have been attributed to the susceptibility of the dwarf shrubs, while in some cases the vegetational competition factor has been discussed.
Mikkonen, Hilkka, Huttunen, Satu
openaire   +2 more sources

Use of Microbial Biofilms to Assess Groundwater Quality in Karstic Ecosystems

open access: yesEnvironmental Microbiology, Volume 28, Issue 2, February 2026.
Analyses of prokaryotic diversity and community structures of biofilms showed variations linked to the nutrient and organic matter conditions in the studied karstic stations. Biofilms developed on artificial substrates appeared as promising indicators to assess groundwater quality in karst.
Lina Fabre   +7 more
wiley   +1 more source

Bioindication of air pollution with the help lichens [PDF]

open access: yes, 2012
Bioindication is based on the law of ecological individuality of species. According to this law, various kinds of organisms react to certain factors of environment differently, including anthropogenic.
Savenko, A. G.
core  

ASSESSMENT OF LEVEL OF WATER ECOSYSTEM AND ITS STATE ON THE BASIS OF ANALYSIS OF STRUCTURE OF PHYTOPLANKTON AND A MICROPHYTOBENTHOS

open access: yesRUDN Journal of Ecology and Life Safety, 2018
The conducted researches of taxonomical structure of phytoplankton and microphytobenthos of neopleistocene and modern water ecosystems of the center of the East European Plain allowed to reveal regularities of its change when changing natural and natural
Elena Vladimorovna Bespalova
doaj   +1 more source

Species delimitation within the Achnanthidium minutissimum complex (Bacillariophyta), based on morphological, molecular, and ecophysiological approaches

open access: yesJournal of Phycology, Volume 62, Issue 1, Page 25-43, February 2026.
Abstract The benthic diatom species Achnanthidium minutissimum belongs to a species complex with a challenging taxonomy. Achnanthidium minutissimum has been reported to be a widespread and abundant species occurring in a broad range of freshwater habitats. However, differentiating and delimiting it from other Achnanthidium species is challenging due to
Mimoza Dani   +10 more
wiley   +1 more source

Dental fluorosis in the European roe deer (Capreolus capreolus): A review of the pathological changes in the enamel of fluorotic cheek teeth and the abnormal pattern of dental wear in affected dentitions

open access: yesThe Anatomical Record, Volume 309, Issue 1, Page 166-186, January 2026.
Abstract This article reviews the pathological changes in the enamel of permanent mandibular cheek teeth and their sequelae in European roe deer from regions polluted by anthropogenic fluoride emissions. The primary (developmental) changes of fluorotic roe deer enamel are hypomineralization and microstructural aberrations, including enamel hypoplasia ...
Uwe Kierdorf, Horst Kierdorf
wiley   +1 more source

The voice of the little giants: Arcellinida testate amoebae in environmental DNA-based bioindication, from taxonomy free to haplotypic level [PDF]

open access: yes
Bioindication, evaluating biological responses to environmental disturbances, is crucial for assessing the ecological status of an ecosystem. While historical bioindication relied on macroscopic organisms, the introduction of environmental DNA (eDNA ...
González Miguéns, Rubén   +17 more
core   +1 more source

BIOASSAY OF ORGANIC SOIL POLLUTION DEGREE USING CILIATES PEDOBIONTS IN AZERBAIJAN

open access: yesЮг России: экология, развитие, 2017
Aim. It is known that free-living ciliates quickly react to the slightest changes in environmental conditions. This feature of physiological reactions on the basis of long-term studies made it possible to use some species of free-living ciliates to ...
I. Kh. Alekperov, V. F. Mamedova
doaj   +1 more source

Human Impact on Microinvertebrate Diversity and Distributions: Questioning the Resilience of Tardigrades

open access: yesGlobal Ecology and Biogeography, Volume 34, Issue 12, December 2025.
ABSTRACT Aim Tardigrades, commonly known as some of the toughest organisms on Earth, like many other microscopic invertebrates, are often overlooked in biodiversity monitoring. Our study aimed to elucidate the impact of environmental disturbance caused by anthropogenic activity on tardigrade diversity and distributions.
Bartłomiej Surmacz   +3 more
wiley   +1 more source

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