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Article
Composition, structure, and distribution of diatom assemblages in Mediterranean thermal spring ecotones affected by natural and human disturbances
Springs are unique aquatic environments that significantly contribute to regional and global biodiversity but are also susceptible to disturbances because of their small size. Mediterranean thermal springs rem...
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Article
Open AccessLooking back, looking forward: a review of the new literature on diatom teratological forms (2010–2020)
Over the last years, issues concerning diatom teratological forms and environmental stress have received growing interest within the scientific community. Publications on this topic dated back to 1890 and were...
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Article
Cocconeis vaiamanuensis sp. nov. (Bacillariophyceae) from Raivavae (South Pacific) and allied taxa: ultrastructural specificities and remarks about the polyphyletic genus Cocconeis Ehrenberg
A small marine monoraphid diatom with a linear-elliptic shape and simple terminal raphe endings was present on Raivavae (South Pacific). Particularly due to its different stria structure on both valves, this t...
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Article
Open AccessSpatial patterns of diatom diversity and community structure in ancient Lake Ohrid
The extraordinary diversity in long-lived lakes is largely driven by distinct eco-evolutionary processes. With their unique biota and numerous endemic taxa, these lakes are key settings for fundamental studies...
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Article
Correction to: A standard method for the routine sampling of terrestrial diatom communities for soil quality assessment
The original version of this article unfortunately contains mistakes. The corrections are given in the following list:.
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Article
A standard method for the routine sampling of terrestrial diatom communities for soil quality assessment
Terrestrial diatom communities are dynamic, partially unknown and potential bioindicators of the soil ecological quality. Many different sampling methods for soil algae can be found in the literature. However,...
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Article
Sellaphora tropicomadida sp. nov., a new freshwater diatom species (Bacillariophyta) from a tropical Brazilian reservoir
A new periphytic freshwater diatom species belonging to the genus Sellaphora Mereschkowsky has been recorded from a reservoir in São Paulo (Southeast Brazil) and is described as S. tropicomadida Marquardt and C.E...
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Article
Atomic force microscopy (AFM) application to diatom study: review and perspectives
Atomic force microscopy (AFM) allows high image resolution, based on slight differences in surface height and on imaging transparent structures, thus, is an excellent type of microscopy for imaging nano-sized ...
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Article
Quality assurance of diatom counts in Europe: towards harmonized datasets
Investigations on organism ecology, biodiversity and biogeography often use large compiled datasets to extract information on species ecological preferences, which then can be used in environmental assessment....
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Chapter
Diatoms as Bioindicators in Rivers
Diatoms have been widely used to detect changes in streams and rivers water quality due to their specific sensibility to a variety of ecological conditions. Their tolerances and preferences for pH, conductivit...
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Article
On the geographical distribution and ecology of Pseudostaurosira cataractarum (Bacillariophyceae): new findings in the Palearctic and Neotropic ecozones
The aim of this paper is to expand the current knowledge on the distribution, ecology and morphology of Pseudostaurosira cataractarum (Hustedt) C.E. Wetzel, E. Morales et Ector. We analysed several freshwater di...
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Article
Development of the Trophic Water Quality Index (TWQI) for subtropical temperate Brazilian lotic systems
This research aimed at develo** the Trophic Water Quality Index (TWQI) for subtropical temperate Brazilian lotic systems based on a review of the indicative values of diatom species obtained using multivaria...
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Article
Are diatom diversity indices reliable monitoring metrics?
A biological survey was carried out in 640 stations spread over the Loire-Bretagne National Network (France) between 1996 and 2000. Epilithic diatom inventories were obtained following standard methods. A tota...
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Article
Preface: Use of algae for monitoring rivers
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Article
Effect of streamlining taxa lists on diatom-based indices: implications for intercalibrating ecological status
Intercalibration of ecological status class boundaries between member states is a requirement of the European Union’s Water Framework Directive. Although a preliminary intercalibration of boundaries establishe...
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Article
Alpine freshwater ecosystems in a protected area: a source of diatom diversity
The “All Taxa Biodiversity Inventories” (ATBIs) project coordinated by the European Distributed Institute of Taxonomy (EDIT) aims to achieve a baseline biodiversity assessment of flora and fauna in those regio...
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Article
Ecological assessment of Portuguese reservoirs based on littoral epilithic diatoms
The objective of this study was to evaluate whether biological methods based on epilithic littoral diatoms are a valuable complement to other biological elements for the assessment of the ecological potential ...
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Article
Diatoms from Alto Adige/Südtirol (Northern Italy): characterization of assemblages and their application for biological quality assessment in the context of the Water Framework Directive
The Water Framework Directive 2000/60/EC (WFD) requires the analysis of biological elements of aquatic ecosystems to assess water quality. Diatoms are the component of the periphyton most commonly used to clas...
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Article
Identification versus counting protocols as sources of uncertainty in diatom-based ecological status assessments
In 2009, seventeen analysts participated in a pan-European diatom ring-test (intercalibration), analyzing nine samples from seven countries following the European standard EN 14407. The objective of this exerc...
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Article
Diatom teratological forms and environmental alterations: a review
The foremost feature of a diatom is the species-specific ornamentation of the silicon cell wall, which is preserved and faithfully reproduced through the generations. If exposed to different kinds of stress du...
