Results 91 to 100 of about 1,403 (196)

Prevalence and Intensity of Ectoparasites on Mud Crab (Scylla serrata) in Teluk Pakedai District, Kubu Raya Regency [PDF]

open access: yes, 2023
Mud crabs (Scylla serrata Forskal, 1775) is a species of fishery commodity that can be attacked by pathogenic agents such as ectoparasites. Ectoparasites that infect mud crabs can trigger damage to the carapace and gills at a certain number of infections.
Helfiani, Helfiani   +2 more
core   +1 more source

Geochemical and microbiological variability of aerobic and anaerobic sediments along a bifurcated sulphate‐saturated brine spring in western Canada

open access: yesThe Depositional Record, Volume 10, Issue 5, Page 637-669, November 2024.
A tufa mound developed in north‐east Alberta is characterised by an unusual emplacement of a gypsum caprock. This two‐tiered architecture resulted from the bicarbonate‐saturated groundwater flow along Upper Devonian limestone being redirected deeper and encountering the halite–anhydrite dissolution trend within the underlying Prairie Evaporite ...
Paul L. Broughton
wiley   +1 more source

Cultivation-independent analysis reveals a shift in ciliate 18S rRNA gene diversity in a polycyclic aromatic hydrocarbon-polluted soil [PDF]

open access: yes, 2017
Using cultivation-independent methods the ciliate communities of a clay-rich soil with a 90-year record of pollution by polycyclic aromatic hydrocarbons (PAH) (4.5 g kg−1 PAH) were compared with that of a nonpolluted soil collected in its vicinity and ...
Berney, Cédric   +3 more
core  

Use of eDNA and conventional sampling methods to survey rock pool (gnamma) biodiversity on granite inselbergs

open access: yesAustral Ecology, Volume 49, Issue 8, August 2024.
Environmental DNA sampling coupled with high‐throughput sequencing is increasingly recognized as a useful method for assessing biodiversity with potential applications in terrestrial environments. Rock pools on granite inselbergs support diverse aquatic communities, yet the application of eDNA to document their biodiversity is lacking.
Damian R. Michael   +7 more
wiley   +1 more source

Traits mediate environmental responses of benthic ciliates in dynamic coastal habitats

open access: yesDiversity and Distributions, Volume 30, Issue 8, August 2024.
Abstract Aim Understanding how species' traits mediate environmental responses provides a mechanistic perspective on community assembly processes. Although traits that influence the response of multicellular organisms to environments have been studied, the identification of such traits in unicellular organisms, like ciliates, is underexplored.
Yuan Xu, Xinpeng Fan, Janne Soininen
wiley   +1 more source

Oligohymenophorea sp. PL0344

open access: gold, 2022
Jamie McGowan   +12 more
  +7 more sources

Checklist of Free-living Protozoa from Fresh water bodies of Pravara River at Ahmednagar Regions [PDF]

open access: yes
The current research work covers the checklist of free-living ciliated protozoa from freshwater bodies of Pravara River of Ahmednagar regions, Maharashtra (India).
Ahmed, Mustafa Mohammed Salem   +1 more
core   +2 more sources

Fluorescently labeled prey surrogates in combination with fluorescence‐activated cell sorting successfully discriminate actively feeding mixotrophs in a lake water sample

open access: yesLimnology and Oceanography, Volume 69, Issue 5, Page 1030-1044, May 2024.
Abstract Mixotrophic protists are capable of acting both as primary producers and primary consumers at the base of the aquatic food web, thus constituting key organisms in ecosystems where they are abundant. However, their identity, abundance, ecological dynamics, and biogeochemical impact in aquatic ecosystems remain understudied in comparison to ...
Javier Florenza   +2 more
wiley   +1 more source

Ciliates along oxyclines of permanently stratified marine water columns [PDF]

open access: yes, 2014
Author Posting. © The Author(s), 2014. This is the author's version of the work. It is posted here by permission of John Wiley & Sons for personal use, not for redistribution.
Edgcomb, Virginia P.   +1 more
core   +1 more source

Gazing into the abyss: A glimpse into the diversity, distribution, and behaviour of heterotrophic protists from the deep‐sea floor

open access: yesEnvironmental Microbiology, Volume 26, Issue 3, March 2024.
A phylogenetic tree of eukaryotes showcases representatives of protists discovered in deep‐sea sediments through a combination of metabarcoding and direct observations. Each bubble within the tree signifies a distinct ‘supergroup’, with dotted bubbles indicating supergroups currently lacking recorded members known to inhabit the deep‐sea floor.
Lawrence Rudy Cadena   +2 more
wiley   +1 more source

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