Results 41 to 50 of about 1,391 (212)

Variability and Community Composition of Marine Unicellular Eukaryote Assemblages in a Eutrophic Mediterranean Urban Coastal Area with Marked Plankton Blooms and Red Tides

open access: yesDiversity, 2020
The Thessaloniki Bay is a eutrophic coastal area which has been characterized in recent years by frequent and intense phytoplankton blooms and red tides. The aim of the study was to investigate the underexplored diversity of marine unicellular eukaryotes
Savvas Genitsaris   +4 more
doaj   +1 more source

Elevated B‐vitamins within a temperate estuary: Strong spatiotemporal dynamics and links to microbial plankton communities

open access: yesLimnology and Oceanography, Volume 71, Issue 9, September 2026.
Abstract B‐vitamins are organic cofactors required by prokaryotic and eukaryotic planktonic cells; their availability impacts aquatic microbial communities and associated biogeochemistry. Despite their ecological importance, B‐vitamin dynamics and their relationships to plankton composition in estuaries are unclear, limiting our understanding of ...
Meriel J. Bittner   +6 more
wiley   +1 more source

Temporal dynamics of freshwater planktonic parasites inferred using a DNA metabarcoding time-series [PDF]

open access: yes, 2021
Parasites are important components of biodiversity and contributors to ecosystem functioning, but are often neglected in ecological studies. Most studies examine model parasite systems or single taxa, thus our understanding of community composition is ...
Wolinska, Justyna   +5 more
core   +1 more source

Seasonal changes in phytoplankton on the north-eastern shelf of Kangaroo Island (South Australia) in 2012 and 2013

open access: yesOceanologia, 2015
This work investigates for the first time the seasonal changes in phytoplankton, bacteria, and photosynthetic picoplankton as well as nutrient concentrations on the North-western shelf of Kangaroo Island, South Australia.
Sergio Balzano   +3 more
doaj   +1 more source

The Volatilomes of Symbiodiniaceae-Associated Bacteria Are Influenced by Chemicals Derived From Their Algal Partner

open access: yesFrontiers in Marine Science, 2020
Biogenic volatile organic compounds (BVOCs) are a large group of molecules involved in trophic interactions, stress response and atmospheric chemistry. Although they have been extensively studied in terrestrial ecosystems, their identity and prevalence ...
Caitlin A. Lawson   +4 more
doaj   +1 more source

Spatial Variability in Phytoplankton Response to Projected Increases in Iron and Temperature in the Ross Sea

open access: yesJournal of Geophysical Research: Oceans, Volume 131, Issue 9, September 2026.
Abstract The Ross Sea supports massive phytoplankton blooms and exhibits the highest marine primary productivity rates due to seasonal relief of iron and light limitations. Although Earth System Models project regional increases in temperature and iron supply, there is uncertainty regarding the response of different phytoplankton communities. To assess
A. Cristi   +5 more
wiley   +1 more source

Fitoplancton en el humedal tropical Chaschoc en la cuenca baja del río Usumacinta

open access: yesRevista Mexicana de Biodiversidad, 2016
En México existen 3,256 especies de fitoplancton reportadas. En la región sureste, particularmente en las cuencas de los ríos Tonalá y Grijalva-Usumacinta, el registro varía entre 155 y 300 especies. Este número de especies se considera bajo para una de
Karina Esqueda-Lara   +5 more
doaj   +1 more source

Phylogenetic diversity and functional potential of the microbial communities along the Bay of Bengal coast

open access: yesScientific Reports, 2023
The Bay of Bengal, the world's largest bay, is bordered by populous countries and rich in resources like fisheries, oil, gas, and minerals, while also hosting diverse marine ecosystems such as coral reefs, mangroves, and seagrass beds; regrettably, its ...
Salma Akter   +13 more
doaj   +1 more source

Metabarcoding of Broad‐Diet Nototheniid Fish Stomachs Reveals Newly Detected Antarctic Parasite Signals and Potential Host Associations

open access: yesEnvironmental DNA, Volume 8, Issue 4, July‐August 2026.
Using 18S rDNA metabarcoding of stomach contents from two Antarctic nototheniid fishes, we detected 242 parasite OTUs. Protists dominated diversity, metazoans dominated abundance, and depth structured assemblages. Novel parasite–host associations and previously unreported pathogenic protists highlight fish metabarcoding as a tool for biodiversity and ...
Micaela B. Ruiz   +6 more
wiley   +1 more source

Analisis Kelimpahan Dinoflagellata di Perairan Nguling, Pasuruan, Jawa Timur.

open access: yes, 2023
Pesisir merupakan salah satu dari beberapa ekosistem yang telah lama dimanfaatkan manusia untuk berbagai aktivitas. Hal ini menyebabkan terjadinya penurunan kualitas pantai akibat aktivitas manusia dengan berbagai pembuangan limbah yang mengakibatkan ...
Ramadhani, Tazha   +1 more
core  

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