Results 1 to 10 of about 4,369 (186)

Diet composition and feeding habits of Meretrix meretrix and Mactra veneriformis in the northern Bohai Sea based on high-throughput sequencing [PDF]

open access: yesScientific Reports
Understanding the diet composition and feeding habits of bivalve shellfish is crucial for developing conservation measures to enhance their resources. This is particularly important for the main economic species in shellfish-producing regions.
Ang Li   +8 more
doaj   +2 more sources

Distribution, Biosynthesis, and Function of Carotenoids in Oxygenic Phototrophic Algae [PDF]

open access: yesMarine Drugs
For photosynthesis, oxygenic phototrophic organisms necessarily contain not only chlorophylls but also carotenoids. Various carotenoids have been identified in algae and taxonomic studies of algae have been conducted.
Shinichi Takaichi
doaj   +2 more sources

Distribution patterns and co-occurrence network of eukaryotic algae in different salinity waters of Yuncheng Salt Lake, China [PDF]

open access: yesScientific Reports
The community structure and co-occurrence pattern of eukaryotic algae in Yuncheng Salt Lake were analyzed based on marker gene analysis of the 18S rRNA V4 region to understand the species composition and their synergistic adaptations to the environmental
Jing Yang   +7 more
doaj   +2 more sources

Updated checklist of freshwater algal flora of Kurdistan region of Iraq

open access: yesZanco Journal of Pure and Applied Sciences, 2022
An updated checklist of 1812 taxa of freshwater algae is provided for the Kurdistan region of Iraq. The list comprises 426 Cyanophyta, 13 Rhodophyta, 87 Euglenophyta, 9 Cryptophyta, 18 Dinophyta, 13 Chrysophyta, 44 Xanthophyta, 643 Bascillariophyta and ...
Farhad Hassan Aziz, Alwan Qader Ahmed
doaj   +1 more source

Phylogenetic Analysis of Nucleus-Encoded Acetyl-CoA Carboxylases Targeted at the Cytosol and Plastid of Algae. [PDF]

open access: yesPLoS ONE, 2015
The understanding of algal phylogeny is being impeded by an unknown number of events of horizontal gene transfer (HGT), and primary and secondary/tertiary endosymbiosis.
Roger Huerlimann   +3 more
doaj   +1 more source

Feeding Selectivity of Ruditapes philippinarum on Phytoplankton

open access: yesFishes, 2022
A monthly survey of the feeding selectivity of Ruditapes philippinarum in the Yalu River Estuary in 2020–2021 was conducted using high-throughput sequencing identification and visual grading technology.
Yin Liu   +6 more
doaj   +1 more source

Occurrence and toxicity of Microcystis aeruginosa (Cyanobacteria) in the Paraná River, downstream of the Yacyretá dam (Argentina) [PDF]

open access: yes, 2016
Cyanobacteria constitute the main toxin producers in inland water ecosystems and have extensive global distribution. The presence of hepatotoxins in aquatic environments is hazardous to human and animal health; even though the presence and identification
Andrinolo, Dario   +3 more
core   +3 more sources

COMBINED EFFECT OF CADMIUM AND LOWERED SALINITY ON DYNAMICS OF ABUNDANCE AND PHYSIOLOGICAL PROCESSES FOR ALGA PLAGIOSELMIS PROLONGA

open access: yesИзвестия ТИНРО, 2019
Combined effect of cadmium (10, 30, and 50 mg/L) and salinity (32, 24, and 16 ‰) on marine unicellular alga Plagioselmis prolonga (Cryptophyta) is investigated.
Zh. V. Markina, N. A. Aizdaicher
doaj   +1 more source

Antagonistic and synergistic responses to solar ultraviolet radiation and increased temperature of phytoplankton from cenotes (sink holes) of the Yucatán Peninsula, México [PDF]

open access: yes, 2015
Cenotes (sink holes) are karstic formations characteristic of the Yucatán Peninsula and are the main source of fresh water in the region. Because of their tropical location, they receive high levels of solar radiation and are exposed to high temperatures.
Banaszak, Anastazia T.   +5 more
core   +1 more source

Are marine diatoms favoured by high Si:N ratios? [PDF]

open access: yes, 1994
Competition experiments were performed first with 4, then with 11 species of marine phytoplankton at various ratios of si1icate:nitrate and various light intensities.
Sommer, Ulrich
core   +1 more source

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