Results 11 to 20 of about 488 (111)

WATER QUALITY ASSESSMENT IN SOME PONDS BY USING ALGAE IN ERBIL PROVINCE, NORTH IRAQ [PDF]

open access: yesRussian Journal of Agricultural and Socio-Economic Sciences, 2019
The study was conducted in three ponds within Shanader Park, Erbil, and Kurdistan region north of Iraq. Water samples were collected in polyethylene bottles and algal samples were collected in sterile vial of 50 ml.
Rabar M.H.
doaj   +1 more source

Using Raman spectroscopy to detect scytonemin of epiliths and endoliths from marble, serpentinite and gypsum

open access: yesJournal of Raman Spectroscopy, Volume 54, Issue 11, Page 1280-1296, November 2023., 2023
Here, we present Raman spectra showing the presence and distribution of scytonemin and carotenoids in epilithic and endolithic colonisations from temperate locations in Central Europe and Sicily. In the Bohemian Massif, marble and serpentinitic (see picture) cyanobacterial epiliths dominated by cyanobacteria Scytonema, Stigonema, Hassallia ...
Jan Jehlička   +3 more
wiley   +1 more source

Blooms also like it cold

open access: yesLimnology and Oceanography Letters, Volume 8, Issue 4, Page 546-564, August 2023., 2023
Abstract Cyanobacterial blooms have substantial direct and indirect negative impacts on freshwater ecosystems including releasing toxins, blocking light needed by other organisms, and depleting oxygen. There is growing concern over the potential for climate change to promote cyanobacterial blooms, as the positive effects of increasing lake surface ...
Kaitlin L. Reinl   +27 more
wiley   +1 more source

Comparative study of algal community in African sharptooth catfish (Clarias gariepinus, Burchell 1822) and Nile tilapia (Oreochromis niloticus, Linnaeus 1758) farming ponds

open access: yesAquaculture, Fish and Fisheries, Volume 3, Issue 2, Page 149-164, April 2023., 2023
In the fish farming station, algae specific richness varies according to the water collection point (rearing pond, evacuation canal and decantation pond). Algae contribute differentially to fish diets: biomass is mostly used by Nile Tilapia (herbivorous) than African catfish (omnivorous).
Saïdou Santi   +3 more
wiley   +1 more source

Understanding and predicting harmful algal blooms in a changing climate: A trait‐based framework

open access: yesLimnology and Oceanography Letters, Volume 8, Issue 2, Page 229-246, April 2023., 2023
Abstract The worldwide proliferation of harmful algal blooms (HABs) both in freshwater and marine ecosystems make understanding and predicting their occurrence urgent. Trait‐based approaches, where the focus is on functional traits, have been successful in explaining community structure and dynamics in diverse ecosystems but have not been applied ...
Elena Litchman
wiley   +1 more source

Natural Biota’s Contribution to Cultured Aquatic Animals’ Growth in Aquaculture Cannot Be Ignored

open access: yesAquaculture Research, Volume 2023, Issue 1, 2023., 2023
The rapid expansion of the aquaculture industry is accompanied by high organic and nutrient loadings from formulated feeds. This leads to water deterioration and pathogenic microorganisms. Natural biota (e.g., bacteria, phytoplankton, zooplankton, and zoobenthos) in ponds form important parts of cultured aquatic animals’ diets.
Shiyu Jin   +14 more
wiley   +1 more source

Different resistance to UV-B radiation of extracellular polymeric substances of two cyanobacteria from contrasting habitats

open access: yesFrontiers in Microbiology, 2016
The effects of UV-B radiation (UVBR) on photosynthetic activity (Fv/Fm) of aquatic Synechocystis sp. and desert Chroococcus minutus and effects on composition and fluorescence property of extracellular polymeric substances (EPS) from Synechocystis sp ...
Wenjuan Song   +5 more
doaj   +1 more source

Cyanobacterial metabolites as novel drug candidates in corona viral therapies: A review

open access: yesChronic Diseases and Translational Medicine, Volume 8, Issue 3, Page 172-183, September 2022., 2022
Abstract Most of the medical and nonmedical research labs, all around the world, are racing against time to produce an effective vaccine or an antiviral medicine for coronavirus disease 2019 (COVID‐19). Conventional medicines and novel nano‐materials including chemical and herbal‐based compounds are all into positive trials toward coronaviruses and ...
Srinivasan Prabhu   +2 more
wiley   +1 more source

A glimpse on influences of feed additives in aquaculture

open access: yeseFood, Volume 3, Issue 1-2, April 2022., 2022
Schematic diagram of natural feed additives in the aqua sector. Abstract Aquaculture is one of the most developing sectors worldwide, and it contributes to enhancing the global production. The application of natural feed additives is an external source of aquaculture production due to the ban on antibiotics as a growth promotor as well as their harmful
Vignesh Marimuthu   +5 more
wiley   +1 more source

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