Results 71 to 80 of about 18,530 (220)

SAMSON: Spectral Absorption-fluorescence Microscopy System for ON-site-imaging of algae [PDF]

open access: yes, 2018
This paper presents SAMSON, a Spectral Absorption-fluorescence Microscopy System for ON-site-imaging of algae within a water sample. Designed to be portable and low-cost for on-site use, the optical sub-system of SAMSON consists of a mixture of low-cost ...
Deglint, Jason L.   +4 more
core   +3 more sources

Differential Effects of Hydrogen Peroxide and L-Lysine Treatments on the Growth of Freshwater Cyanophyta and Chlorophyta

open access: yesEcologies, 2023
Harmful cyanobacterial blooms of the toxin-producing Microcystis have become a growing problem for Southwest Florida freshwater bodies. Recently, a 2016 bloom in Lake Okeechobee and a 2018 bloom in the Caloosahatchee River both led to the declaration of ...
Elizabeth K. Dahedl, Hidetoshi Urakawa
doaj   +1 more source

Contributions on Lindane Degradation by Microcystis aeruginosa PCC 7806

open access: yesWater, 2022
Cyanobacteria are able to tolerate, and even metabolize, moderate doses of organochlorine pesticides, such as lindane (γ-hexachlorocyclohexane), one of the most persistent and widely used in recent decades. Previous work showed that Microcystis aeruginosa PCC 7806 degrades lindane and that, in the presence of the pesticide, microcystin synthesis is ...
Cristina Sarasa-Buisán   +6 more
openaire   +3 more sources

Laboratory experiments testing the effectiveness of the commercially available product PoCo in mitigating cyanobacterial blooms and decomposing organic matter [PDF]

open access: yes, 2009
The Dutch company WiseUse International BV has proposed using a so-called bio stimulator “PoCo” (Pollution Control) in ecological restoration of Lake Ypacarai (Paraguay).
Kosten, S., Lürling, M.F.L.L.W.
core   +1 more source

Non‐Equilibrium Plasma Treatment of Fast‐Flowing Liquids as a Tool for the Elimination of Ichthyophthirius multifiliis in Recirculating Aquaculture Systems

open access: yesPlasma Processes and Polymers, Volume 23, Issue 3, March 2026.
Water contaminated with live fish parasite Ichthyophthirius multifiliis was plasma‐treated and added to tanks with healthy fish. After 6 days, no infection was detected in fish receiving treated water. Plasma treatment effectively prevented disease development, highlighting its promising potential as an environmentally friendly water sanitation ...
Ivona Toulová   +11 more
wiley   +1 more source

Occurrence of Microcystis aeruginosa and microcystins in Río de la Plata river (Argentina)

open access: yesActa Toxicológica Argentina, 2007
This paper is the first report on microcystins producer blooms of Microcystis aeruginosa in the Argentinean coast of the Río de la Plata river, the most important drinking water supply of Argentina. The distribution of toxic cyanobacterium Microcystis cf.
Darío Andrinolo   +8 more
doaj  

The effect of toxic Microcystis aeruginosa on four different populations of Daphnia [PDF]

open access: yes, 2002
Cyanobacteria reduce the fitness of many Daphnia species, and blooms in eutrophic lakes may place strong selective pressure upon these primary consumers.
Blanchette, Melanie L., Haney, James F.
core   +2 more sources

Do Cyanobacteria Blooms Enhance Parasite Loads in Lake Erie Yellow Perch? [PDF]

open access: yes, 2020
Harmful Algal Blooms composed of cyanobacteria (HABs) are a major concern globally, especially in ecosystems that support commercial and recreational fisheries. Although HABs have been shown to negatively affect the services provided by ecosystems (e.g.,
Rude, Brady
core  

Drinking Water Quality Regulations: A Contrast Between Germany and Latin America

open access: yesEnvironmental Quality Management, Volume 35, Issue 3, Spring 2026.
ABSTRACT This article investigates the differences among drinking water quality standards adopted in Latin American countries, Mexico, Cuba, and the European Union, considering the growing challenge of ensuring safe drinking water in a context marked by environmental pressures, climate change, and the occurrence of emerging contaminants. The study aims
Eduardo Saldanha Vogelmann   +2 more
wiley   +1 more source

Response of Daphnia's antioxidant system to spatial heterogeneity in Cyanobacteria concentrations in a lowland reservoir. [PDF]

open access: yesPLoS ONE, 2014
Many species and clones of Daphnia inhabit ecosystems with permanent algal blooms, and they can develop tolerance to cyanobacterial toxins. In the current study, we examined the spatial differences in the response of Daphnia longispina to the toxic ...
Adrianna Wojtal-Frankiewicz   +4 more
doaj   +1 more source

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