Results 51 to 60 of about 7,957 (203)

A mathematical approach to depuration [PDF]

open access: yes, 1976
Two equations can be written to describe the change in bacterial concentrations in the shellfish and the water in depuration units. Analytical solutions of these equations for special conditions and numerical solutions for general conditions indicate ...
Neilson, Bruce J.
core   +2 more sources

Exposure–Recovery Approach for Hepatic Toxicity Analysis of Pyrethroid Lambda‐Cyhalothrin: Histopathological, Histochemical, and Biochemical Responses in Oreochromis niloticus

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Lambda‐cyhalothrin is a synthetic pyrethroid insecticide widely used in agriculture, but its potential to contaminate aquatic ecosystems and exert high toxicity on fish at low concentrations raises ecotoxicological concerns. While standard histopathological and biochemical assessments are common, the novel integration of pigment‐based ...
Carlos Eurico Fernandes   +7 more
wiley   +1 more source

Depuration of metals by the green-colored oyster Crassostrea sikamea

open access: yes, 2014
The accumulation of metals (especially copper) in oysters has led to green-color now being found in Chinese estuaries. In the present study, the authors quantified the depuration of 8 metals (Ag, Cd, Co, Cr, Cu, Ni, Pb, and Zn) in green-colored oysters ...
Wang, Wen-Xio, 王文雄, Wang, Lei
core   +2 more sources

Assessment of Oxidative Stress, Vitellogenin, and Human Health Risks Derived From Nile Tilapia Exposed to Metals and Metalloids in Southeastern Brazil

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Urban coastal lagoons are highly vulnerable ecosystems increasingly affected by metal contamination, as well as multiple anthropogenic stressors. This study evaluated ecotoxicological and human health risks associated with chronic metal exposure in Nile tilapia (Oreochromis niloticus) from an anthropogenically impacted lagoon in southeastern ...
Julia Araújo Alves   +8 more
wiley   +1 more source

EE2 and the Fish Brain: Age‐Dependent Impact of 17α‐Ethinylestradiol on Brain Cell Proliferation and Behavior in Sea Bass Larvae

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Endocrine‐disrupting chemicals (EDCs), such as 17α‐ethinylestradiol (EE2), have raised concerns about their potential effects on aquatic organisms, particularly during early developmental stages. In this context, the study of behavioral disruption has gained considerable attention, as it may have consequences on individual fitness and ...
Soloperto Sofia   +6 more
wiley   +1 more source

Terrestrial Isopods as Biotic Generators of Microplastics Following Chronic Exposure to Weathered Low‐Density Polyethylene

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Terrestrial detritivores such as isopods and springtails play a vital role in cycling nutrients through soil ecosystems. Microplastics (MPs, < 5 mm) are increasingly recognized as contaminants of terrestrial soils, yet little is known about whether soil invertebrates themselves are impacted by consuming these plastics or if they can generate ...
Christopher Musgrave, Ryan S. Prosser
wiley   +1 more source

An Updated Review of the Opportunities and Challenges in Insects as Food and Feed

open access: yesNutrition Bulletin, EarlyView.
ABSTRACT The global demand for sustainable protein sources is increasing in response to population growth, climate change and food insecurity. Edible insects are a promising alternative, offering nutritional, environmental and socio‐economic advantages.
Kieran David Robertson   +14 more
wiley   +1 more source

Carbon recycling, energy flux, and mercury dynamics along a river affected by multiple disturbances

open access: yesLimnology and Oceanography, Volume 71, Issue 11, November 2026.
Abstract Small hydroelectric power plants, such as run‐of‐river dams (RORs), are increasingly promoted as low‐impact renewable energy sources, yet their disturbance on mercury (Hg) cycling remains poorly evaluated in impact assessments. Recent work suggests that ROR impacts may be underestimated, as transient Hg increases were observed in fish ...
Isabelle Tessier   +5 more
wiley   +1 more source

Assessment of Human Exposure Risk From Microplastic Contamination in Commercially Important Fish Species Sold in Local Markets of Mawlamyine, Myanmar

open access: yesAquaculture, Fish and Fisheries, Volume 6, Issue 5, October 2026.
ABSTRACT Microplastic (MP) contamination was investigated in the gastrointestinal tract (GIT) and gills of 238 fish representing eight commercially important species collected from retail markets in Mawlamyine, Myanmar. MPs were detected in the GIT and/or gills of all examined fish, corresponding to a prevalence of 100%.
Thet Htwe Aung   +3 more
wiley   +1 more source

The effect of temperature and salinity on the depuration of hepatitis A virus and other microbial contaminants from the Eastern oyster [PDF]

open access: yes, 1988
Comparative studies were done to evaluate the elimination of hepatitis A virus (HAV), poliovirus 1, MS2 bacteriophage, Esherichia coli, and Streptococcus faecalis in experimentally contaminated Eastern oysters in a laboratory-scale depuration system. The
Bachur, Beth E.
core   +1 more source

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