Results 51 to 60 of about 13,023 (225)

New Labor Governance? The German Supply Chain Act and National Governance Mechanisms in Brazil

open access: yesRegulation &Governance, EarlyView.
ABSTRACT Due diligence laws respond to labor governance challenges and to a lack of public governance addressing human rights violations in Global Value Chains. Despite ongoing contestation, the German Supply Chain Due Diligence Act seeks to hold German‐based firms accountable for human rights risks in their supply chains.
Helena Gräf
wiley   +1 more source

The silent spread of the rosette agent Sphaerothecum destruens: first report in Italy and new freshwater fish hosts

open access: yesWater Biology and Security
Sphaerothecum destruens, an emerging aquatic pathogen, presents significant threats to biodiversity conservation and aquaculture sustainability due to its broad host range and close association with the invasive Pseudorasbora parva.
Paolo Pastorino   +10 more
doaj   +1 more source

Comparison Between Age, Length and Weight with Mercury Concentration in the Muscle of Two Fish species; Barbus Grypus and Barbus luteus of Fishes Maroon River in Behbahan [PDF]

open access: yesآب و فاضلاب, 2016
Increasing attention is nowadays being paid to contaminants in fish due to their significant effects on the fish and other organisms that live on them. This study was designed to investigate mercury concentrations in the muscle tissues of the two species
Mahnaz Momtazan   +2 more
doaj  

RESEARCHES REGARDING ICHTHYOFAUNA FROM NADRAG RIVER BASIN

open access: yesScientific Papers Animal Science and Biotechnologies, 2023
On this research is showing the present situation of the fish genostock in the Nadrag River, an important confluent of the Timis river, being part of the Banat hydrographical area.
I. BĂNĂŢEAN-DUNEA   +4 more
doaj  

Fish-based groups for ecological assessment in rivers: the importance of environmental drivers on taxonomic and functional traits of fish Assemblages [PDF]

open access: yes, 2012
The use of river-types is of practical value, serving as groups for which assessment procedures can be developed and applied. An abiotic typology was set by the Portuguese Water Agency, mainly based on 6 major morphoclimatic regions.
J.M. Bernardo   +6 more
core   +2 more sources

The effects of early childhood mental health consultation on early childhood teachers’ perceptions of children's challenging behaviors, expulsion risk, and the moderating role of teaching stress

open access: yesInfant Mental Health Journal: Infancy and Early Childhood, Volume 47, Issue 3, May 2026.
Abstract The goal of this study was to explore the effects of infant and early childhood mental health consultation (IECMHC) on Louisiana early childhood teachers’ perceptions of individual children's and classroom behavioral challenges, children's resilience, and the risk of exclusionary practices (e.g., expulsion). It also examines how stress related
Allison Boothe Trigg   +5 more
wiley   +1 more source

Effects of NaHCO3 Alkalinity Stress on Micropterus salmoides

open access: yesAquaculture, Fish and Fisheries, Volume 6, Issue 2, April 2026.
ABSTRACT To provide guidance for the actual cultivation of Micropterus salmoides in saline alkali environment, the effects of NaHCO3 alkalinity stress on enzymatic activity, tissue structure and gut microbiota were investigated. The experimental groups consisted of Group 1 (no NaHCO3 added), Group 2 (10 mmol/L NaHCO3 alkalinity) and Group 3 (30 mmol/L ...
Wen‐ping Jiang   +7 more
wiley   +1 more source

Analysis of As, Pb and Cu contents in muscle tissue of Oncorhynchus mykiss and Barbus barbus caughted from Sirvan River, Kurdistan, Iran [PDF]

open access: yesMuhandisī-i Bihdāsht-i Muḥīṭ, 2022
Background and Objective: The presence of heavy metals in the environment and especially bioaccumulatioin of these compounds in tissues of aquatic organisms could constitute be a hazard to food security and public health.
Lima Tayebi   +2 more
doaj  

New boundaries: Redefining the geographical range of a threatened fish through environmental DNA survey

open access: yesEnvironmental DNA, 2023
Accurate data on the distribution and population status of threatened fish species are fundamental for effective conservation planning and management.
Eleni Kalogianni   +8 more
doaj   +1 more source

Les grands Barbus (Teleostei, Cyprinidae) d'Afrique de l'Ouest : révision systématique et parasitofaune branchiale [PDF]

open access: yes, 1990
Une révision des grands #Barbus$ d'Afrique de l'Ouest a permis de montrer queles espèces #B. occidentalis$ et #B. waldroni$ appartiennent en réalité à la même lignée que #B. bynni$ et doivent être considérées comme des sous-espèces, ce qui est d'ailleurs
Guégan, Jean-François   +1 more
core  

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