Results 11 to 20 of about 123,740 (244)

Expansion of the Beta-Proteobacterial Genus Ca. Ichthyocystis: A Case Report of Epitheliocystis in the Pompano Trachinotus ovatus

open access: yesPathogens, 2022
Epitheliocystis is a disease caused by a wide variety of host-specific intracellular bacteria infecting fish gills. In the Mediterranean Sea, epitheliocystis has been recently associated with a novel genus of beta-proteobacteria, the Ca.
Maria Chiara Cascarano   +1 more
doaj   +1 more source

Toxicity and Functional Tissue Responses of Two Freshwater Fish after Exposure to Polystyrene Microplastics

open access: yesToxics, 2021
Microplastics (MPs)’ ingestion has been demonstrated in several aquatic organisms. This process may facilitate the hydrophobic waterborne pollutants or chemical additives transfer to biota.
Martha Kaloyianni   +12 more
doaj   +1 more source

Correlation between Metabolic Rate and Salinity Tolerance and Metabolic Response to Salinity in Grass Carp (Ctenopharyngodon idella)

open access: yesAnimals, 2021
The metabolic rate could be one of the factors affecting the salinity tolerance capacity of fish. Experiment I tested whether metabolic rates correlate with the upper salinity tolerance limit among individual grass carp by daily increasing salinity (1 g ...
Pathe Karim Djiba   +6 more
doaj   +1 more source

Structured modeling of fish physiology [PDF]

open access: yesModeling, Identification and Control, 1993
The use of models in simulation and state estimation has proved useful in diverse applications, especially in industrial process control. The project presented here looked into the modeling of fish physiology for applications in fish physiology research ...
Odd A. Olsen, Jens G. Balchen
doaj   +1 more source

Vigilância Cibernética no Brasil: O Caso Snowden sob o PRISMa de um insider

open access: yesRevista Eco-Pós, 2015
O livro “O Escândalo da Espionagem no Brasil”, escrito pelo ex-Oficial de Inteligência brasileiro Jorge Bessa, versa sobre os impactos do Caso Snowden para as políticas interna e externa do Brasil, bem como investiga psicologicamente o próprio delator ...
Gills Vilar Lopes
doaj   +1 more source

Differential Gene Expression in Liver, Gill, and Olfactory Rosettes of Coho Salmon (Oncorhynchus kisutch) After Acclimation to Salinity. [PDF]

open access: yes, 2015
Most Pacific salmonids undergo smoltification and transition from freshwater to saltwater, making various adjustments in metabolism, catabolism, osmotic, and ion regulation. The molecular mechanisms underlying this transition are largely unknown.
Bammler, Theo K   +8 more
core   +1 more source

Protective Effects of Calcium Against Chronic Waterborne Cadmium Exposure to Juvenile Rainbow Trout [PDF]

open access: yes, 2000
Juvenile rainbow trout (Oncorhynchus mykiss [Walbaum]) on 1% daily ration were exposed to 0 (control) or 2 μg of cadmium as Cd(NO3)2·4H2O per liter added to four different calcium (Ca) concentrations: 260 (background), 470 (low), 770 (medium), or 1200 ...
Hollis, Lydia   +3 more
core   +2 more sources

Synergistic effect of organophoshate chlorpyrifos and synthetic pyrethroid cypermethrin in freshwater commercially cultivable fish Labeo rohita

open access: yesEnvironment Conservation Journal, 2013
In the present study freshwater commercially cultivable Indian major carp Labeo rohita fingerlings was used to evaluate  the  synergistic effect of chlorpyrifos, an organophosphate insecticide and cypermethrin , a synthetic pyrethroid insecticide widely ...
R. Saravanan   +3 more
doaj   +1 more source

No More Excuses! Why the Climate and Ecological Emergencies Demand a New Paradigm

open access: yesCadmus, 2021
In this paper we reprise some of the themes set out in our recent special issue of Globalizations, which explores the contributing role of mainstream economics in the current climate emergency.
Barry Gills, Jamie Morgan
doaj  

Costs of Chronic Waterborne Zinc Exposure and the Consequences of Zinc Acclimation on the Gill/Zinc Interactions of Rainbow Trout in Hard and Soft Water [PDF]

open access: yes, 1999
Juvenile rainbow trout were exposed to zinc in both moderately hard water (hardness 5 120 mg CaCO3/L, pH = 8.0, Zn = 150 μg/L or 450 μg/L) and soft water (hardness = 20 mg CaCO3/L, pH = 7.2, Zn = 50 μg/L or 120 μg/L) for 30 d.
Alsop, Derek H.   +3 more
core   +2 more sources

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