Results 61 to 70 of about 744 (155)
Environmental Toxicology, Volume 40, Issue 5, Page 817-834, May 2025.ABSTRACT Roundup is one of the most widely used glyphosate‐based harmful herbicides in the United States as well as globally, which poses a severe risk for terrestrial and aquatic organisms. In order to identify the detrimental effects of Roundup exposure in aquatic organisms, we investigated the environmentally relevant concentrations of Roundup ...
Md Imran Noor, Md Saydur Rahman
wiley +1 more source
Population structure of fishes from an urban stream
Acta Scientiarum: Biological Sciences, 2017 The aim of this study was to identify the population structure of the ichthyofauna in an urban stream within an environmental protection area in southern Brazil. Quarterly samplings were conducted between October 2009 and August 2010.
Naiara Zanatta +4 more
doaj +1 more source
Journal of the World Aquaculture Society, Volume 56, Issue 2, April 2025.Abstract Metabolism plays a crucial role in the growth rate of species. Proteomics serves as a potent tool to explore these metabolic changes. Herein, we investigated the metabolic growth differences in Gymnocypris przewalskii (GP) and Gymnocypris ecklon (GE). After 9 months of culture, the growth rate of GP was slower than that of GE (p < 0.05), while
Junming Zhou, Yun Zhao
wiley +1 more source
Processamento do jundiá Rhamdia quelen: rendimento de carcaça
Revista Acadêmica: Ciência Animal, 2004 O conhecimento da proporção da matéria-prima que será transformada em produtos finais para comercialização, bem como da quantidade que fará parte do resíduo do processamento permite o planejamento logístico da produção e os cálculos necessários para a avaliação da eficiência produtiva da empresa processadora de pescado.
Paulo César Falanghe Carneiro +3 more
openaire +2 more sources
Effects of the herbicide atrazine in neotropical catfish (Rhamdia quelen)
Ecotoxicology and Environmental Safety, 2013 The exposure to a world-wide used herbicide atrazine (ATZ) (96h exposure to 2, 10, and 100μgL(-1)), was investigated on the freshwater fish Rhamdia quelen through a multi biomarker approach. Liver histopathology revealed leukocyte infiltration, hepatocyte vacuolization like steatosis and necrosis areas, leading to raised lesion index levels in all ...
M, Mela +9 more
openaire +2 more sources
Recent advancements in aquaponics with special emphasis on its sustainability
Journal of the World Aquaculture Society, Volume 56, Issue 1, February 2025.Abstract An aquaponic system which is an integration of hydroponics with aquaculture is sustainable, ecologically friendly, and uses non‐renewable resources with very high efficacy. The increasing trend in aquaponics research demonstrates a growing recognition of its potential to address critical global issues such as food security, water conservation,
Chythra Somanathan Nair +5 more
wiley +1 more source
Artemia sp. NA ALIMENTAÇÃO DE LARVAS DE JUNDIÁ (Rhamdia quelen)
Ciência Animal Brasileira, 2012 Uma das dificuldades na larvicultura do jundiá está relacionada à primeira alimentação. Este experimento teve como objetivo determinar o crescimento e a sobrevivência de larvas de jundiá submetidas à alimentação com Artemia sp. em diferentes períodos de tempo.
Diemer, Odair +5 more
openaire +6 more sources
Current disease treatments for the ornamental pet fish trade and their associated problems
Reviews in Aquaculture, Volume 17, Issue 1, January 2025.Abstract The trade in live ornamental fishes to be held as companion animals or displayed in public aquaria has an estimated global annual value of US$15–20 billion. Supply chains for ornamental pet fishes often involve many more parties than for fish farmed as food fishes, and at each stage, fishes are exposed to stressors including handling ...
E. Larcombe +4 more
wiley +1 more source
Acta Scientiarum: Biological Sciences, 2009 Aphanoblastella juizforense sp. nov. is described in the gills of the heptapterid fish Rhamdia quelen (Quoy et Gaimard, 1824) from the Paraibuna River, Juiz de Fora, Minas Gerais State, Brazil.
Adriano Reder de Carvalho +2 more
doaj +1 more source
Ciência e Agrotecnologia, 2006 Dois experimentos foram conduzidos utilizando um delineamento inteiramente casualizado, com seis tratamentos e três repetições, para avaliar o efeito de misturas vitamínicas (MV) na larvicultura do jundiá (Rhamdia quelen). Em ambos os experimentos as rações utilizadas foram isoprotéicas (34%PB) e isocalóricas (3.500kcalED/kg).
Trombetta, Carlos Guilherme +2 more
openaire +1 more source