Results 1 to 10 of about 222 (112)
Effects Caused by the Ingestion of Microplastics: First Evidence in the Lambari Rosa (Astyanax altiparanae) [PDF]
Animals, 2023 Microplastics are a class of contaminants that pose a threat to aquatic biota, as they are easily found in aquatic ecosystems and can be ingested by a wide variety of organisms, such as fish.
Ana Laura Athayde Lourenço +3 more
doaj +2 more sources
Native Fish Inclusion Promotes Nutrient Retention and Productivity in a Biofloc-Based Aquaponic System [PDF]
AnimalsThe integration of multiple species has been proposed as a strategy to improve resource use efficiency in intensive aquaculture systems. This study evaluated the inclusion of a native fish species, yellowtail lambari (Astyanax bimaculatus), in a biofloc ...
Adolfo Jatobá +8 more
doaj +2 more sources
Bioaccumulation and Depletion of the Antibiotic Sulfadiazine 14C in Lambari (Astyanax bimaculatus) [PDF]
Animals, 2023 Antibiotics are present in the environment, primarily due to their release through wastewater treatment plants, agricultural practices, and improper disposal of unused medications.
Patrícia Alexandre Evangelista +7 more
doaj +2 more sources
Ciencia Rural, 2014 O presente trabalho foi baseado em dados pretéritos sobre a dieta natural do lambari-cachorro Oligosarcus hepsetus em um reservatório do Sudeste brasileiro, e com isso foi testada a preferência alimentar desse carnívoro, a partir de experimentos com ...
Alejandra Filippo Gonzalez Neves Dos Santos +1 more
exaly +3 more sources
Ciencia E Agrotecnologia, 2014 Some studies and scientific investments have been done in aquaculture aiming to minimize the stress of the fish due to different factors, as management, nutritional status, water quality, temperature, photoperiod, and salinity. This study aimed to verify
Fernanda Keley Silva Pereira Navarro +2 more
exaly +3 more sources
Integrating ontogenetic shift, growth and mortality to determine a species' ecological role from isotopic signatures. [PDF]
PLoS ONE, 2015 Understanding species linkages and energy transfer is a basic goal underlying any attempt at ecosystem analysis. Although the first food-web studies were based on gut contents of captured specimens, the assessment of stable isotopes, mainly δ13C and δ15N,
Nelson F Fontoura +4 more
doaj +2 more sources
Nitrogen Budget in Yellow-Tail Lambari Monoculture and Integrated Aquaculture
FishesThis study quantified nitrogen (N) inputs by water, feed, animals, and atmospheric gas and outputs by water, harvested animals, sediments, and gas emissions in earthen ponds used for the monoculture and integrated cultures of yellow-tail lambari ...
Julia Raquel do Carmo Ferreira +2 more
exaly +3 more sources
Experiência e racionalidade estética no trabalho docente
Devir Educação, 2020 Compreender o trabalho docente como experiência, incorporar a racionalidade estética e o cuidado de si tornam-se condições para a sua valorização. O enfraquecimento e a precarização das atividades educativas na sociedade contemporânea tem provocado ...
Mauricio Inácio dos Santos +1 more
doaj +1 more source
Acta Limnologica Brasiliensia, 2023 : Aim To investigate reproductive characteristics in a small population of Psalidodon aff. fasciatus living in isolation in an environment with a unique geological configuration, a doline-shaped depression (known as Furna 2), with a mean diameter of 80 ...
Franciele Fernanda Kerniske +5 more
doaj +1 more source
Revista Brasileira de Zootecnia, 2012 This study evaluated the effects of two lipids sources of fish residue (tilapia and salmon) compared with a vegetable oil source (soybean oil) on the fatty acid profiles of male and female lambari. This experiment was developed in a completely randomized
Ligia Uribe Gonçalves +2 more
doaj +1 more source