Results 1 to 10 of about 1,985 (179)

Performance of juveniles of Pseudoplatystoma fasciatum fed graded levels of corn gluten meal [PDF]

open access: yesPesquisa Agropecuaria Brasileira, 2012
The objective of this work was to evaluate corn gluten meal (CGM) as a substitute for fish meal in diets for striped catfish (Pseudoplatystoma fasciatum) juveniles.
Jony Koji Dairiki   +2 more
exaly   +7 more sources

Immunization of hybrid surubim (Pseudoplatystoma corruscans x P. fasciatum) against Motile Aeromonas hydrophila septicemia [PDF]

open access: yesBrazilian Archives of Biology and Technology, 2013
The aim of this study was to evaluate the immune response of hybrid surubim vaccinated by intraperitoneal injection and by immersion against Aeromonas hydrophila. Vaccine was prepared with formalin-inactivated A. hydrophila.
Felipe do Nascimento Vieira   +2 more
exaly   +6 more sources

A comprehensive overview of fish envenomation and venom toxicity in Brazil [PDF]

open access: yesJournal of Venomous Animals and Toxins including Tropical Diseases
Background: Brazilian waters are home to various venomous fish species, each with its unique venom composition. Although common, envenomation cases are largely underreported, leading to a lack of public health policies for prevention and treatment. Some
Mônica Lopes-Ferreira   +12 more
doaj   +2 more sources

Machine learning models accurately predict clades of proteocephalidean tapeworms (Onchoproteocephalidea) based on host and biogeographical data. [PDF]

open access: yesCladistics
Abstract Proteocephalids are a cosmopolitan and diverse group of tapeworms (Cestoda) that have colonized vertebrate hosts in freshwater and terrestrial environments. Despite the ubiquity of the group, key macroevolutionary processes that have driven the group's evolution have yet to be identified.
Vieira Alves P   +7 more
europepmc   +2 more sources

Relação proteína:carboidrato no desempenho e no metabolismo de híbridos de Pseudoplatystoma fasciatum (fêmea) X Leiarius marmoratus (macho)

open access: yesArquivo Brasileiro De Medicina Veterinaria E Zootecnia, 2014
Objetivou-se, neste trabalho, determinar a melhor relação entre proteína e carboidrato na dieta do híbrido carnívoro Pseudoplatystoma fasciatum e Leiarius marmoratus. Utilizou-se um sistema fechado de recirculação de água, composto de 12 caixas de 500L e
J F B Melo, R C Souza, R C Souza
exaly   +3 more sources

The introduced Arapaima gigas in the Bolivian Amazon: Trophic position and isotopic niche overlap with native species

open access: yesEcology of Freshwater Fish, Volume 32, Issue 4, Page 926-937, October 2023., 2023
Abstract Non‐native fish species may generate major ecological impacts on native assemblages. This study aims to assess the potential impact of the introduced Arapaima gigas on native fish assemblages in two oxbow lakes of the Bolivian Amazon. Stable isotope data were used to determine trophic position (TP) and isotopic niche overlap, to evaluate ...
Danny Rejas   +3 more
wiley   +1 more source

Fisheries in a border area of the Moxos Lowlands (Bolivia) after invasion of Arapaima gigas

open access: yesAquaculture, Fish and Fisheries, Volume 3, Issue 2, Page 196-210, April 2023., 2023
We characterized fisheries in the area of the port city of Riberalta (upper Madeira River basin) and evaluated the contribution of an invasive species (Arapaima gigas) to the landings. A. gigas represented 57.6% of the overall economic value of fish in the region.
Gabriela Rico Lopez   +4 more
wiley   +1 more source

Selenium/mercury molar ratio and Health Benefit Value for selenium of migratory catfish from Meta River, Colombia [PDF]

open access: yesBrazilian Journal of Biology
The study estimated the risk associated with the consumption of five large migratory catfish species for the health of the most vulnerable population, identifying the total mercury and selenium concentrations, the Se/Hg molar ratio, and the Health ...
S. Valbuena-Rodríguez   +2 more
doaj   +1 more source

Predicted impacts of proposed hydroelectric facilities on fish migration routes upstream from the Pantanal wetland (Brazil)

open access: yesRiver Research and Applications, Volume 36, Issue 3, Page 452-464, March 2020., 2020
Abstract There are 104 hydroelectric facilities proposed to be installed in the watersheds that feed the Pantanal, a vast floodplain wetland located mostly in Brazil. The Pantanal is host to 23 long‐distance migratory fish species that ascend upland tributaries to spawn.
Marcel Medinas de Campos   +5 more
wiley   +1 more source

COMPARISON BETWEEN TWO FEEDING RATES AND THREE FEEDING FREQUENCIES FOR HYBRID SURUBIMS REARED IN CAGES

open access: yesRevista Caatinga, 2018
This study evaluated the effects of feeding frequency and feeding rate on productive performance of hybrid surubims reared in cages with automatic feeding.
JULIANA SVERSUT DE ALEXANDRE BOGIANI   +4 more
doaj   +1 more source

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