Results 61 to 70 of about 9,265 (208)

Eight basic principles for the elaboration of public policies and development projects for the Pantanal

open access: yesConservation Science and Practice, Volume 7, Issue 7, July 2025.
The Pantanal is facing the challenge of preparing public policies at federal and state levels, but there is the need of a conceptual basis to support this process. This article prepared a list of eight main principles to be considered by legislators and decision‐makers, aiming to ensure proper protection and management strategies provided by the public
Walfrido Moraes Tomas   +30 more
wiley   +1 more source

Growth, yield, water and effluent quality in ponds with different management during tambaqui juvenile production. [PDF]

open access: yes, 2019
Crescimento, produção e qualidade da água e do efluente em viveiro de tambaqui com diferentes manejos durante a ...
GOMES, L. de C.   +2 more
core  

Exploring the Potential of Medicinal Plants on Fish Resilience to Aeromonas hydrophila Infection: A Comprehensive Study of Immunology, Biochemistry, Growth and Survival

open access: yesAquaculture, Fish and Fisheries, Volume 5, Issue 3, June 2025.
ABSTRACT Aeromonas hydrophila, an omnipresent bacterium that infects a wide range of hosts, is responsible for massive mortality and significant financial losses among farm‐raised fish species. To control bacterial diseases in aquaculture systems, inappropriate antibiotic therapy is commonly practised, leading to the development of antibiotic‐resistant
Alokesh Kumar Ghosh   +2 more
wiley   +1 more source

Genetic variation in plasma transferrins of tambaqui, Colossoma macropomum (CUVIER 1818)

open access: yes, 1985
Blood specimens of tambaqui, Colossoma macropomum, an Amazonian fish of commercial importance, were examined for transferrin variants by treating blood plasma specimens with rivanol before electrophoretic analyses in starch gel media.
Jamieso, A., Teixeira, A.
core  

Assessment of Fruit Waste as Feed Additives in Aquafeed for Growth Performance and Health Benefits of Fishes Under Biofloc Technology

open access: yesReviews in Aquaculture, Volume 17, Issue 2, March 2025.
ABSTRACT The rising demand for fish and crustacean products has placed significant pressure on traditional aquaculture practices, which are increasingly unsustainable. Utilizing fruit waste as a feed ingredient in biofloc systems presents a promising solution for enhancing the sustainability and cost‐efficiency of fish farming.
Muhammad Aliyu Sulaiman   +5 more
wiley   +1 more source

Qualidade da carne de tambaqui abatido com diferentes classes de pesos

open access: yesBoletim de Indústria Animal, 2019
A pesquisa teve como objetivo avaliar a qualidade da carne de tambaqui com diferentes pesos de abate. Foram utilizados vinte e quatro tambaquis, entre 1,0 e 3,5 kg.
L. G. A. Cirne   +9 more
doaj   +3 more sources

Investigations on the respiration of the Neotropical fish, Colossoma macropomum (Serrasalmidae). The influence of weight and temperature on the routine oxygen consumption

open access: yes, 1983
The influence of weight and temperature on the routine oxygen consumption of Colossoma macropomum, a Neotropical fish species of the family Serrasalmidae, was investigated using a constant flow respirometer.
Saint-Paul, U.
core  

Low Genetic Diversity and Complex Population Structure in Black Piranha (Serrasalmus rhombeus), a Key Amazonian Predator

open access: yesEcology and Evolution, Volume 15, Issue 2, February 2025.
Using a Genotyping‐by‐Sequencing approach across tributaries in the central Amazonia, we found that the black piranha (Serrasalmus rhombeus) exhibits low genetic diversity, pronounced inbreeding, and significant population structure, likely shaped by historical events rather than contemporary factors.
Alizée Thomas   +6 more
wiley   +1 more source

Temporary fat storage, an adaptation of some fish species to the waterlevel fluctuations and related environmental changes of the Amazon river

open access: yes, 1985
Analysis of Amazonian freshwater fish exhibited great differences in water- and fat content. Migratory species which deposit huge amounts of eggs in a single spawning act accumulate at high water-level great amounts of fat in various parts of the body ...
Junk, W.
core  

A eficácia do mentol como anestésico para tambaqui (Colossoma macropomum, Characiformes: Characidae) Efficacy of menthol as an anesthetic for tambaqui (Colossoma macropomum, Characiformes: Characidae)

open access: yesActa Amazonica, 2005
Os anestésicos são importantes na piscicultura para reduzir o estresse e a mortalidade no manejo. Este trabalho tem como objetivo determinar a eficácia do mentol para tambaqui durante o manejo.
Michelle Ferreira Façanha   +1 more
doaj   +1 more source

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