Results 11 to 20 of about 2,407 (162)

Innovative molecular approach to the identification of Colossoma macropomum and its hybrids [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2012
Tambaqui (Colossoma macropomum) is the fish species most commonly raised in the Brazilian fish farms. The species is highly adaptable to captive conditions, and is both fast-growing and relatively fecund. In recent years, artificial breeding has produced hybrids with Characiform species, known as "Tambacu" and "Tambatinga".
CUNHA, Maria de Fátima Gomes   +6 more
openaire   +8 more sources

Severe damages caused by Malathion exposure in Colossoma macropomum

open access: yesEcotoxicology and Environmental Safety, 2020
The increase in pesticide use in response to agricultural demands poses a risk to non-target organisms, including fish. Integrated analysis of biochemical, histopathological and genetic parameters in fish exposed to Malathion insecticide provide information on the toxicity mechanisms of this pesticide, which is classified as a probable carcinogen for ...
Grazyelle Sebrenski da Silva   +6 more
openaire   +3 more sources

Two sides of a coin: Effects of climate change on the native and non-native distribution of Colossoma macropomum in South America. [PDF]

open access: goldPLoS One, 2017
Lopes TM   +12 more
europepmc   +3 more sources

Colossoma macropomum

open access: yes, 2021
3) * Colossoma macropomum (Cuvier, 1816); Serrasalmidae. Blackfin Pacu, Cachama; Colosomo, Cachama Negra, Tambaquí, Pacú (Figs. 2D–E). Diagnosis: This exotic species can be easily identified from the species of the order occurring in the freshwaters of the country by the presence of rays in the adipose fin (vs.
openaire   +3 more sources

Colossoma macropomum

open access: yes, 2018
Published as part of Ota, Renata Rúbia, Deprá, Gabriel de Carvalho, Graça, Weferson Júnio da & Pavanelli, Carla Simone, 2018, Peixes da planície de inundação do alto rio Paraná e áreas adjacentes: revised, annotated and updated, pp. 1-111 in Neotropical Ichthyology 16 (2) on page 51, DOI: 10.1590/1982-0224-20170094, http://zenodo.org/record ...
Ota, Renata Rúbia   +3 more
openaire   +2 more sources

Growing in the Dark Warmth: The Case of Amazonian Fish Colossoma macropomum [PDF]

open access: yesFrontiers in Marine Science, 2018
Photoperiod is considered an important synchronizer of biological activities and endocrine pathways, including growth. As ectotherms, fish have many physiological functions controlled by the photoperiod. However, the combined effects of photoperiod and temperature should be clarified, particularly for tropical fish living near their upper thermal limit,
Renan D. Amanajás   +5 more
openaire   +4 more sources

Estimation of genetic parameters for weight and length gains in tambaqui (Colossoma macropomum)

open access: yesBrazilian Journal of Biology, 2023
Abstract The goal of this study was to determine the genetic parameters for growth traits in tambaqui (Colossoma macropomum) fish of similar age and weight. The data set included monthly measurements of body weight and length from120 fish for a year (1,440 measurements). The study found that weight gain had a heritability estimate of 0.01, while length
G. F. Silva   +3 more
openaire   +3 more sources

Colossoma macropomum

open access: yes
Colossoma macropomum (Cuvier 1816) Distribution All Amazonia, plus northern drainages. Notes Barriga (1994) Galacatos et al. (2004), WCS (2007), Jácome-Negrete (2013).
Escobar-Camacho, Daniel   +4 more
openaire   +4 more sources

Threshold responses of floating meadow fish communities to floodplain forest cover in the lower Amazon River

open access: yesConservation Biology, EarlyView.
Abstract Forest cover is positively associated with fish biomass and fisheries yield in the Amazon River floodplain, and many species enter flooded forests to feed, spawn, or seek refuge from predation. Floating macrophyte beds, known as floating meadows, in Amazon floodplains support high fish diversity and serve as nursery habitat for many fishes of ...
Sam Grinstead   +6 more
wiley   +1 more source

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