Results 81 to 90 of about 9,907 (251)

Effect of Types of Natural Food and Their Combination on Growth Dab Survival Rate of Tambaqui (Colossoma Macropomum) Larvae [PDF]

open access: yes, 2016
The effect of types of natural food and their combinations on growth and survival rate of tambaqui (Collossoma macropomum) larvae was conducted at the Fish Hatchery and Breeding Lalboratory, Faculty of Fisheries and Marine Sciences, University of Riau in
Alawi, H. (Hamdan)   +2 more
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Effects of Phytobiotic Curcuma longa, Allium sativum and Zingiber officinale‐Supplemented Diets on Growth, Utilisation of Feed and Nile Tilapia (Oreochromis niloticus) Resistance Against Streptococcus agalactiae

open access: yesAquaculture Research, Volume 2025, Issue 1, 2025.
The study investigated how phytobiotic‐supplemented diets impact the growth performance, feed utilisation and resistance of Nile tilapia (Oreochromis niloticus) to Streptococcus agalactiae. Fish with a total mean initial mass (37.6 g) of 180 and a random stocking of 15 fingerlings per 150 L tank in triplicate were divided into four groups and fed ...
Isaac Osei Kusi   +3 more
wiley   +1 more source

Studies of micronuclei and other nuclear abnormalities in red blood cells of Colossoma macropomum exposed to methylmercury

open access: yesGenetics and Molecular Biology, 2011
The frequencies of micronuclei (MN) and morphological nuclear abnormalities (NA) in erythrocytes in the peripheral blood of tambaqui (Colossoma macropomum), treated with 2 mg.L-1 methylmercury (MeHg), were analyzed.
Carlos Alberto Machado da Rocha   +4 more
doaj   +1 more source

Toxicidade aguda do paration metílico para tambaqui (Colossoma macropomum). [PDF]

open access: yes, 2019
O objetivo deste trabalho foi determinar a toxicidade aguda do paration metílico para o ...
CHAGAS, E. C., SILVA, A. L. F. da
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New hosts and distribution records of Braga patagonica, a parasite cymothoidae of fishes from the Amazon. [PDF]

open access: yes, 2019
Specimens of Braga patagonica Schiödte & Meinert, 1884 (Isopoda: Cymothoidae) from freshwater fishes deposited in Ichthyological Collection of Amazon National Research Institute (INPA), in central Amazon and from fishes from eastern Amazon (Brazil) were ...
ARAÚJO, C. S. O.   +3 more
core   +1 more source

Role of ginger in fish nutrition with special emphasis on growth, health, gut and liver morphology

open access: yesJournal of the World Aquaculture Society, Volume 55, Issue 6, December 2024.
Abstract Ginger, Zingiber officinale, is a medicinal herb widely used for its distinct flavor and medicinal properties. It contains various bioactive compounds, including zingerone, shogaols, gingerol saponin, polyphenols, and flavonoids, which confer anti‐inflammatory, antioxidant, and immunomodulatory effects.
Ishtiyaq Ahmad   +13 more
wiley   +1 more source

Age determination by sclerite numbers, and scale variations in six fish species from the Central Amazon (Osteichthyes, Characoidei)

open access: yes, 1984
The scales of 6 different species of three families (Brycon cf. melanopterus (Characidae), Semaprochilodus theraponura (Curimatidae), Semaprochilodus taeniulus (Curimatidae), Prochilodus nigricans (Curimatidae), Curimata cf .
Soares, G., Werder, U.
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Perulernaea gamitanae (Copepoda: Lernaeidae) parasitizing tambaqui (Colossoma macropomum) (Characidae) and the hybrids tambacu and tambatinga, cultured in northern Brazil. [PDF]

open access: yes, 2017
The infestation rate in Colossoma macropomum, hybrid tambacu (C. macropomum x Piaractus mesopotamicus) and hybrid tambatinga (C. macropomum x Piaractus brachypomum) with Perulernaea gamitanae Thatcher and Paredes, 1985 from two fish farms in Amapá State,
DIAS, M. K. R.   +5 more
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Translating science into actions to conserve Amazonian freshwaters

open access: yesConservation Science and Practice, Volume 6, Issue 11, November 2024.
Freshwaters of the Amazon are experiencing unprecedented changes, but decades of research and practice have produced a rich foundation for advancing management solutions. Through a comprehensive review of the scientific literature on Amazon freshwater conservation, we highlighted 63 conservation actions that combined are critical for the long‐term ...
Thiago B. A. Couto   +13 more
wiley   +1 more source

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  

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