Morphometric and allometric relations of cage-reared Iguaçu surubim [PDF]
The objective of this work was to evaluate the morphometric and allometric relations of Iguaçu surubim (Steindachneridion melanodermatum) cultivated in net cages.
Aldi Feiden +6 more
doaj +10 more sources
Coeficientes de digestibilidade aparente de alimentos energéticos para juvenis de surubim Apparent digestibility coefficients of different energetic ingredients for surubim juveniles [PDF]
Neste trabalho, determinou-se o valor nutritivo de quatro alimentos energéticos (fubá de milho, sorgo, farelo de arroz integral e quirera de arroz) para juvenis de surubim. Os coeficientes de digestibilidade aparente da matéria seca (MS), proteína bruta (
Edgar de Alencar Teixeira +5 more
doaj +5 more sources
This work aimed to determine the effect of stocking density on the biomass production, final weight, feed conversion and survival rate of Pseudoplatystoma spp. surubim reared in floating net cages under three initial stocking densities.
Daniel Vieira Crepaldi +5 more
doaj +1 more source
The parameters of carcass trait of alive surubim (Pseudoplatystoma spp.) evaluated by ultrasound were estimated in this trial. A total of 34 fish was divided into two groups according to average body weight: group 1 = 2.7 kg e group 2 = 1.5 kg.
Daniela Chemim Melo +7 more
doaj +1 more source
The reproductive biology of the surubim, P. coruscans of the São Francisco River, in the Pirapora region was studied from December/98 to November/99. Reproduction occurred between October and January with high frequency of fishes in the advanced ripening/
M.F.G. Brito, N. Bazzoli
doaj +2 more sources
Dinâmica populacional do Surubim-tigre, Pseudoplatystoma Tigrinum (Valenciennes, 1840) no médio Amazonas (Siluriformes, Pimelodidae) [PDF]
Dados de comprimento e de captura e esforço da pesca do surubim-tigre (Pseudoplatystoma tigrinum) obtidos durante o período de 1993 a 1996, no Médio Amazonas, foram utilizados para descrever as pescarias e estimar as taxas de crescimento e mortalidade da
Mauro Luis RUFFINO +1 more
doaj +4 more sources
Haematological Parameters of the Hybrid Surubim (Pseudoplatystoma reticulatum x P. corruscans) farmed in Brazil [PDF]
This study evaluated the haematological parameters of the hybrid surubim (Pseudoplatystoma corruscans x P. reticulatum) farmed in intensive and semi intensive system. A total of 240 fish were examined, 120 from fish farm and 120 from a semi-intensive for
Gabriela Tomas Jerônimo +6 more
doaj +3 more sources
Importance and spatial patterns of invisible fisheries in Amazonian clear-water rivers as revealed by fisher knowledge and collaboration. [PDF]
The graphical abstract highlights the research collaboration with fishers through interviews to record fishers' knowledge and participatory monitoring, to provide data on small‐scale fisheries in three clear water rivers (Trombetas, Tapajos and Tocantins).
Silvano RAM +10 more
europepmc +2 more sources
O objetivo deste estudo foi avaliar a sobrevivência e o crescimento de larvas de surubim, Pseudoplatystoma corruscans, em cinco densidades de cultivo: 15, 35, 55, 75 e 95 larvas/L, distribuídas em um delineamento inteiramente ao acaso com três repetições.
Rodrigo Campagnolo +1 more
doaj +1 more source
Effects of Dietary Protein and Lipid Levels in Practical Formulation on Growth, Feed Utilization, Body Composition, and Serum Biochemical Parameters of Growing Rockfish Sebastes schlegeli. [PDF]
A 3 × 2 factorial experiment (protein levels, 42%, 46%, 50%; lipid levels, 9%, 12%) with three replicates was conducted in a circulating water system to investigate the effects of dietary protein and lipid levels on growth, feed utilization, body composition, and serum biochemical parameters of growing rockfish Sebastes schlegeli (initial weight, 29.98
Li P +6 more
europepmc +2 more sources

