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Mostrando ítems 31-40 de 493
Assessing Vulnerability to Climate Risk: The Case of Small-Scale Fishing in the Gulf of California, Mexico
(Escuela de Ciencias del Mar <BR>Pontificia Universidad Católica de Valparaíso, 2002)
SCALE EFFICIENCY IN TAMBAQUI FARMING IN EARTH PONDS IN THE METROPOLITAN REGION OF MANAUS-AM
(Inst Pesca, 2020-01-01)
This study aimed at determining the scale efficiency in tambaqui production in earth ponds developed in the metropolitan region of Manaus-AM. Eleven fish farms were analyzed and their data were sampled regarding its ...
Potential application of fish scales as feedstock in thermochemical processes for the clean energy generation
(2019-12-01)
The replacement of fossil fuels by renewable sources has been discussed globally, because fossil fuels account for a large portion of the pollutant emissions into the atmosphere. Several cities along the Brazilian coast ...
Age validation of juvenile Notothenia rossii at Potter Cove, South Shetland Islands, using mark-recapture data
(Springer, 2013-08)
Among all validation methods of age determination in fish, release of known age and marked specimens gives the most reliable information. We carried out a tag-recapture experiment on Notothenia rossii at Potter Cove, to ...
A method for assessing fishers’ ecological knowledge as a practical tool for ecosystem-based fisheries management: Seeking consensus in Southeastern Brazil
(New York, 2013-02-17)
Studies on fishers’ ecological knowledge (FEK) and local ecological knowledge (LEK) have rarely been undertaken for practical application in a management context. Here, we describe a methodology to access FEK that was ...
Differential tissue accumulation of arsenic and heavy metals from diets in three edible fish species
(Wiley, 2013-12)
Three different commercial fish species Odontesthes bonariensis, Rhamdia quelen and Oreochromis niloticus and fish feed were collected from four aquaculture farms. Heavy metal (Cd, Cr, Cu, Fe, Mn, Pb and Zn) and arsenic ...
Deodorization of fish oil by high vacuum distillation: preservation of the chemical characteristics of the oil
(CSIC Consejo Superior de Investigaciones Cientificas, 1993)
The construction and the operation conditions of a high vacuum glass-equipment for deodorizing sardine oil at laboratory scale is described. The equipment working at 120-degrees-C and at a pressure of 0.05-0.1 mmHg maintains ...
Seasonal pattern of the coastal fish assemblage in Anegada Bay, Argentina
(Cambridge University Press, 2013-09)
The seasonal variation of the inshore fish assemblage of Anegada Bay, North Patagonia, Argentina is described here. Three areas were seasonally sampled from 2007 to 2009 by means of a gang of bottom gill-nets. We found ...
Performance and economic indicators of a large scale fish farming in Mato Grosso, Brazil
(Sociedade Brasileira de Zootecnia, 2012-06-01)
Performance and economic indicators of a large scale fish farm that produces round fish, located in Mato Grosso State, Brazil, were evaluated. The 130.8 ha-water surface area was distributed in 30 ponds. Average total ...