13 resultados para Sistema de Navegação e Guia de Rota

em Aquatic Commons


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Under the name of Campañas Oceanográficas Mar del Plata I-V, five oceanographic surveys were done together with the Servicio de Hidrografía Naval, in the area between Faro Querandí and Mar del Sur. (Argentina, Province of Buenos Aires). A total of 82 oceanographic stations were covered and physical-chemical (temperature, oxygen, salinity determinations), sedimental and biological samplings (plankton and bottom organisms) were obtained. Bottom organisms collections were made with a conventional type of dredge 1 meter wide and 46 cm high grame with a net of thin mesh 2,60 m. Macrofauna components were only considered. This data allowed us to attempt a bionomic and litological chart of the studied area.As the sediments seem to have great heterogeneity over the hole studied area, in many cases the bottom fauna collections belonged to defferent associations which made difficult the limitations of areas covered by each one. Anyway we can draw that we are very near the minimun limits.

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A summary is given of practical recommendations on materials and methods for the capture and main utilization of shark in Mozambique.

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This disclosure brochure prepared by the IIP Aquaculture Department is an adaptation of the manual "Freshwater fish farming: how to begin" published by FAO in 1979. Written in simple language and provided with numerous diagrams, the text has been set according to conditions and characteristics of Mozambique.

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The paper presents the results of a survey carried out in the water of Angoche, Quelimane and Beira referring to the fishing methods used to catch shrimp in the Sofala Bank.