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  • Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero (INIDEP)  (3)
  • 1
    Publication Date: 2021-05-19
    Description: Macrobenthic sampling was carried out during the survey of mussel beds (Mytilus edulis platensis, D'Orb)at the continental shelf of Buenos Aires province (Argentina)(EH-06/93, INIDEP). 47 samples were obtained with a hard bottom dredge between 18 m and 64 m depth;sedimentological samples were also collected in every station. The following descriptors were used: Maxime Dominance, Relative Dominance, Relative Presence (Bouderesque, 1971), Specific Diversity(H')(Shannon Weaver, 1963)and Evenness (J')(Pielou, 1966)Faunistic associations and areas of distribution were defined usingcluster analysis (UPGMA, Q and R modes)(Legendre Legendre, 1979).The community structure of the benthic macrofauna associated to mussel beds was defined for a coastal area between 37°S and 39°.These areas are characterized by a high heterogeneity in granulometric composition and patchy distribution of faunistics associations.
    Description: Publisher permission
    Description: Published
    Description: zoobentos, relevamientos pesqueros, estructura de la comunidad, muestras de arrastre, macrobentos, fondos de mitílidos
    Keywords: Zoobenthos ; Zoobenthos ; Fishery surveys ; Dredged samples
    Repository Name: AquaDocs
    Type: Journal Contribution
    Location Call Number Limitation Availability
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  • 2
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    Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero (INIDEP)
    Publication Date: 2021-05-19
    Description: Patagonian scallop (Zygochlamys patagonica King Broderip, 1832): A new fishery in the Argentine continental shelf. We present preliminary information on a new fishery of patagonian scallop (Zygochlamys patagonica King Broderip, 1832) in the Argentine Continental Shelf. A research program was conducted jointly by INIDEP and a fishing company during 1995 with the F/V Erin Bruce. The vessel, fishing equipment and processing on board are described. A total of 7235 fishing tows were performed during 246 days at sea. Seven new beds were located between 38º 50' S and 42º 30' S, along the 100-m isobath. Beds are discrete. Differences in the size structure by bed suggest that recruitment consists of sporadic pulses. Proportion of scallops and invertebrate by-catch also varies among bed. According to average CPUE, which ranges from 291 to 4,927 kg of commercial size scallops per towing hour, beds present different commercial interest. Available information indicates that a commercial fishery of the patagonian scallop is viable. We emphasize the continuation of studies in order to manage and develop the patagonian scallop fishery in Argentina.
    Description: Publisher permission
    Description: Published
    Description: Anysomiaria, Pectinidae, Zygochlamys patagonica, vieira, pesquería de vieira, zonas de pesca, pesquería comercial, distribución por tamaño, captura/esfuerzo, recursos potenciales
    Keywords: Fishing grounds ; Scallop fisheries ; Commercial fishing ; Catch/effort ; Fishing grounds ; Size distribution ; Potential resources
    Repository Name: AquaDocs
    Type: Journal Contribution
    Location Call Number Limitation Availability
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  • 3
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    Unknown
    Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero (INIDEP)
    Publication Date: 2021-05-19
    Description: Brachipods dredged during the cruises Shinkai Maru IV, V, X and XI (1978 - 1979)on the Western South Atlantic in the Argentine Continental Shelf in 36 sampling stations are here reported. Terebratella dorsata (Gmelin), Magellania venosa (Solander)y Liothyrella uva (Broderip)have been recorded in a depth range of 55 to 189 meters in a area which extends from 36°32'S to 54°30'S and from 55°30'W to 68°42'W. Brachiopod localities and brief ecological and geographical distribution aspects are mentioned.
    Description: Publisher permission
    Description: Published
    Description: distribución geográfica, bentos
    Keywords: Benthos ; Geographical distribution ; Benthos ; Geographical distribution
    Repository Name: AquaDocs
    Type: Journal Contribution
    Location Call Number Limitation Availability
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