Garciarena, A.D.; Perrotta, R.G.(Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero, 2002)
Length growth parameters were calculated and total length-weight and total length-fork length relationships, which showed no differences between sexes, were fitted for the South Atlantic bream (Seriolella porosa). Length ...
Costagliola, M.; Seigneur, G.N.; Jurquiza, V.(Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero, 2003)
As a result of an agreement signed by the Municipal Government of Baradero Buenos Aires Province, Argentina and the INIDEP, the sanitary quality of the Baradero River waters was studied and fish safety assessed. Results ...
Simonazzi, M.(Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero, 2003)
Estimations were made on the basis of a subsample of 6,734 individuals of Merluccius hubbsi from the Argentine Sea south of 41°S. Length-weight relation potential regression parameters were a=0.00950863, 0.01093448 and ...
Castrucci, R.; Aubone, Aníbal; Pérez, M.; Renzi, M.A.(Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero, 2003)
An abundance index of hake Merluccius hubbsi individuals age 2 was estimated in the nursery area south of 41°S Argentine Sea, SW Atlantic. The analysis comprised the 1995-1998 period and was made with data derived from ...
Renzi, M.A.(Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero, 2003)
During the 1986-1998 period the hake (Merluccius hubbsi) fishery in the Argentine Sea (SW Atlantic) turned from moderate to intense exploitation. Age and sex structure analysis showed a change in the exploitation pattern. ...
Renzi, M.A.; Santos, B.A.; Simonazzi, M.(Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero, 2003)
Hake Merluccius hubbsi population structure in 1993, 1994, 1996, 1997 and 1998 and age and sex distribution during 1997 are analyzed. Data were obtained in research surveys. At the end of winter 1997 concentrations of ...
Irusta, G.; Pérez, M.; Renzi, M.A.; Castrucci, R.(Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero, 2003)
The activity of fishing fleets for hake Merluccius hubbsi south of 41°S Argentine Sea, SW Atlantic, is described. In order to establish the standard group of vessels, density indices derived from research cruises and ...
Dato, C.V.; Villarino, M.F.; Cañete, G.R.(Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero, 2003)
Discards of the commercial fleet in the Argentine Sea (SW Atlantic) directed to hake Merluccius hubbsi were estimated in weight and number of individuals. The dynamics of the ice-chilling and freezer fleets per area and ...
Irusta, G.; Hernandez, D.R.(Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero, 2003)
The status of hake (Merluccius hubbsi) resource south of 41°S in the Argentine Sea was evaluated with the Biomass Dynamic Model of Pella and Tomlinson. Results indicate that the population was overexploited and in a low ...
Hernandez, D.R.; Bezzi, S.I.; Ibañez, P.M.(Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero, 2003)
Gain contribution by stratification in hake (Merluccius hubbsi) biomass estimation with respect to a simple random sampling based on the same sample size is analyzed. Considering as objective hake biomass assessment, curves ...
Dato, C.V.; Villarino, M.F.; Cañete, G.R.(Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero, 2003)
Since 1990, the Argentine commercial fleet directed to hake (Merluccius hubbsi) has obtained more than 70 of catches South of 41°S while to the North of this latitude the activity concentrated between 39°S and 41°S Argentine ...
Perrotta, R.G.; Viñas, M.D.; Madirolas, A.; Reta, R.; Akselman, Rut; Castro Machado, F.; Garciarena, A.D.; Macchi, G.J.; Moriondo Danovaro, P.; Llanos, V.; Urteaga, J.R.(Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero, 2003)
Between September 1st and 6th a research cruise was carried out in the Buenos Aires shelf area of "El Rincon" 39°40'-41°30'S, Argentine Sea SW Atlantic. The total area studied was 2,527.8 nautical mile2. Knowledge ...
Elias, I.; Pereiro, R.(Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero, 2003)
Artisanal fishing activities bivalve extraction through diving, hand-collection of octopuses and beach seine fishing are currently the only ways to exploit the coastal resources inhabiting the Argentine Northern Patagonian ...
Machinandiarena, L.; Villarino, M.F.; Cordo, H.D.; Macchi, G.J.; Pájaro, M.(Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero, 2003)
The macroscopic ovaric stages of pink cuskeel (Genypterus blacodes) females from the Argentine Sea (SW Atlantic) are described. They were classified in five stages of development based on changes in the appearance and size ...
Perrotta, R.G.; Guerrero, R.A.; Carozza, C.R.; Quiroga, P.; Macchi, G.J.(Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero (INIDEP), 2006)
Samples were obtained using bottom trawl nets during a coastal research cruise carried out on board of the RFV “Dr. E. L. Holmberg” between 3rd. and 16th. July 2001. The spatial distribution of surface and bottom temperature ...
Pájaro, M.; Macchi, G.J.; Ehrlich, M.D.(Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero (INIDEP), 2006)
Batch fecundity and spawning frequency of Argentine hake inhabiting Patagonian waters south of 41° S were estimated using monthly samples collected during the December 2000-March 2001 reproductive season and at the end of ...
Aristizábal, Eddie O.(Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero (INIDEP), 2006)
Spontaneous spawning of red porgy was achieved in captivity by using photoperiod and temperature control systems along the year. During a four-month reproduction period females released in average about 0.2 times their own ...
Cordo, H.D.(Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero (INIDEP), 2006)
The structure and abundance of Ling spawning stock were analized from basic biological and oceanographic data recorded during research surveys carried out by INIDEP between 1995 and 2000, to assess the juveniles fraction ...
Incorvaia, I.S.; Hernandez, D.R.(Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero (INIDEP), 2006)
A wide distributional range species can constitute many populations or fishing stocks which can be whole or partly overlapped within their distribution area, reason why they must be clearly identified. Therefore, proper ...
Wöhler, O.C.; Hansen, J.E.; Giussi, A.R.; Cordo, H.D.(Mar del Plata: Instituto Nacional de Investigación y Desarrollo Pesquero (INIDEP), 2007)
Period 1985-2001. A stock assessment of Patagonian hoki of the Southwest Atlantic was carried out by using data from the years 1985-2001. A cohort analysis, fitted with some survey abundance indices was used in an adaptive ...