Resultados de la búsqueda
-
Analyses of ice conditions in the research area proposed by Ukraine for a multi-year Dissostichus research program in Statistical Subarea 48.1
Abstract: The Ukraine submitted to WG SAM 2018 a proposal for a new toothfish research program in ... . Brey Title: Analyses of ice conditions in the research area proposed by Ukraine for a multi-year ... Subarea 48.1 (see document WG-SAM-18/11). The research area, which Ukraine intends to use for the new ... at SAM 2018 (WG-SAM-18/01). The results demonstrate that in the months from January to April (when ...
Meeting Document : WG-FSA-18/01 : Autor(es): H. Pehlke, S. Hain, K. Teschke and T. Brey
-
A feedback management strategy for the krill fishery in Subarea 48.1
year. We used historical data to conduct retrospective analyses of our FBM strategy for two gSSMUs ... Abstract: We present a Stage-2 strategy for in-season feedback management (FBM) of the krill ... fishery in Subarea 48.1. This strategy is a combination of two strategies that were separately proposed ... to the WG-EMM in 2015 and is based on a broad foundation of work undertaken to address a suite of ...
Meeting Document : WG-EMM-16/48 : Autor(es): G.M. Watters, J.T. Hinke and C.S. Reiss
-
Outline for year 2 of the 3-year longline survey to determine toothfish population connectivity between Subareas 48.2 and 48.4
and two-year data analysis plan leading towards the development of a stock hypothesis for the eastern ... second year of an agreed 3-year longline survey, in the wider context of connecting the recently ... information on tag-recapture data from the first year of the survey, and includes a three-year data collection ... Abstract: This paper outlines the specific research objectives and plan to achieve them for the ...
Meeting Document : WG-FSA-17/45 : Autor(es): M. Söffker and M. Belchier
-
OTOLITH-BASED AGEING OF THE PATAGONIAN TOOTHFISH (DISSOSTICHUS ELEGINOIDES) FOR THE HEARD AND MCDONALD ISLANDS: MODELLING FIXED AND RANDOM READER ERROR USING MULTIPLE READINGS OF A REFERENCE COLLECTION
calibration require an ageing error matrix as input in order to adequately account for uncertainty in the data ... nearest integer (NI) value deviations, denoted as integer errors (IE), from the mean age for an individual ... Abstract: Integrated assessments that use catch-at-age or abundance-at-age data for model ... describes the methods and results used to provide an ageing error matrix to the HIMI toothfish integrated ...
Meeting Document : WG-FSA-09/21 : Autor(es): S.G. Candy, G.B. Nowara, D.C. Welsford and J.P. McKinlay (Australia)
-
OTOLITH-BASED AGEING OF THE PATAGONIAN TOOTHFISH (DISSOSTICHUS ELEGINOIDES) FOR THE HEARD AND MCDONALD ISLANDS: MODELLING FIXED AND RANDOM READER ERROR USING MULTIPLE READINGS OF A REFERENCE COLLECTION
calibration require an ageing error matrix as input in order to adequately account for uncertainty in the data ... nearest integer (NI) value deviations, denoted as integer errors (IE), from the mean age for an individual ... Abstract: Integrated assessments that use catch-at-age or abundance-at-age data for model ... describes the methods and results used to provide an ageing error matrix to the HIMI toothfish integrated ...
Meeting Document : WG-SAM-09/07 : Autor(es): S.G. Candy, G.B. Nowara, D.C. Welsford and J.P. McKinlay (Australia)
-
Research plan for the 2016/17 exploratory longline fishery of Dissostichus spp. in Subarea 48.6 by South Africa and Japan
abnormal data for the two vessels in block 48.6_2, therefore we removed the data for the current analysis ... and preliminary CASAL models. We divided the two areas for block 48.6_2 by latitude of 55.2°S to ... addition, we considered that only recaptures for 1 year at liberty is effective to estimate the ... distribution of sizes, GSI and Fulton’s condition factors for D. mawsoni in Subarea 48.6 suggest that northward ...
Meeting Document : WG-SAM-16/07 : Autor(es): Delegations of Japan and South Africa
-
Research plan for toothfish in Divisions 58.4.4a and 58.4.4b by Shinsei Maru No. 3 in 2010/11
60,000 kg. The research hauls are allocated on 10-minute latitude x 20-minute longitude grid points ... size for the 2010/11 survey, taking into account the need for completion of the survey and impact on ... Maru No. 3 to be conducted in April-June 2011. This is the second year of the survey of the 3-5 years ... . In Division 58.4.4 a & b, we submit this research plan for toothfish in the Division by Shinsei ...
Meeting Document : WG-SAM-10/15 : Autor(es): Delegation of Japan
-
A preliminary model-based approach for estimating natural mortality of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea Region
region stock assessment for Antarctic toothfish (Dissostichus mawsoni), M is assumed to be 0.13 y-1 and ... constant across age and sex. In 2018, the independent review of the Ross Sea region D. mawsoni stock ... single value for males and females combined, with a uniform prior within the base model used in 2017 for ... simulations suggested that when the rate of natural mortality was assumed in an operating model, it was ...
Meeting Document : WG-SAM-2019/04 : Autor(es): B. Moore, S. Mormede, S. Parker and A. Dunn
-
Interactions between cetaceans and long-lining operations for Patagonian toothfish Dissostichus eleginoides around South Georgia
Georgia, but were not seen on subsequent operations to the north-west of the island. On two occasions ... Abstract: Longlining operations for Dissostichus eleginoides around South Georgia were assessed ... for interactions with sea mammals. Twenty-seven lines were observed and interactions recorded during ... fish/haul for all 27 lines. Sperm whales (Physeter macrocephalus) were also associated with hauling ...
Meeting Document : WG-IMALF-94/16 : Autor(es): J.R. Ashford (United Kingdom) and P.S. Rubilar (Chile)
-
Seabird avoidance measures for small Alaskan longline vessels
Abstract: Given the lack of information on appropriate seabird avoidance measures for small ... (> 26 to 55 feet) using two gear types: snap-on gear and fixed gear. We also determined the ... among vessels and gear types were similar (0.09 to 0.13 for snap on gear vessels and 0.07 m/s for fixed ... gear). We determined that the current single streamer line requirement for snap-on gear vessels over ...
Meeting Document : WG-FSA-05/36 : Autor(es): E.F. Melvin and M. Wainstein (USA)