Результаты поиска
-
Population structure of the Patagonian toothfish (Dissostichus eleginoides) in Australian waters
Abstract: MtDNA and microsatellite loci were used to investigate the population structure of ... McDonald Islands (CCAMLR area 58.4.2), four collections) in the Southern Ocean. Additionally, a small ... sample of toothfish from the Shag Rocks/South Georgia fishing location (CCAMLR area 48.3) was also ... examined. Striking mtDNA heterogeneity was detected among the three fishing locations; spatial and temporal ...
Meeting Document : WG-FSA-01/38 : Автор(ы): S.A. Appleyard, R.D. Ward and R. Williams (Australia)
-
Modifications to the Generalised Yield Model: updated input of recruitment time series data and annual fishing selectivity functions
Abstract: Revisions to the Generalised Yield Model provide for re-estimating the recruitment ... series from survey data for each value of natural mortality used in the assessments, whenever it is ... altered over the range of uncertainty in M factored into the assessment process. Data from outputs from ... mixture analyses from surveys are input to the GYM in raw form. An example file is provided. Consequently ...
Meeting Document : WG-FSA-01/74 : Автор(ы): A.J. Constable (Australia)
-
Variation in standing stock of the mackerel icefish Champsocephalus gunnari at South Georgia
Abstract: 1. Bottom trawl surveys on the South Georgia shelf indicate episodic declines in the ... abundance of the mackerel icefish Champsocephalus gunnari that, since 1990, are not directly attributable to ... commercial fishing. 2. The greatest effect has been observed in years when krill are known to have been ... scarce on the South Georgia shelf. 3. It is thought that C. gunnari survivorship is closely related to ...
Meeting Document : WG-FSA-99/63 : Автор(ы): I. Everson, G. Parkes (United Kingdom), K.-H. Kock (Germany) and I. Boyd (United Kingdom)
-
ANALYSIS OF ICE-FISH (CHAMPSOCEPHALUS GUNNARI) SPATIAL DISTRIBUTION FOR OPTIMIZATION OF THE BOTTOM TRAWL SURVEY SAMPLING
Abstract: Acoustic and trawl samples obtained in the near-bottom layers covered by bottom trawl ... surveys in the South Georgia area are analyzed. The high heterogeneity of horizontal and vertical fish ... distribution in the near-bottom layers within the surveyed area is shown. Influence of this fish distribution ... heterogeneity on trawl surveys efficiency and reliability is analyzed by simulating the impact on fish biomass ...
Meeting Document : WG-SAM-09/20 : Автор(ы): S.M. Kasatkina (Russia)
-
FURTHERING IMPLEMENTATION OF NETWORKS OF MPAS IN ANTARCTICA AND THE SOUTHERN OCEAN
Abstract: In this paper ASOC makes the case for CCAMLR to move swiftly to begin the process of ... biogeographical framework for the process to move forward using the precautionary approach and begin designating ... reserves in the Southern Ocean. Recent progress on the global agenda to implement of marine protected areas ... on the high seas is discussed to inform and spur action. This process should be informed by extensive ...
Meeting Document : CCAMLR-XXVII/BG/26 : Автор(ы): Submitted by ASOC
-
A brief exploitation of the stone crab Lithodes murrayi (Henderson) off south west Africa, 1979/80
Abstract: The stone crab Lithodes murrayi was exploited briefly off South West Africa between ... November 1979 and April 1980, the fishery being terminated when the catch per unit effort fell to an ... uneconomic level. The extent of the L. murrayi grounds is examined on the basis of catch-per-unit-effort data ... . The species is largely confined to a bathymetric corridor of 500–700 m off South West Africa. Prior to ...
Meeting Document : WS-CRAB-93/21 : Автор(ы): R. Melville-Smith (South Africa)
-
Can acoustic methods be used to monitor grenadier (Macrouridae) abundance in the Ross Sea region?
Abstract: Grenadiers Macrourus spp. are the main bycatch species in the exploratory longline ... fishery for toothfish Dissostichus spp. in the Ross Sea, Antarctica. Ongoing monitoring tools are needed ... to assess stock status of grenadiers in the Ross Sea and to ensure ecological relationships are ... survey in February–March 2008 provide evidence that single targets close to the bottom over the Ross Sea ...
Meeting Document : WG-FSA-12/P11 : Автор(ы): R.L. O’Driscoll, S.M. Hanchet and B.S. Miller
-
Commercial fishing in the Ross Sea
Abstract: COLTO members have been fishing for toothfish in the Ross Sea for the past 15 years ... . The New Zealand Seafood Industry Council, representing NZ toothfish operators in COLTO, have prepared ... the attached information sheet to contribute to conversations surrounding sustainable fishing ... operations in the Ross Sea region. The information sheet provides basic data on Antarctic Toothfish ...
Meeting Document : CCAMLR-XXXI/BG/35 : Автор(ы): Submitted by COLTO
-
Revised research plan for the exploratory fisheries for Dissostichus spp. in Division 58.4.2 in 2014/15
Abstract: The stock size for a research block (5842_1) was estimated by the CPUE x seabed analogy ... method using updated CCAMLR C2 data and reference area sizes. As we proposed at the last WG-SAM meeting ... to estimate appropriate catch limit, we propose to continue the current research operation for at ... least 3 years with the same sample size as decided at the last CCAMLR meeting in the current research ...
Meeting Document : WG-FSA-14/19 : Автор(ы): Delegation of Japan
-
Progress report 4: Proposal for GEF (Global Environment Facility) funding to support capacity building in the GEF-eligible CCAMLR Members
Abstract: In 2014, the Scientific Committee endorsed a proposal from South Africa that the ... Secretariat be tasked with developing a proposal for funding support from the Global Environment Facility to ... . This includes the approval of the Project by the GEF Council at its meeting in May 2017, subsequent ... work that will be associated with developing the full Project Document over the next 12 months and ...
Meeting Document : WG-EMM-17/46 : Автор(ы): CCAMLR Secretariat
Страницы
- « первая
- ‹ предыдущая
- …
- 343
- 344
- 345
- 346
- 347
- 348
- 349
- 350
- 351
- …
- следующая ›
- последняя »