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Survey of Antarctic fur seals in the South Shetland Islands, Antarctica, during the 1986/87 austral summer
Mammal Laboratory, Northwest and Alaska Fisheries Center, 7600 Sand Point Way N.E., Seattle, WA 98815 ... objectives : 1) to document the recolonization and current distribution of Antarctic fur seal rookeries, 2 ... survey data which indicated few Antarctic fur seals in these areas (Aguayo and Torres, 1967; Hunt 1973 ... those sites in years when data on the number of pups are not available, the total number of ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 427-440 : Автор(ы): Bengtson, J.L., L.M. Ferm, T.J. Härkönen, E.G. Schaner and B.S. Stewart
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История Конвенции
interest in Antarctic fisheries resources, including krill. Drawing on the advice of the Scientific ... Antarctic krill, raised concerns about the sustainability of such fisheries. At the Eighth Antarctic Treaty ... krill as a keystone species in the Antarctic marine ecosystem and underscored concerns that ... unsustainable, large-scale exploitation of krill could have severe repercussions on Antarctic seabird, seal and ...
Page : Site Section: The Organisation
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Distribution of mackerel icefish (Champsocephalus gunnari) (Channichthyidae) around South Georgia at various stages of its life cycle
only considered larvae. The limited data on the seasonal migration of C. gunnari which have been ... the South Georgia area. All data collected in the past on the horizontal and vertical distribution ... developmental stage were analysed. MATERIAL AND METHODS The data used in this study were collected by ... using data collected by fi sheries scout- ing and research vessels during years of high fi sh abundance ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 49–69 : Автор(ы): Frolkina, Zh.A
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Revised research plan for the 2015/16 exploratory longline fishery of Dissostichus spp. in Subarea 48.6
began in 2013 in data-poor fisheries. In the present report, the next three-season (2016-18) research ... stock assessment and robust stock/ fisheries management of Dissostichus spp. population(s) in data- poor ... plan in Subarea 48.6 was revised using the updated CCAMLR C2 and Observer data. The stock sizes for ... exploratory fisheries. During the second three-season research, we will continue enhanced tagging program, and ...
Meeting Document : WG-FSA-15/16 Rev. 1 : Автор(ы): Delegation of Japan
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Food consumption by predators in a CCAMLR integrated study region
directly applicable also to fur seals and could be modified to incorporate phocid seal data, when available ... . Prey categories are readily modifiable to sub-divide krill into sexes and maturity stages. With ... existing empirical data on breeding population size, diet, activity-specific energy requirements and ... foraging ranges, it is possible to make realistic estimates of krill consumption of penguins and fur seals ... incorporates the effect of varying krill energy content using data in Clarke (1980) as portrayed in Figure 6c ... directly applicable also to fur seals and could be modified to incorporate phocid seal data, when ... available. Prey categories are readily modifiable to sub-divide krill into sexes and maturity stages. With ... existing empirical data on breeding population size, diet, activity-specific energy requirements and ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 489–519 : Автор(ы): Croxall, J.P., C. Ricketts and A.G. Wood
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Editorial
krill fishing; as well as a description of the analysis of acoustic data to determine krill biomass ... derived from acoustic data, details of the krill and fish by-catch taken in the krill fishery and a novel ... assessment of the population status of toothfish and of assessing the risk associated with gathering data and ... interpreting indicators from populations that may be depleted. The suite of papers on krill cover the spectrum ... analysis of data gathered on fishing vessels to using trends in patents to predict the future for krill ... fishing; as well as a description of the analysis of acoustic data to determine krill biomass. During ... acoustic data, details of the krill and fish by-catch taken in the krill fishery and a novel paper looking ... population status of toothfish and of assessing the risk associated with gathering data and interpreting ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 167 : Автор(ы): Editors
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Dynamics of Notothenia rossii rossii size-age structure on the Kerguelen Islands shelf
(Notothenia rossii rossii) population is shown. Data on age determination for 1970-1989 (Tankevich, 1990) and ... the data collected in the joint Soviet-French expedition on board RTMA Orlinoye in May-Jine 1991 were ... a result of fisheries, the share of the fish spawning for the first time increased considerably in ... catches and in some years (1981-1985) fisheries were based practically on recruitment. After the closure ...
Meeting Document : WG-FSA-94/04 : Автор(ы): P.B. Tankevich (Ukraine)
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Fishery-related information for WG-FSA-04
Abstract: Information on CCAMLR fisheries of relevance to the work of WG-FSA is summarised ... observer data), WG-FSA-SAM-04/4 (Development of Fishery Plans), SC-CAMLR-XXIII/BG/1 (catches in the ... Convention Area) SC-CAMLR-XXIII/BG/3 (summary of notification for new and exploratory fisheries), SCIC-04/3 ... /38 (Monitoring CCAMLR Fisheries). Author(s): Secretariat Title: Fishery-related information for WG ...
Meeting Document : WG-FSA-04/5 Rev. 1 : Автор(ы): Secretariat
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An investigation of integrated stock assessment methods for the Patagonian toothfish (Dissostichus eleginoides) in Division 58.5.2 using CASAL
primarily based on the 2005 assessment implemented in the Generalised Yield Model (GYM) using survey data of ... the abundances of juvenile fish but adding fishery catch-at-length data, including a standardised ... IUU catch and mark-recapture data. Key sensitivity trials were also used to explore the tension ... between estimating natural mortality and selectivity for the different fisheries. The results of this work ...
Meeting Document : WG-FSA-SAM-06/14 : Автор(ы): A. Constable, S. Candy and I. Ball (Australia)
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A generalised model for evaluating yield and the long-term status of fish stocks under conditions of uncertainty
from the model are compared with existing analyses from the krill yield model. The model can include a ... known catch history and thus allow assessments of yield to be made for existing fisheries. An example is ... fishing mortality. Results from the model are compared with existing analyses from the krill yield model ... existing fisheries. An example is presented for the Patagonian toothfish, Dissostichus eleginoides, around ... South Georgia Island. Resume Ce document porte sur un modele general de projection des stocks de ... analyses existantes du modPle de rendement de krill. L'historique des captures, s'il est comu, peut Gtre ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 31–54 : Автор(ы): Constable, A. and W.K. de la Mare
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