Search results
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Fishery Report 2018: Dissostichus eleginoides Heard Island Australian EEZ (Division 58.5.2)
fishing trips and during random stratified trawl surveys (RSTS). The surveys cover a geographic area ...
Document : Site Section: Publications
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Fishery Report 2017: Dissostichus eleginoides Heard Island Australian EEZ (Division 58.5.2)
and most frequently taken by-catch species. Data are collected during commercial fishing trips and during ...
Document : Site Section: Publications
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Fishery report: Dissostichus eleginoides South Georgia (Subarea 48.3)
in analysing the data prior to the 1992/93 season, the Working Group requested that the Secretariat continue ... of the importance of tag–recapture data for assessments in many areas, the Working Group requested further ...
Document : Site Section: Publications
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Seabird by-catch Guide for commonly caught albatrosses and petrels
shearwater, look at pages 66-77. 2. Record Record your identification in the logbook choosing one of the ... skin at base of bill Black-browed/Campbell (P. 52) Exposed skin, constant width Top of bill extends ... , broader at base Top of bill flush Grey-headed (P. 53) with sides Exposed skin extends Yellow-nosed ... plumage, pale patch behind eye and around base of bill, white at base of tail • Juveniles similar ...
Document : Site Section: Science
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WG-FSA-08/60
snoods and hooks are attached Downline: A vertical section of line buoyed at the surface and ... connected to a weight or a number of weights such as chains or grapnels at the beginning or end of the ... buoyancy. Often used in downlines at the surface end to minimise the risk of a vessel propeller or ice ... backbone enters the water at about 1.5m from the stern of the vessel and starts sinking immediately, the ...
Document : Site Section: Publications
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Precautionary measures for a new fishery on Martialia hyadesi (Cephalopoda, Ommastrephidae) in the Scotia Sea: an ecological approach
, Ommastrephidae) in the Scotia Sea: an ecological approach Abstract / Description: In anticipation of the ... development of a new fishery for the ommastrephid squid Martialia hyadesi in the Scotia Sea, this paper ... presents a revision of annual consumption of the species by higher predators and provides a brief review of ... information about the life cycle and distribution of the species obtained from research fishing and commercial ... exploratory survey in the vicinity of South Georgia, Shag Rocks and at the Antarctic Polar Frontal Zone ... (APFZ) west of South Georgia, and caught about 8 tonnes, all at the APFZ (Rodhouse, 1991). In ... (grey-headed albatrosses feeding chicks at Bird Island, South Georgia) to the APFZ north of South ... with about 60 000 tonnes of I. argentinus. In February 1996 another BAS research cruise at South ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 125–139 : Author(s): Rodhouse, P.G
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WG-SAM-10/20
impact assessment framework at different spatial scales, and implications for the validity of the ... impact assessment framework at different spatial scales, and implications for the validity of the ... use of vulnerability to describe the physical susceptibility of a VME organism to damage at the ... The initial New Zealand assessment summarized effort patterns at the extremes of large and small ...
Document : Site Section: Publications
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Australia: Relevant references for the Patagonian toothfish (Dissostichus eleginoides) stock assessment in Division 58.5.2
S.G. (2007) Comparison of estimators of effective sample size for catch-at-age and catch-at-length ... , Hobart, Australia. Candy S.G. (2008) Estimation of effective sample size for catch-at-age and catch-at ... effective sample size in the application of age length keys to estimation of catch-at-age proportions ... catch-at-age data and two years of survey abundance-at-age data. Document WG-SAM-09/07, CCAMLR, Hobart ...
Document : Site Section: Meetings
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Fishery report: Champsocephalus gunnari South Georgia (Subarea 48.3)
2005, and at the time of writing (October 2005) the fishery had resumed. The fishery will close on 14 ... 44 369 2 ANI 48.3 Population structure 6. The distribution of densities-at-age in the ... both including and excluding these 1+ animals, to arrive at the following estimates of yield (SC-CAMLR ... some also of ages 2 and 4 (Figure 1). There was no evidence of a major peak at 22 cm, which would ...
Document : Site Section: Publications
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Fish stock assessment survey in Subarea 48.3
fish survey in the vicinity of South Georgia, CCAMLR Subarea 48.3, is described. Details are given of ... positions of hauls, catch rates and size composition of catches. The standing stock of one of the most ... ) . 2. SURVEY AREA AND DESIGN The survey was aimed at providing information representative of the ... total of 66 sites was fished at South Georgia and 12 at Shag Rocks. The locations of the sites actually ... representative of a station within each depth stratum and at each location is shown in Table 2. 26 A ... species that migrate off the bottom at night. 3. DESCRIPTION OF VESSEL AND SAMPLING METHODS A stern ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 25–67 : Author(s): Everson, I., G. Parkes, K.-H. Kock, S. Campbell, Z. Cielniaszek and J. Szlakowski