Résultats de la recherche
-
Pop-up banner
assisted by fisheries inspectors, satellite-based monitoring systems, scientific observers and national ... on the best available scientific information, the Commission agrees a set of conservation measures ... scientific observer program ▪ Management decisions that take account of the impact on the ecosystem and ... protection of vulnerable marine ecosystems ▪ Rigorous scientific processes developed to support ...
Document : Site Section: Publications
-
Fishery Report 2017: Exploratory fishery for Dissostichus mawsoni in Subarea 88.1
of the CCAMLR Scheme of International Scientific Observation. In exploratory longline fisheries ... median length of fish in each longline set, and the explanatory variables SSRU and depth. The catch ... smaller fish, at 50–100 cm, caught on the Ross Sea shelf, but the length distribution of fish captured ... there are very few fish caught and/or measured; the length-frequency distributions for most years were ...
Document : Site Section: Publications
-
Size compositions of males and females in the course of the life cycle of Euphausia superba
understanding of krill population structure. It is suggested that duties of biologist-observers aboard ... , using samples from different years. The observed variations were related to stages of krill maturity ... commercial vessels should include not only measurement but also sex determination of adult krill. File: 01 ... sexe ou de sa variabilite saisonniere. Dans ce document, les variations de composition par taille et ... WG-KRILL-90/5 SIZE COMPOSITIONS OF MALES AND FEMALES IN ... composition by sex is considered to be vital for an understanding of krill population structure. It is ... suggested that duties of biologist-observers aboard commercial vessels should include not only measurement ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 3–16 : Auteur(s): Makarov, R.R.
-
An integrated stock assessment for the Patagonian toothfish (Dissostichus eleginoides) for the Heard and McDonald Islands using CASAL
representative of the main plateau, where juvenile fish are found, but are of relatively low intensity in effort ... data included in the model, age-4 and 5 fish are fully selected, whereas when the survey data have ... recaptured fish that were not measured for length, often because they were processed before observ- ers had ... the main plateau, where juvenile fish are found, but are of relatively low intensity in effort ... the data included in the model, age-4 and 5 fish are fully selected, whereas when the survey data ... the CCAMLR Working Group on Fish Stock Assessment (WG-FSA) in 1995. This approach used random ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 1–34 : Auteur(s): Candy, S.G and A.J. Constable
-
Fishery Report: Dissostichus eleginoides Heard Island (Division 58.5.2)
possible, all rajids should be cut from the line, except on the request of the scientific observers during ... that the modal size of fish caught in the longline fishery was greater than that in the trawl fishery ... catch older fish (>20 years) than trawl gear which has high selectivity for 6-year-old fish ... , effectively declining to zero for fish older than 20 years. The length-frequency distribution for the ...
Document : Site Section: Publications
-
Fishery Report 2013: Exploratory fishery for Dissostichus spp. in Division 58.4.1
two (2) scientific observers, one of whom shall be appointed in accordance with the CCAMLR Scheme of ... assessment status .................................................................... 8 By-catch of fish ... and invertebrates ......................................................... 8 Fish by-catch ... recaptures of tagged fish) to achieve a stock assessment within a time period of 3 to 5 years. These catch ...
Document : Site Section: Publications
-
WG-FSA-99
. Patchell (New Zealand) WG-FSA-99/8 Fishery Data Manual – draft English version Secretariat WG-FSA-99/9 ... Full Name: Working Group on Fish Stock Assessment Location: Hobart, Australia Date(s): Monday ... Provisional Agenda and Annotation to the Provisional Agenda for the 1999 Meeting of the Working Group on Fish ... Antarctic fish stocks in the Southern Scotia Arc region K.-H. Kock (Germany), C. Jones (USA) and S. Wilhelms ...
Meeting
-
Fishery Report: Exploratory fishery for Dissostichus spp. in Division 58.4.3a
Observers At least one scientific observer appointed in accordance with the CCAMLR Scheme of International ... ........................................................................ 6 5. By-catch of fish and invertebrates ..................................................... 6 ... 48.3). 2. Stocks and areas 7. No data are available on the stock structure of fish in this fishery ... Table 2. 10. Vessels are also required to tag and release Dissostichus spp. at a rate of three fish ...
Document : Site Section: Publications
-
Approaches to data collection and analysis for detecting and quantifying functional overlap at the scale of the individual vessell
monitoring. The Scientific Committee noted that consideration is needed on what specific scientific questions ... , considers what types of scientific questions can be answered with the two approaches to data collection and ... analysis, to facilitate the discussion of WG-EMM on developing specific scientific questions and enabling ... Document Release Consent: No Delegation responsibility for releasing documents: CCAMLR Secretariat ...
Meeting Document : WG-EMM-18/33 : Auteur(s): M. Söffker and N. Gasco
-
WG-FSA-94
estimates of yield for Electrona carlsbergi based on a generalised version of the CCAMLR krill yield model ... (United Kingdom) WG-FSA-94/25 Preliminary results on by-catch of fish during krill fishery in March to May ... Full Name: Working Group on Fish Stock Assessment Location: Hobart, Australia Date(s): Tuesday ... 1994 Meeting of the Working Group on Fish Stock Assessment (WG-FSA) WG-FSA-94/02 List of participants ...
Meeting