Résultats de la recherche

1. Système de documentation des captures (SDC)

   sustainability of target species, on species taken incidentally as by-catch and on the marine ecosystems. CCAMLR ... and compliance tools, including the Catch Documentation Scheme (CDS) for Dissostichus spp. (toothfish ... web-based application. The e-CDS is used to create, validate and store Dissostichus Catch Documents ... , Dissostichus Export Documents, Dissostichus Re-Export Documents and Specially Validated Dissostichus Catch ...

   Page : Site Section: Compliance

2. Using effective sample sizes to evaluate the efficiency of length samples collected by at-sea observers in the krill fishery in Subarea 48.1

   Abstract:  Catch at length is an important input into any stock assessment. Consequently ... , collecting length data from the catch is a task undertaken by all at sea observes in CCAMLR fisheries ... ). We used C1 effort, catch and observer data from Subarea 48.1, collected between 2010 and 2015, to ... of hauls to allow better estimates of catch at length. Author(s):  N. Kelly, S. Kawaguchi, P. Ziegler ...

   Meeting Document : WG-SAM-16/39 : Auteur(s): N. Kelly, S. Kawaguchi, P. Ziegler and D. Welsford

3. Spatial aggregation of harvesting in Subarea 48.1, in particular during the summer and close to the coast

   Abstract:  We explore CCAMLR Catch and Effort data from the fishery for Antarctic krill for the ... associated level of catch has increased in Subarea 48.1 during the penguin breeding season. We explore in ... fishing aggregation comprised 3 periods of harvesting; catch rates per hour showed evidence of decline at ... was closed having reached the Subarea trigger allocation. Though the collective catch comprised 27% of ...

   Meeting Document : WG-EMM-16/17 : Auteur(s): P. Trathan and S. Hill

4. An assessment of the impact of krill fishery on penguins in the South Shetlands

   krill catch is very low in December while the catch rate for the following three months is roughly ... tonnes/10-20-day period), the present catch rate (≤10  x 10 3 tonnes/1O-day period) is smaller by one or ... an adverse impact on the local krill biomass, and hence on penguins, when catch levels are also taken ... on available information on the fishery, penguins and krill. The krill catch is very low in December ... while the catch rate for the following three months is roughly constant (3 000 to 10 000 tonnes/lO-day ... catch rate (110 X 103 tonnes/lO-day period) is smaller by one or more orders of magnitude within the ... biomass, and hence on penguins, when catch levels are also taken into account. Resume La concurrence ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 107–128 : Auteur(s): Ichii, T., M. Naganobu and T. Ogishima

5. Results of a longline survey on seamounts in the southeast Atlantic and in Subarea 48.6 and Division 58.4.4

   toothfish (Dissostichus eleginoides), with 2 822 individuals caught (83% of total catch). Grenadiers of the ... genus Macrourus were the second most abundant taxon (248 individuals). The total catch by weight was ... with the highest catch (weight) per unit effort was 600 to 800 m, although absolute values varied ... between areas. Catch per unit effort ranged from a maximum value of 359 kg/1 000 hooks on Ob and Lena ... eleginoides), with 2 822 individuals caught (83% of total catch). Grenadiers of the genus Macrourus were the ... second most abundant taxon (248 individuals). The total catch by weight was 21.430 tonnes, of which D ... catch (weight) per unit effort was 600 to 800 m, although absolute values varied between areas. Catch ... eleginoides, by-catch, seamounts, Subarea 48.6, Division 58.4.4, CCAMLR INTRODUCTION A bottom longline ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 99–116 : Auteur(s): López Abellán, L.J. and J.F. González Jiménez

6. SCIC-12

   (NCP) cooperating with CCAMLR by participating in the Catch Documentation Scheme (CDS) Secretariat ... enhance and clarify CCAMLR’s Catch Documentation Scheme Delegation of the USA CCAMLR-XXXI/39 A proposal to ... (NCP) cooperating with CCAMLR by participating in the Catch Documentation Scheme (CDS) Submitted by ... Islands Exclusive Economic Zone 2011/12 IUU catch estimate for Patagonian toothfish Delegation of ...

   Meeting

7. DISTRIBUTION AND ABUNDANCE OF ANTARCTIC TOOTHFISH IN THE ROSS SEA

   , catch and effort, size distribution, and tagging data collected from the Antarctic toothfish fishery up ... predators of toothfish are most likely to occur. Of the total catch from the fishery to date of almost 19 ... % from the continental shelf of the Ross Sea. The shelf catch has been taken from three quite localised ... 88.1L (adjacent to the Ross Ice Shelf). The catch rates from the exploratory longline fishery typically ...

   Meeting Document : WG-EMM-09/40 : Auteur(s): S.M. Hanchet, S. Mormede and A. Dunn (New Zealand)

8. Fishing of the Patagonian toothfish (Dissostichus eleginoides) by the Chilean fleet (1991/92) in the Subarea 48.3 (South Georgia Island) and proposed TAC for the 1991/1993 season

   , the fleet caught around 80% of the TAC set for this subarea. The catch and effort data and the ... . The catch lengths distributions ranged between 40 and 145 cm for males and 40 and 200 cm for females ... . The average length was estimated at 96.7 cm for males and 108.8 cm for females. The total catch was ... using two methodological approaches: pseudo-cohort analysis and DeLury’s method. The total catch ...

   Meeting Document : WG-FSA-92/24 : Auteur(s): P.A. Espina, M.A. Araya and V.V. Meniconi (Chile)

9. Observer activities on Japanese krill fishing vessels in the CCAMLR Convention Area

   . Although the increase of expected catch of krill notified in recent years has caused concerns among some ... CCAMLR Members, the actual catch has not increased, or can be described as decreasing, thus there is no ... ) determine the level of by-catch of larval finfish, and (iii) better understand the occurrence of warp-strike ...

   Meeting Document : CCAMLR-XXVI/BG/41 Rev. 1 : Auteur(s): Delegation of Japan

10. An iterative model to construct an age-length key to assess the age composition of a new fishery for Dissostichus eleginoides in Chilean waters

    Abstract:  Traditional calculation of catch age composition estimate requires that the age-length ... possible to overcome this limitation. The catch age composition for Dissostichus eleginoides was obteined ... model (Hoenig and Heisey, 1987). We found a catch age distribution pattern wich is not significatly ...

    Meeting Document : WG-FSA-92/23 Rev. 1 : Auteur(s): H. Robotham V. and Z. Young U. (Chile)

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