Résultats de la recherche
-
Do the males of Dissostichus eleginoides grow faster, or only mature before females?
Abstract: Maturity data information obtained by the scientific observers on board the ships Argos ... Helena and Cisne Verde during August of 1997-and utilized by the WG-FSA-97 to build the maturity ogives ... - were age transformed applying the age-size relationship obtained from the specific equations for each ... sex in samples coming from South Georgia Islands. The results show that the differences are due to ...
Meeting Document : WG-FSA-98/16 Rev. 1 : Auteur(s): C.A. Moreno (Chile)
-
Biodiversity of the benthos off Kerguelen Islands: overview and perspectives
Abstract: The Kerguelen Plateau possesses a very diverse benthic fauna. Over the years, the ... number of species recorded from the Kerguelen has substantially increased. From 172 species reported by ... Arnaud (1974), the total number of species has increased dramatically to 735 (Jouventin et al., 1996) and ... then to 960 in the present study. This area is particularly vulnerable to human activities and global ...
Meeting Document : WS-MPA-11/P03 : Auteur(s): N. Améziane, M. Eléaume, L.G. Hemery, F. Monniot, A. Hemery, M. Hautecoeur and A. Dettaï
-
Monitoring results of marine debris at Cape Shirreff, Livingston Island during the 1995/96 Antarctic season
at the site have increased from 0.65 articles/m2 in 1993/94 to 1.02 in 1994/95, and 1.52 in 1995/96 ... Abstract: The principal results of the monitoring survey on marine debris carried out at Cape ... Shirreff, Livingston Island, during the Antarctic season 1995/96 is given. During the present survey a ... , the plastic was the principal item (4 015 pieces) with a 94.45%; followed by glass (147 pieces), 3.46 ...
Meeting Document : CCAMLR-XV/BG/27 : Auteur(s): Delegation of Chile
-
Escapement of elephant seal prey in the Heard Island fishery for Dissostichus eleginoides
Abstract: The Patagonian toothfish, Dissostichus eleginoides, has been reported as prey of ... Elephant seals in the Heard Island region. A question was raised at SC-CAMLR-XV concerning what affect the ... fishery for toothfish in Division 58.5.2 might have on the abundance of the age classes of toothfish ... preyed on by these seals. This paper provides an updated analysis of the age of toothfish taken by ...
Meeting Document : WG-EMM-97/42 : Auteur(s): Slip, D., Constable, A.J., de la Mare, W.K., Williams, R.
-
Development of an underwater setting method for surface longliners, to minimise the accidental capture of seabirds
Abstract: In response to the Department of Conservation's concerns for the accidental ... placement devices were evaluated. Two methods being selected for further in depth evaluation. The first ... concept being a towed paravane with an endless cable employed to transport and release the bait at the ... depth to which the paravane was set. Although practical bait carrying devices were designed, the ability ...
Meeting Document : WG-FSA-97/54 : Auteur(s): Bentley, N., Smith, M.
-
By-catch of juvenile Antarctic fish from krill (Euphausia superba Dana) fisheries in the South Georgia area, in 1992
krill fishing by the BAT GrigOly Kovtun in the region of the South Georgia Islands during the period May ... -June 1992. Two species were predominant in the by-catches: Champsocephalus gunnari and Nototheniops ... larseni. The frequency of occurrence of juvenile fish was 18.2% when considering all krill tows and 45.5 ... krill, ranged from 700 to 18 900 individuals. In the case of C.gunnari, average values were 966±225 ind ...
Meeting Document : WG-FSA-93/8 Rev. 1 : Auteur(s): E.A. Pakhomov and S.A. Pankratov (Ukraine)
-
Development of the VME registry
Abstract: The Secretariat has proposed a work plan and budget for the development of a VME ... rectangles, including locations and taxonomic composition, is intended to be posted on the public section of ... the CCAMLR website. The registry will be based on the database structure and routines established for ... the interim VME registry, for which much of the database work has been completed. The development of ...
Meeting Document : WG-FSA-10/07 : Auteur(s): Secretariat
-
Influence of the quality and quantity of data from a multi-year tagging program on bias and precision of biomass estimates from an integrated stock assessment – update
Abstract: By way of simulation, this study investigated how the bias and precision of biomass ... program, in particular the effects of the size (tag size-overlap) and numbers of tagged fish, the duration ... of the tagging program, the type of auxiliary data used in the assessment, and the catch history ... emerged within this overall trend. The results show that in the early stages of the tagging program, a ...
Meeting Document : WG-FSA-12/18 : Auteur(s): P.E. Ziegler (Australia)
-
Indexing maturation of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region
Abstract: The longline fisheries for Antarctic toothfish (Dissostichus mawsoni) in subareas 88.1 ... and 88.2 have provided more than a decade of observations to aid in understanding the life history and ... ecology of toothfish. Updated spawning ogives for males and females support the currently used values ... fish developing to spawn in the upcoming season. Evidence is accumulating that almost all Antarctic ...
Meeting Document : WG-FSA-12/40 : Auteur(s): S. Parker and P. Marriott (New Zealand)
-
Antarctic Ocean Legacy: protection for the East Antarctic coastal region
Abstract: One of the 19 regions identified by the Antarctic Ocean Alliance (AOA) in October 2011 ... for the designation of marine protection is the coastal region of East Antarctica. The following ... Background Paper summarises the Report, Antarctic Ocean Legacy: Protection for the East Antarctic Coastal ... Region, which outlines the AOA’s vision for marine protection in the East Antarctic. Appendix 1 contains ...
Meeting Document : CCAMLR-XXXI/BG/10 : Auteur(s): Submitted by ASOC (Printed copies of the brochure will be available at the meeting)