Résultats de la recherche
-
Updated status of Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps in inshore sites of the South Shetland Islands: results of a long-term monitoring program (1983–2016) at Potter Cove
, to achieve a 33-year record, 1983-2016, to monitor changes in the prevalence of three species of ... by industrial fishing during the late 1970s-onset of the 1980s. Reasons for lack of recovery in G ... CCAMLR, commercial fishing for finfish in the South Shetland Islands region (FAO Subarea 48.1) remains ... Workflow Status: Content Approved Delegation responsibility for releasing documents: Argentina ...
Meeting Document : WG-FSA-16/02 : Auteur(s): E. Barrera-Oro, E. Marschoff and D. Ainley
-
Mitigation of Macrourus by-catch in research block 58.4.1_6 and estimation of Macrourus biomass and sustainable catch in Divisions 58.4.1 and 58.4.2
exploratory fishing for D. mawsoni on Macrourus spp. in Division 58.4.1 and 58.4.2 in general and in research ... grid includes only areas of low Macrourus spp. by-catch rates, or (2) replace the requirement for ... catch for the M. whitsoni species morph in all research blocks of Division 58.4.1 and 58.4.2 by applying ... sustainable catch estimates from autoline, and if not available, from trotline be considered as the basis for ...
Meeting Document : WG-FSA-17/23 : Auteur(s): D. Maschette, P. Burch, P. Yates and P. Ziegler
-
STANDING STOCK, SPATIAL DISTRIBUTION, AND BIOLOGICAL FEATURES OF DEMERSAL FINFISH FROM THE 2009 U.S. AMLR BOTTOM TRAWL SURVEY OF THE SOUTH ORKNEY ISLANDS (SUBAREA 48.2)
season. Detailed information is presented for several of the most abundant demersal finfish species ... m depth stratum. Estimates of biomass for nine abundant species were generally low. Standing stock ... densities demonstrated substantial contrast across the shelf area, with most finfish biomass occurring on ...
Meeting Document : WG-FSA-09/19 : Auteur(s): C.D. Jones (USA) and K.-H. Kock (Germany)
-
Occurrence of Antarctic krill (Euphausia superba) concentrations in the vicinity of the South Shetland Islands: relationship to environmental parameters
residence time for krill. Diatom abundance in both the frontal and inshore zones increased from early to mid ... for embryos and larvae, in addition to enhanced opportunities for their transport to nursery grounds ... highly adapted for exploitation of the rich food resources of the frontal/inshore zone, taking advantage ... Abstract: The influences of abiotic and biotic parameters on the occurrence of Antarctic krill ...
Meeting Document : WG-EMM-98/18 : Auteur(s): T. Ichii, K. Kayatama, N. Obitsu, H. Ishii and M. Naganobu (Japan)
-
Abundance, size and maturity of krill (Euphausia superba) in the krill fishing ground of Subarea 48.1 during 1990/91 austral summer
Abstract: Acoustic and net sampling surveys for krill were conducted in the krill fishing area ... that krill biomass in this region had been lower than expected until early February 1991. As for ... the neritic and nearshore zones. This indicates that slope frontal features may be important for the ... formation of favorable spawning grounds for krill. Author(s): T. Ichii, H. Ishii and M. Naganobu (Japan ...
Meeting Document : WG-KRILL-92/26 : Auteur(s): T. Ichii, H. Ishii and M. Naganobu (Japan)
-
Krill biomass and distribution in Subarea 48.2 during summer 1996
obtained seem to be considered as underestimated and typical only for the late summer season, since in the ... study area amounted to 17 g/sq.m, obtained on the basis of diurnal surveys, and average weighted krill ... hauls. We consider, that krill biomass, estimated on the basis of average weighed krill density in the ...
Meeting Document : WG-EMM-97/49 : Auteur(s): Kasatkina, S.M., Abramov, A.M., Polischuk, M.I., Sushin, V.A.
-
Review of activities in monitoring marine debris in the CAMLR Convention Area
packaging bands continue to be found in beach surveys, however, for the first time since these surveys ... Abstract: In 2012 data on beach surveys, debris associated with seabird colonies, marine mammal ... by data on long-term monitoring of marine debris and Members with opportunities to engage in such ...
Meeting Document : WG-FSA-12/64 : Auteur(s): Secretariat
-
Preliminary report of the UK winter icefish survey, South Georgia (CCAMLR Subarea 48.3), 27 August to 21 September 2007
provided for C. gunnari whilst new information on the winter distribution and ecology of the demersal fish ...
Meeting Document : WG-FSA-07/56 : Auteur(s): M. Belchier, M.A. Collins, J. Moir-Clark, S. Fielding, J. Lawson, C. Main and A. Pande (United Kingdom)
-
Preliminary results of testing of PIT-D device at deepwater longline fishery of Antarctic toothfish (D. mawsoni) in the Ross Sea during the fishing season of 2006/07
Abstract: Preliminary results of testing of a PIT-D device for autonomous measurements of ... deployment and water temperature on various horizons are shown. Author(s): N.V. Kokorin, V.V. Bulanov and ...
Meeting Document : WG-FSA-07/43 : Auteur(s): N.V. Kokorin, V.V. Bulanov and V.V. Krjukov (Russia)
-
Target strength of Antarctic krill
by the BIOMASS equation for 47.44mm krill. Author(s): R.P. Hewitt and D.A. Demer (USA) Title ... target strength based on extrapolations of other field experiments using the bent cylinder model of sound ...
Meeting Document : WG-KRILL-91/13 : Auteur(s): R.P. Hewitt and D.A. Demer (USA)