Resultados de la búsqueda
-
Sharks by-catch observed on bottom longlines fishery off the Kerguelen Islands in 2006–2016, with a focus on Etmopterus viator
bycatch within the Kerguelen EEZ (northern part of the plateau). From 2006 to 2016, crew reported the ... total catches of the line and observers were asked to identify and count fish bycatch on 25% of the ... total fishing effort. A total of 26 203 longline hauls and more than 55 million hooks were checked by ... (99%). An abundance index (number of shark per 1 000 hooks observed) was used to show bathymetric and ...
Meeting Document : WG-FSA-18/25 : Autor(es): C. Chazeau, S.P. Iglésias, N. Gasco, A. Martin and G. Duhamel
-
2019 Ross Sea shelf survey results and notification for research in 2020
Abstract: The time series of relative abundance and age structure from the Ross Sea shelf survey ... 2012, with a revised proposal presented in 2017 for five years (2018–2022). The objectives of the ... survey included monitoring the abundance and age structure of sub-adult (≤ 110 cm TL) toothfish in the ... south of SSRUs 881.J and 881.L in the southern Ross Sea (Strata A–C) using standardised gear in a ...
Meeting Document : WG-SAM-2019/03 : Autor(es): S. Parker and C. Jones
-
Research and monitoring to support an MPA in the Ross Sea Region
research pursuant to the specific objectives of the MPA; (b) other research consistent with the specific ... objectives of the MPA; and/or (c) monitoring of the degree to which the specific objectives of the MPA are ... seek comments from the WG-EMM both on the contents and structure of our draft. Indeed, this draft ... developing such plans. Although our draft is developed from the perspective of supporting an MPA like that ...
Meeting Document : WG-EMM-12/46 : Autor(es): G.M. Watters and C.S. Reiss (USA)
-
Draft updated data collection plan for the Ross Sea toothfish fishery
Abstract: Data are collected for use in scientific research, the results of which are used to ... the goals the management wishes to achieve. The long-term goals of the Ross Sea fishery based on ... Article II of CCAMLR can be summarised as: the target fished population is above a level which ensures ... are maintained; and, prevention of changes or minimisation of the risk of changes in the marine ...
Meeting Document : WG-FSA-15/40 : Autor(es): S.M. Hanchet, S.J. Parker and S. Mormede (New Zealand)
-
Report on exploratory fishing by Australia in Division 58.4.1 during the 2015/16 fishing season
composition, tagging and biological sampling undertaken by Australia in SSRUs 58.4.1E and 58.4.1G. A total of ... logbooks recorded a total of 51980.9 kg of Antarctic toothfish (Dissostichus mawsoni) and 581.6 kg of ... Patagonian toothfish (Dissostichus eleginoides). Macroscopic evaluation of maturity stage indicated that both ... Conservation Measure 41-01. A total of 247 D. mawsoni and 16 D. eleginoides were tagged, and 3 D. mawsoni were ...
Meeting Document : WG-SAM-16/35 : Autor(es): P. Yates, D. Welsford, P. Ziegler, D. Maschette and T. Lamb
-
Simulations to evaluate model performance for Antarctic toothfish stock assessment in the Amundsen Sea region
(preliminary recaptures) in 2017. The aim of this paper is to ascertain when the Amundsen Sea region stock ... assessment model is likely to provide management advice, and to investigate the effects of using either two ... in estimates of biomass, the likely biases, and to set expectations for mark-recapture data for the ... models showed that using two independent models lead to higher estimates of biomass in the North and ...
Meeting Document : WG-SAM-17/40 : Autor(es): S. Mormede and S. Parker
-
Southern right whale (Eubalaena australis) reproductive success is influenced by krill (Euphausia superba) density and climate
Abstract: The reproductive success of southern right whale (Eubalaena australis) depends on body ... change in the abundance of the species main prey, krill (Euphausia superba), on the feeding grounds ... . Annual data on southern right whale number of calves were obtained from aerial surveys carried out ... number of calves recorded each year varied from 7 to 43 (x = 21.11 ± 11.88). Using cross-correlation ...
Meeting Document : WG-EMM-16/P06 : Autor(es): E. Seyboth, K.R. Groch, L. Dalla Rosa, K. Reid, P.A.C. Flores and E.R. Secchi
-
Update on the conservation status, distribution and priorities for albatrosses and petrels in the CCAMLR area
Abstract: Thirteen ACAP species (out of 31 currently listed) are currently showing overall ... population declines. The population trends of a large proportion of 16 ACAP species with significant ... thirds of the total is listed by the IUCN as threatened. The greatest threat to the ACAP species is ... RFMOs. Addressing the pervasive threat of fisheries bycatch for species as wide-ranging as albatrosses ...
Meeting Document : SC-CAMLR-XXXVII/BG/10 : Autor(es): Submitted by the ACAP Secretariat
-
Baited Remote Underwater Video (BRUV) system to monitor Antarctic toothfish distribution and abundance: pilot study results and future design
relevant fish. Lacks of information on the species come from the traditional fishery-based methodology to ... collect samples, which does not cover all the areas of its distribution. Here we want to promote an ... alternative non-extractive methodology to expand the routine collection of data in areas not accessible by the ... of Baited Remote Underwater Video camera (BRUV). From the video they can be inferred information on ...
Meeting Document : WG-FSA-18/62 : Autor(es): D. Di Blasi, S. Canese, E. Carlig, L. Ghigliotti, S.J. Parker and M. Vacchi
-
CCAMLR MPAs and the global climate and biodiversity crisis
targets call for a global network of MPAs to curb biodiversity loss, and both the first and second CCAMLR ... work. Nearly two decades since MPA discussions began, there are significant gaps in the system of ... CCAMLR MPAs. This has implications not only for the conservation of marine life in the Convention Area ... bulk of a representative system of MPAs by 2020, specifically recommending that CCAMLR: Acknowledges ...
Meeting Document : CCAMLR-38/BG/44 : Autor(es): Submitted by ASOC