Resultados de la búsqueda
-
Entanglement of Antarctic fur seals in marine debris at Cape Shirreff and San Telmo Islets, Livingston Island, Antarctica: 1988–1997
results indicate that 45% of the entanglement material found in a total of 20 individuals (nine subadult ... versus total population in the area per season is considered to be low, and never surpass percentages of ... reduce this type of occurrences, we propose: (1) the monitoring of entangled Antarctic fur seals in ... vessels operating in CCAMLR's regulated areas of the Southern Ocean, with further instruction of ...
Meeting Document : SC-CAMLR-XVI/BG/33 : Autor(es): Delegation of Chile
-
Results of E.L. Holmberg 1997 fish survey in Subarea 48.3
position of hauls in the previous cruises. Mean densities were obtained considering the spatial aggregation ... of stations in a nested ANOVA model. No significant changes in the mean densities of several species ... Abstract: The survey comprised 51 bottom trawl hauls taken in subarea 48.3. Of these, one was ... discarded due to net damage. About 80% of the hauls were taken in the shelf of South Georgia Islands (41 ...
Meeting Document : WG-FSA-97/47 : Autor(es): Prenski, B., Calcagno, J., Marschoff, E.R., Gonzalez, B.
-
Metabarcoding analysis of zooplankton collected from Division 58.4.1 in 2014/15 using NGS platform
biodiversity of zooplankton in the Indian Ocean of Antarctica, Division 58.4.1 in 2014/15. Compared with the ... environmental changes in the Antarctic Ocean ecosystem. We here applied the metabarcoding method to analyze the ... previous method, next generation sequencing (NGS) using Miseq platform produces the large amount of ... large-sized (>1 mm) and small-sized (< 1mm) fractions, respectively. Based on the low numbers of ...
Meeting Document : WG-EMM-16/33 : Autor(es): Delegation of the Republic of Korea
-
Detection of anti-brucella antibodies in Weddell seals (Leptonychotes weddellii) from Cape Shirreff, Antarctica
immunoassay: Compelisa®?(Veterinary Laboratories Agency, UK) and c-ELISA (FAO/IAEA, 1994). In five of the ... bacteria of the genus Brucella in L. weddellii and point out the necessity of complementary studies to know ... the etiology and their infection epidemiology in this region of the world. Author(s): O. Blank, P ... Abstract: A serological study was initiated to determine the presence of anti-Brucella antibodies ...
Meeting Document : WG-EMM-01/48 : Autor(es): O. Blank, P. Retamal, P. Abalos and D. Torres (Chile)
-
Preliminary model of krill fishery behaviour in Subarea 48.1
fishery in Subarea 48.1 and estimates the effort applied and the catch of krill in fine-scale squares ... March, compare favourably with the general distribution of catches in Subarea 48.1. A number of ... the management option of closing the zones around Livingston and Elephant Islands in alternate years ... Abstract: A simple deterministic model is described which models the behaviour of the krill ...
Meeting Document : WG-KRILL-93/14 : Autor(es): D.J. Agnew (Secretariat)
-
Evaluating methods to assess yield of Patagonian toothfish (Dissostichus eleginoides) in CCAMLR Division 58.5.2
currently being used for Patagonian toothfish in Division 58.5.2, the types of data and observations of the ... Subgroup on Assessment Methods workshop to be held prior to the meeting of WG-FSA in 2005. These results ... will be presented in an updated version of this paper provided to the workshop. Author(s): A.J ... Abstract: This paper describes aspects of the Management Strategy Evaluation (MSE) being ...
Meeting Document : WG-FSA-05/69 : Autor(es): A.J. Constable, I. Ball, B. Raymond, S. Candy, R. Williams (Australia) and A. Dunn (New Zealand)
-
Population assessment of Patagonian toothfish in Subarea 48.4 – 2011 update
Abstract: In this paper we update the assessment of D. eleginoides in the northern half of ... catch at age model generates a yield of 52 tonnes based on CCAMLR decision rules. In 2006 the northern ... , and for the purpose of the experimental work leading to a stock assessment. Data collected in the ... management of D. eleginoides in the northern half of 48.4, but to date insufficient information has been ...
Meeting Document : WG-FSA-11/38 : Autor(es): J. Roberts, R. Mitchell and R. Wakeford (United Kingdom)
-
Entanglement of Antarctic fur seals Arctocephalus gazella in man made debris at Signy Island, South Orkney Islands, 1998/99
parallel study undertaken at Bird Island, South Georgia in 1998/99. These indicated that the number of ... entangled in other areas, such as South Georgia, where fishing activity is higher. The continued presence of ... Abstract: The results of the third annual survey of entanglement of Antarctic fur seals at Signy ... Island, South Orkney Islands are reported for the 1998/99 summer season. There were ten sightings of ...
Meeting Document : SC-CAMLR-XVIII/BG/06 : Autor(es): Delegation of the United Kingdom
-
Peculiarities of Euphausia superba size composition in Statistical Subarea 48.2 (South Orkney Islands)
E.superba was undertaken by means of comparision of various size groups of curstacean distribution in the ... maxima, than in the norhtern part of the region. These featurese are concerned mainly to E.superba with ... only in the southern part of the region, but also in eastern and especially to its north-east parts. In ... . Picture complicated due to system of current, namely advection of Weddell Sea waters to the north in ...
Meeting Document : WG-KRILL-91/11 : Autor(es): V.I. Latogursky and R.R. Makarov (USSR)
-
Catchability of midwater trawls in relation to krill fishery
, krill aggregations distribution in the study area is discussed. It is shown that while the trawl ... selectivity affects krill length composition in each trawl sample, the trawl catchability affects the ... estimation of total krill lengths distribution, obtained on the basis of trawl samples from different catched ... in the study area. Several approaches to trawl samples processing are discussed. It is shown that the ...
Meeting Document : WG-EMM-98/20 : Autor(es): S.M. Kasatkina (Russia)