Résultats de la recherche
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Conservation Measure Conservation Measure 33-02 (2016)
Limitation of by-catch in Statistical Division 58.5.2 in the 2016/17 season Area: Division 58.5.2 ... Adopted at Meeting: CCAMLR-XXXV Period in Force: 2016- 2017 ... ) Limitation of by-catch in Statistical Division 58.5.2 in the 2016/17 season Species by-catch Area 58.5.2 ... Dissostichus eleginoides and Champsocephalus gunnari in Statistical Division 58.5.2 in the 2016/17 fishing ... season. 2. In directed fisheries in Statistical Division 58.5.2 in the 2016/17 season, the by-catch of ... mentioned in paragraph 2, and for which there is no other catch limit in force, shall not exceed 50 tonnes ...
Conservation Measure : 33-02 (2016)
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Compliance requirements for an orderly development of the krill fishery
in Statistical Division 58.4.2 Australia noted that while the scientific data supported an increase ... , such a large increase required the inclusion of other elements in the conservation measure to ... number of compliance measures that have proven successful in managing the toothfish fisheries that are ... catches at port in CM 10-03 (Port inspections of vessels carrying toothfish). o Components of CM 21-02 ...
Meeting Document : CCAMLR-XXVI/31 : Auteur(s): Delegation of Australia
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A krill–predator–fishery model for evaluating candidate management procedures
Statistical Area 48 amongst smaller spatial units in order to minimize the localized depletion of krill in ... necessary to evaluate these procedures in terms of their likely effects on krill and predator populations as ... well as fishery performance. This evaluation must be conducted in the context of considerable ... running the model in S-Plus and illustrate its use. Finally, we conclude that although our model ...
Meeting Document : WG-EMM-05/13 : Auteur(s): G.M. Watters, J.T. Hinke (USA), K. Reid and S. Hill (United Kingdom)
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An interlaboratory comparison of ages estimated for Dissostichus eleginoides from the Argentine Sea, southwest Atlantic Ocean
Abstract: To examine consistency among laboratories in age estimation of Patagonian toothfish and ... 124 fishes caughts in Argentine Sea (South West Atlantic) Ages were estimated by readers from National ... a clearer section. More hyaline bands were visible in the NIWA preparations, particularly near the ... otoliths could not be classified as easy to read, the clarity of their zones is quite similar in the South ...
Meeting Document : WG-FSA-04/45 : Auteur(s): M.C. Cassia (Argentina), P.L. Horn (New Zealand) and J.R. Ashford (USA)
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An ecosystem-based approach to management: using individual behaviour to predict the indirect effects of Antarctic krill fisheries on penguin foraging
Abstract: 1. Changes in species’ abundance and distributions caused by human disturbances can ... have indirect effects on other species in a community. Although ecosystem approaches to management are ... conditions on these interactions. In this study, we extended a behavioural model used previously to ... penguin foraging success and behaviour in adjacent breeding sites. 3. Increased fishing pressure offshore ...
Meeting Document : WG-EMM-03/34 : Auteur(s): S.H. Alonzo, P.V. Switzer and M. Mangel (USA)
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An exact time of release and recapture stock assessment model applied to Macquarie Island Patagonian toothfish (Dissostichus eleginoides)
estimated by incorporating a Petersen approach in a novel semi-parametric model using maximum likelihood ... released fish is assigned a length of time in the available population according to its estimated release ... abundance remaining in Aurora Trough was about 35% in the base-case model. In general, the selectivity model ... substantial decline in available abundance predicted by both models provides some evidence of large-scale ...
Meeting Document : WG-FSA-00/43 : Auteur(s): G. Tuck, W. de la Mare, W. Hearn, R. Williams, A. Smith, X. He and A. Constable (Australia)
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PREDICTING SPECIES DISTRIBUTIONS FROM MUSEUM AND HERBARIUM RECORDS USING MULTI-RESPONSE MODELS FITTED WITH MULTIVARIATE ADAPTIVE REGRESSION SPLINES
methods for using these data. Such methods must, in particular, accommodate the difficulties caused by ... models (GAMs) that are commonly and successfully used in modelling species distributions, but has ... particular advantages in its analytical speed and the ease of transfer of analysis results to other ... dominant environmental drivers of variation in species composition. We use data from 226 species from six ...
Meeting Document : WS-VME-09/P02 : Auteur(s): Elith, J., Leathwick, J.
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Fisheries risks to the population viability of black petrel (Procellaria parkinsoni)
1.2% and 3.1% per year. Mark-recapture data were useful in estimating demographic parameters, like ... spend an average of 1.2 y in the colony as pre-breeders, with only 3% skipping the pre-breeder phase. Of ... birds that appear in the study area as pre-breeders and survive to breed, only 68% do so in the study ... area. Once birds start breeding, their annual survival rate is 0.89, 80% breed each year, and of those ...
Meeting Document : WG-SAM-10/P01 : Auteur(s): R.I.C.C. Francis and E.A. Bell (New Zealand)
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Conservation Measure Conservation Measure 178/XVIII (1999)
Limitation of the By-catch in Statistical Division 58.5.2 in the 1999/2000 Season Area: Division ... 58.5.2 Adopted at Meeting: CCAMLR-XVIII Period in Force: 1999- 2000 ... Limitation of the By-catch in Statistical Division 58.5.2 in the 1999/2000 Season 1. There shall be no ... directed fishing for any species other than Dissostichus eleginoides and Champsocephalus gunnari in ... Statistical Division 58.5.2 in the 1999/2000 fishing season. 2. In directed fisheries in Statistical Division ... 58.5.2 in the 1999/2000 season, the by-catch of Channichthys rhinoceratus shall not exceed 150 tonnes ...
Conservation Measure : 178/XVIII (1999)
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Histopathology of Antarctic krill (Euphausia superba) bearing black spots
Abstract: In Antarctic krill, Euphausia superba, sampled by a Japanese scientific observer ... onboard a krill fishing vessel in the winter of 2003 and 2006 in the South Georgia region, the Antarctic ... strains were also confirmed by in situ hybridization for 16S rRNA. The melanized nodules were almost ... secondary. The development of the tumor-like cell mass in the gonad may be the primary condition, although ...
Meeting Document : WG-EMM-07/29 : Auteur(s): S. Miwa, T. Kamaishi, T. Matsuyama, T. Hayashi and M. Naganobu (Japan)