Résultats de la recherche
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Estimation of catch rate and mean weight in the exploratory Dissostichus fisheries across Divisions 58.4.1 and 58.4.2 using generalised additive models
these fisheries. Analyses of C2 catch rate and mean weight data from 2484 longline hauls conducted ... between 2003 and 2011 enabled the development of generalised additive mixed models that were then used to ... make predictions of catch rate and mean weight across fishable depths in both Divisions. Catch rates ... , with most locations within fishable depths predicted to have catch rate of less than 100 kg per 1000 ...
Meeting Document : WG-FSA-11/35 : Auteur(s): D.C. Welsford (Australia)
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ANALYSIS OF ROSS SEA TAGGING AND RECAPTURE RATES
Abstract: 1. A dataset of all possible combinations of release nation, recapture nation, release ... year and recapture year for tags released and recaptured in the same SSRUs on the slope of 88.1 was ... (caught), all in numbers. 2. The overall size of the dataset was 734 combinations of release year ... the same. 3. This method could be used to identify groups of nations that have similar reporting rates ...
Meeting Document : WG-SAM-08/07 : Auteur(s): D.J. Agnew (UK)
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Characterisation of Muraenolepis species by-catch in the CCAMLR Convention Area
taxonomy of the group is needed and the number of species is uncertain. The few biological studies ... published suggest a relatively fast growing, semelparous, life history with a maximum age of 11 years. The ... estimate of K from the growth function for specimens assumed to be M. evseenkoi is much higher than for ... localised area of high catch rates occurs on Iselin Bank on Ross Sea slope. However, effects of fishing on ...
Meeting Document : WG-FSA-12/50 : Auteur(s): S. Parker, P. McMillan and P. Marriott (New Zealand)
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First global census of the Adélie penguin
Abstract: We report on the first global census of the Adélie Penguin (Pygoscelis adeliae ... ), achieved using a combination of ground counts and satellite imagery, and find a breeding population 53 ... report on 17 previously unknown colonies. We think 11 of these previously unknown colonies may be recent ... colonizations. These recent colonizations represent approximately 5% of the increase in known breeding ...
Meeting Document : WG-EMM-14/P05 : Auteur(s): H.J. Lynch and M.A. LaRue
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A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2015 random stratified trawl survey
vicinity of Heard Island during May 2015. This paper provides a preliminary assessment of mackerel icefish ... population structure, abundance and yield for the area of Division 58.5.2 to the west of 79o 20’ E using ... catches of 482 t in the 2015/16 season and 357 t in the 2016/17 season. Author(s): D.C. Welsford ... (Australia) Title: A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2 ...
Meeting Document : WG-FSA-15/12 Rev. 1 : Auteur(s): D.C. Welsford (Australia)
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Strengthening the joint work of the CEP and SC-CAMLR on climate change
Abstract: ASOC strongly supports the decision of ATCM XXXVIII to hold a second joint workshop ... outcomes for the workshop, including: agreeing on a scientific baseline; compiling overviews of existing ... a process for information updates and exchange; considering mechanisms for temporary protection of ... areas affected by rapid climate events such as the collapse of an ice shelf; considering possible ...
Meeting Document : SC-CAMLR-XXXIV/BG/29 : Auteur(s): Submitted by ASOC
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A characterisation of the toothfish fishery and tagging programme in the Amundsen Sea region (SSRUs 88.2C–H) through 2015–16
Abstract: This report provides a characterisation of the toothfish fishery and associated tagging ... 88.2C-G) into four smaller research blocks in order to increase the likelihood of recaptures of ... previously tagged toothfish. In 2015/16, a total of 9 inter-season tagged fish were recaptured in these ... research blocks, confirming the utility of this approach to recapture tagged fish, and providing key ...
Meeting Document : WG-FSA-16/45 : Auteur(s): K. Large, S. Parker and S. Hanchet
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The preliminary report on the survey in Subarea 48.2 in 2017 (the third year of the planned 3-year-old investigations)
Abstract: The third year survey and observations of Dissostichus spp. in statistical subarea 48.2 ... on board the Ukrainian vessel SIMEIZ were conducted in accordance with the recommendations of the ... one of the second year and approved by WGs SAM, FSA and SC CCAMLR. Obtained data will be used for the ... future biomass estimation of the target species and making decision for the future fishing on that ...
Meeting Document : WG-SAM-17/25 : Auteur(s): Delegation of Ukraine
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The preliminary report on the survey in Subarea 48.2 in 2018 (the fourth year of the planned 5-year-old investigations)
Abstract: The fourth year survey and observations of Dissostichus spp. in statistical subarea ... 48.2 on board the Ukrainian vessel SIMEIZ were conducted in accordance with the recommendations of the ... the one of the second year and approved by WGs SAM, FSA and SC CCAMLR. Obtained data will be used for ... the future biomass estimation of the target species and making decision for the future fishing on that ...
Meeting Document : WG-SAM-18/28 : Auteur(s): Delegation of Ukraine
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Protocols for trawl sampling, recording of biological data, and hydrography for the 2019 International synoptic krill survey in Area 48
the CCAMLR 2000 Survey has demonstrated that standardization of equipment and methods is one of the ... CCAMLR 2000 Survey. The aim is to facilitate a joint understanding of the field and laboratory work in ... comparable and high-quality data. This will hopefully enable the establishment of a uniform and valuable ... database of comparable quality with data obtained through the CCAMLR 2000 Survey and other more recent ...
Meeting Document : WG-EMM-18/23 : Auteur(s): T. Knutsen, B. Krafft, A. Renner, G. Skaret, G.J. Macaulay and O.A. Bergstad