Résultats de la recherche

1. Temporal scales of foraging in a marine predator: implications for interpreting the distribution of prey

   success of a predator. In pelagic marine ecosystems, where prey is often patchily distributed, predators ... the surface, the time taken for a fur seal to locate a new patch after leaving an old one is an ... showed that fur seals foraged at two spatial distributions: (1) a fine-scale (median distance 0.18- 0.27 ... km) represented by short (5 rain) travel durations. In a study lasting 5 years, the distributions of ...

   Meeting Document : WG-EMM-95/23 : Auteur(s): Boyd, I.L.

2. Reproduction in Antarctic notothenioid fish - a review

   Abstract:  Abstract: Gonad maturation in Antarctic notothenioid fish is a biennial process ... % at spawning. Apart from a few nototheniid species the GSI of males is much less and typi6dlly only 15 ... autumn. Spawning time is remarkably constant among populations of some species, in others a latitudinal ... weight. It exceeds 100 000 eggs only in a few nototheniid species and is commonly in the order of 1000 to ...

   Meeting Document : SC-CAMLR-X/BG/12 : Auteur(s): Delegation of Germany

3. A SIMULATION MODEL FOR EVALUATING MANAGEMENT STRATEGIES TO CONSERVE BENTHIC HABITATS (VULNERABLE MARINE ECOSYSTEMS) WHICH ARE POTENTIALLY VULNERABLE TO IMPACTS FROM BOTTOM FISHERIES

   habitats.  Noting the paucity of data on the ecology of these habitats, this paper provides a practical ... requirement can be translated into a simple operational objective:  Maintain the quality of habitats above the ... ”, a categorisation fraught with difficulty.  Instead, it means that habitats for which this would not ... paper develops a simulation model for this task, representing key properties of the benthic system such ...

   Meeting Document : WG-SAM-09/21 : Auteur(s): A.J. Constable (Australia)

4. Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) – Version 2015 - Part B: Description of available spatial data

   justification for the development of a marine protected area (MPA) in the Weddell Sea planning area. In ... documents (Part A-C). SC-CAMLR-XXXIV/BG/15 (Part A) sets out the general context of the establishment of ... areas for a Weddell Sea MPA. Here, the delegation of Germany intends to update the Scientific Committee ... Weddell Sea planning area. Chapter 2 provides a systematic overview of the current data situation ...

   Meeting Document : SC-CAMLR-XXXIV/BG/16 : Auteur(s): Delegation of Germany

5. Results of the 2015 multi-Member longline survey for toothfish in the northern Ross Sea region (Subarea 88.2 SSRUs A–B) and proposal for 2016 operations

   Abstract:  The first year of a two-year and multi-member research survey using standardised ... 88.2A–B. The sampling strategy and data collection adhered to standards set in CM 41-10 (2014). A total ... in the survey. The gonadosomatic index showed a decreasing trend from west to east across the ... block-specific catch limits to ensure a greater spread of effort, and a higher level of scientific ...

   Meeting Document : WG-FSA-15/32 : Auteur(s): S.J. Parker, R.J.C. Currey (New Zealand), M. Söffker, C. Darby (United Kingdom), O. Godø (Norway) and A. Petrov (Russia)

6. A comparative morphometric analysis of sagittal otoliths of three icefishes (Channichthyidae) in Antarctic waters

   Abstract:  In the present study a comparative morphometric analysis of sagittal otoliths was ... gunnari) collected during a research survey carried out between January 23 and February 13, 2016, along ... differences between the left and right sagittae in BSDs, a univariate and multivariate ANOVA and MANOVA were ... showed a high discriminatory power to distinguish the left and right otoliths, with a total percentage of ...

   Meeting Document : WG-FSA-18/47 : Auteur(s): G. Plaza, C. Rodríguez-Valentino and P.M. Arana

7. A comparison of model predictions from KPFM1 and KPFM2

   seasonality into parameter estimates and a necessary change in the predator recruitment function of KPFM2 ... . These comparisons provide a preliminary indication that the substantial changes in the structure and ... logic of KPFM2 have not caused substantial changes in model results. In essence, KPFM1 has become a ... special case of KPFM2. KPFM2 thus offers a flexible framework with functionality that the user can opt to ...

   Meeting Document : WG-EMM-06/20 : Auteur(s): J. Hinke, G. Watters (USA), S. Hill and K. Reid (United Kingdom)

8. Project of a software catalog of skeletal elements from Antarctic fish species, including some identification facilities

   by bioenzyme and compared with the aim to provide a computer supported identification system ... , including a database of bone pictures and in the near future various identification keys as well, completed ... by a simple tool to compare the same skeletal elements of different species. In the database most of ... the skeletal elements of the cranial and axial skeleton (apart from a few bones of the neurocranium ...

   Meeting Document : WG-FSA-05/35 : Auteur(s): J. von Busekist, M. Vacchi and G. Albertelli (Italy)

9. CCAMLR course in survey design and execution – a possible way to assure intellectual continuity and renewal in WG-EMM

   Abstract:  A proposal to arrange a CCAMLR course in survey design and execution at KMRS is put ... and practical aspects of krill survey work by planning and performing a “miniature survey” in ... Gullmarsfjorden with the Nordic Krill Meganyctiphanes norvegica as a model organism. It is argued that such an ... in survey design and execution – a possible way to assure intellectual continuity and renewal in WG ...

   Meeting Document : WG-EMM-01/51 : Auteur(s): B. Bergström and M.A. Thomasson (Sweden)

10. Revised research plan for toothfish in Division 58.4.4 a and b by Shinsei Maru No. 3 in 2011/12

    Abstract:  A tagging survey in SSRUs B and C in Division 58.4.4 a & b was initiated in the ... structure, size, movement and growth of Dissostichus spp. in the centred area of Division 58.4.4 a & b ... 58.4.4 a & b) was estimated using simple Petersen, CPUE x area, and CPUE comparison methods. The ... small numbers of recapture. The estimations using other two methods were a half to a quarter smaller ...

    Meeting Document : WG-FSA-11/15 Rev. 1 : Auteur(s): K. Taki, T. Iwami and M. Kiyota (Japan)

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