Résultats de la recherche
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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
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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)
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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)
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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)
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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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Notification for scientific research in 2019/20 under CM 24-01: Proposal for a winter longline survey of Antarctic toothfish in the northern region of Subareas 88.1 and 88.2
up in the spring, may provide access to a productive pagophilic ecosystem for feeding as well as a ... further east and north of the CCAMLR Convention area, which is bounded by latitude 60°S. Obtaining a ... spawning season is needed. We propose to conduct a scientific survey during the austral winter in the ... biological samples from a range of locations in the northern regions of Subarea 88.1 and 88.2 and begin in ...
Meeting Document : WG-SAM-18/09 : Auteur(s): Delegation of New Zealand
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Proposal for a winter longline survey of Antarctic toothfish in the northern region of Subareas 88.1 and 88.2
up in the spring, may provide access to a productive pagophilic ecosystem for feeding as well as a ... further east and north of the CCAMLR Convention Area, which is bounded by latitude 60°S. Obtaining a ... spawning season is needed. We propose to conduct a scientific survey during the austral winter in the ... biological samples from a range of locations in the northern regions of Subarea 88.1 and 88.2 and begin in ...
Meeting Document : WG-FSA-18/40 : Auteur(s): Delegation of New Zealand
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Conserving pattern and process in the Southern Ocean: designing a marine protected area for the Prince Edward Islands
Abstract: South Africa is currently proclaiming a Marine Protected Area (MPA) in the Exclusive ... ) contribute to a national and global representative system of MPAs; (2) serve as a scientific reference point ... petrels. This study employs systematic conservation planning methods to delineate a MPA within the EEZ ... species, benthic habitats and ecosystem processes, we used C-Plan software to delineate a MPA with three ...
Meeting Document : CCAMLR-XXV/BG/16 : Auteur(s): Delegation of South Africa
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Modelling growth of Antarctic krill: a new approach to describing the growth trajectory
from population-level data consisting of modal lengths obtained from a time sequence of length ... a step-growth function that combines models of instantaneous growth rate (IGR) at moult calibrated ... from direct measurements of individual pre- and post-moult krill sampled from the wild with a model of ... from the Indian Ocean sector we model IGR as a function of pre-moult length and season using linear ...
Meeting Document : WG-EMM-05/27 : Auteur(s): S. Candy and S. Kawaguchi (Australia)
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Is our attempt to estimate biomass of Antarctic fish from a multi-species survey appropriate for all targeted species? Notothenia rossii in the Atlantic Ocean sector – revisited
this species was one of the first conservation measures CCAMLR adopted in 1985. Fish biomass within a ... CCAMLR Subarea or part of a subarea is commonly estimated targeting a number of species including N ... violated in the case of N. rossii which shows an abundance which is extremely skewed in that a large ... acoustic survey combined with a number of identification hauls might be the most promising approach to ...
Meeting Document : WG-FSA-03/12 : Auteur(s): K.-H. Kock (Germany), M. Belchier (United Kingdom) and C.D. Jones (USA)