Resultados de la búsqueda
-
SOUTHERN OCEAN SENTINEL: REPORT OF THE FIRST INTERNATIONAL WORKSHOP IN 2009
Abstract: The first international workshop on implementing a Southern Ocean Sentinel program was ... held at the CCAMLR Headquarters in Hobart in April 2009. The conclusions of that workshop are provided ... to WG-EMM for consideration along with an overview, the program and abstracts of the keynote ... presentations. A report of the workshop will be submitted to the Scientific Committee for its considerations in ...
Meeting Document : WG-EMM-09/37 : Autor(es): A.J. Constable
-
LENGTH-BASED ASSESSMENT FOR THE MACKEREL ICEFISH (CHAMPSOCEPHALUS GUNNARI) IN SUB-AREA 48.3
Abstract: The current assessment method for the mackerel icefish (Champsocephalus gunnari) in sub ... -area 48.3 employs the CMIX and GYM packages, deriving population numbers-at-age then projecting these ... numbers forward under the given harvest control rule to set a two-year TAC. One issue is the accurate ... identification of cohorts from the survey model, given the differential age structures observed in the population ...
Meeting Document : WG-SAM-09/15 : Autor(es): R.M. Hillary, D.J. Agnew and R. Mitchell (United Kingdom)
-
THE WHITE-CHINNED PETREL (PROCELLARIA AEQUINOCTIALIS) ON SOUTH GEORGIA: POPULATION SIZE, DISTRIBUTION AND GLOBAL SIGNIFICANCE
fisheries than probably any other seabird in the world, but the population impact of this mortality is ... poorly understood, partly because there have been no estimates of the species’ abundance in recent ... decades. The largest breeding aggregation, comprising the majority of the worldwide total, is believed to ... be on the sub-Antarctic island of South Georgia. We estimated the size of this population by ...
Meeting Document : WG-EMM-PSW-08/05 : Autor(es): A.R. Martin, S. Poncet, C. Barbraud, P. Fretwell and E. Foster (United Kingdom)
-
IMPLEMENTATION OF FOOSA (KPFM) IN THE EPOC MODELLING FRAMEWORK TO FACILITATE VALIDATION AND POSSIBLE EXTENSION OF MODELS USED IN EVALUATING KRILL FISHERY HARVEST STRATEGIES THAT WILL MINIMISE RISK OF LOCALISED IMPACTS ON KRILL PREDATORS
-structured harvest strategies for krill, has been implemented within the EPOC modelling framework. It also ... shows how the parameters developed for use in FOOSA can be adapted for use in EPOC. The paper has three ... main parts – an outline of the structure of EPOC, consideration of the general FOOSA structure that ... needs to be implemented and a description of the implementation of FOOSA in EPOC. The latter section ...
Meeting Document : WG-SAM-08/15 : Autor(es): A. Constable (Australia)
-
Modeling the growth dynamics of Antarctic krill
examine the growth dynamics of Antarctic krill, Euphausia superba. A system of coupled, ordinary ... differential equations was developed to describe the growth of krill between 2 and 60 mm. The metabolic ... processes included in the model were ingestion, assimilation efficiency, a baseline respiration. respiratory ... resulted in the transfer of individuals to the next highest size class (growth), whereas negative net ...
Meeting Document : WG-EMM-96/68 : Autor(es): Lascara, C.M., Hofmann, E.E.
-
Pre-spawning and spawning biology of the Patagonian toothfish, Dissostichus eleginoides, around South Georgia (Subarea 48.3)
Abstract: Samples gathered from research expeditions of the longliners Medvezhy (April-June 1986 ... ) as well as Maksheevo and Mirgorod (June-July 1992) have produced new data on the biology of the ... reproductive part of the Dissostichus eleginoides population in Subarea 48.3. Analysis and synthesis of these ... data have established the bathymetric distribution patterns for different size-groups of toothfish ...
Meeting Document : WG-FSA-92/13 : Autor(es): I.N. Konforkin and A.N. Kozlov (VNIRO, Moscow, Russia)
-
Determination of a statistically based survey area suitable for hydroacoustic stock assessment of Euphausia superba in the Elephant Island, King George Island, Bransfield Strait area
Abstract: The selection of a survey area of sufficient size to acount for the migratory behavior ... of krill and based on evaluating the variance structure of sampling within the area from a time ... stock. The two units of sub-area within the site exhibit different patterns of annual distribution, but ... the combined total standing stock has a consistent variance to mean biomass relationship that appears ...
Meeting Document : SC-CAMLR-VIII/BG/32 : Autor(es): Delegation of USA
-
Climate change and the role of CCAMLR
Abstract: Abstract Fishing magnifies the sensitivity of ecosystems to the effects of climate ... change. In the Southern Ocean, CCAMLR has the capacity to reduce this sensitivity by appropriately ... adapting fishing strategies. ASOC advocates that the role of CCAMLR in the climate change context continues ... to lie in: 1) coordinating with the Committed on Environmental Protection (CEP) in addressing climate ...
Meeting Document : CCAMLR-XXIX/BG/19 : Autor(es): ASOC Observer
-
Resolution of the Ukraine–Russian seminar ‘Climate, South Ocean Resources, CCAMLR and Antarctic krill’
Abstract: In September, 27-28, 2010, the Ukraine-Russian Seminar "Climate, South Ocean ... Resources, CCAMLR and Antarctic Krill" (CRAK-2010) has been held in Kyiv, Ukraine. The Seminar has been ... organized with the assistance of the State Committee of Fisheries of Ukraine, Kyiv National Taras Shevchenko ... University and under support of the Antarctic Krill Conservation Project (PEW, ASOC). On the seminar the key ...
Meeting Document : CCAMLR-XXIX/BG/35 : Autor(es): Delegation of Ukraine
-
Decadal trends in the South Georgia demersal fish assemblage
on the Shag Rocks and South Georgia Shelf region between 1986 and 2013. Consistent hotspots of fish ... biomass were seen across survey years. Species counts were highly variable across the shelf region and ... appeared to be linked to habitat type. Low diversity in species was seen consistently over the Shag Rocks ... shelf. There was no detectable change in species composition across the region over three decades. Eight ...
Meeting Document : WG-FSA-13/26 : Autor(es): M. Belchier (United Kingdom)