Search results
-
A Petersen tag-recapture preliminary population assessment of Antarctic toothfish in CCAMLR Subarea 48.4 based on data for the 2009–2014 fishing seasons
Abstract: The stock of Antarctic toothfish (D. mawsoni) in CCAMLR subarea 48.4 was estimated from ... tagging returns to be 1,027 tonnes during the 2013/14 season. In previous years the harvest rate used for ... Patagonian toothfish (D. eleginoides) in Subarea 48.3 (γ = 0.038) has been used as a precautionary harvest ... tag-recapture preliminary population assessment of Antarctic toothfish in CCAMLR Subarea 48.4 based on ...
Meeting Document : WG-FSA-14/30 Rev. 1 : Author(s): V. Laptikhovsky, R. Scott, M. Söffker, T. Earl and C. Darby (United Kingdom)
-
A single-area stock assessment model of Antarctic toothfish (Dissostichus mawsoni) in SSRU 88.2E for the 2004/05 season
model for Antarctic toothfish (Dissostichus mawsoni) in SSRU 88.2E. The model structure was assumed to ... be the same as used for the Antarctic toothfish in the Ross Sea (see Dunn et al. 2005b), except that ... some evidence of non-convergence, particular in the declining right-hand limb of the fishing ... maturity ogive, there was a significant biomass of mature, but ‘invulnerable’ fish in the projection period ...
Meeting Document : WG-FSA-05/31 : Author(s): A. Dunn, D.J. Gilbert and S.M. Hanchet (New Zealand)
-
Defining fishing grounds in the Scotia Sea
Abstract: This paper provides a method for delineating krill fishing grounds in Area 48 based on ... commercial catch data for the region held in the CCAMLR database. It also summarises available information on ... is judged by that location providing a reasonable catch in a given year and that the catch remains ... catch, such that locations would generally only be considered for inclusion in a fishing ground if their ...
Meeting Document : WG-EMM-02/40 Rev. 1 : Author(s): I.R. Ball and A.J. Constable (Australia), S. Kawaguchi (Japan) and D. Ramm (CCAMLR Secretariat)
-
Examination of the skate by-catch from around South Georgia from one vessel in the 2000 longline toothfish season
recorded as-bycatch on one vessel in the South Georgia toothfish fishery, 2000. One further species could ... not be identified and was referred to as R. species 1. R. georgiana occurred in shallow water, the ... other two in deep water. The average catch rate was 0.23 rajids/1000 hooks. Distribution and length at ... the skate by-catch from around South Georgia from one vessel in the 2000 longline toothfish season ...
Meeting Document : WG-FSA-00/59 : Author(s): M. Endicott, D. Agnew and C. Nolan (United Kingdom)
-
Description of fishing gear and procedures of setting / hauling of Spanish longline system for toothfish in CCAMLR area
Abstract: Although Spanish longline has been used in CCAMLR fisheries for a number of years ... , detailed information on the fishing gear and the procedures for setting/hauling has not been described in ... detail and is not currently included the CCAMLR gear library. In order to contribute to the assessment of ... : Description of fishing gear and procedures of setting / hauling of Spanish longline system for toothfish in ...
Meeting Document : WG-FSA-11/53 : Author(s): T. Jung and H.J. Choi (Republic of Korea)
-
Distribution of salps near the South Shetland Islands; their ecological significance in the area
krill biomass in the area. Two species; Salpa thompsoni and Ihlea racovitzai were found, and the former ... the high-chlorophyll a area, in contrast, salps exhibited high biomass in the area of low chlorophyll ... : Distribution of salps near the South Shetland Islands; their ecological significance in the area Approval ...
Meeting Document : WG-KRILL-93/17 : Author(s): J. Nishikawa, M. Naganobu, T. Ichii and K. Kawaguchi (Japan)
-
Surveys of breeding penguins and other seabirds in the South Shetland Islands, Antarctica, January – February 1987
Abstract: Surveys of the South Shetland Islands, Antarctica in 1987 provided data on the size and ... estimate of 1,618,370 to 2,084.570 breeding Chinstrap Penguins, the most abundant penguin in the study area ... low search effort in the past. Author(s): W.D. Shuford and L.D. Spear (USA) Title: Surveys of ... breeding penguins and other seabirds in the South Shetland Islands, Antarctica, January – February 1987 ...
Meeting Document : SC-CAMLR-VI/BG/19 : Author(s): W.D. Shuford and L.D. Spear (USA)
-
Correlation of sea-surface temperature in Ross Sea, Weddell Sea and the sea off Peru for the ice analysis
Abstract: Following the note by the Working Group in paragraph 4.21 in WG-SAM-17 report on the ... phenomena such as El Niño/El Niño Southern Oscillation or rising temperatures/increased variability in the ... , T. Ichii and T. Okuda Title: Correlation of sea-surface temperature in Ross Sea, Weddell Sea and ...
Meeting Document : WG-FSA-17/08 : Author(s): T. Namba, T. Ichii and T. Okuda
-
A RE-ANALYSIS AND UPDATE OF THE ANTARCTIC KRILL BIOMASS IN THE SOUTH SHETLAND ISLANDS, THROUGH 2011
. Recent changes in the acoustic methodology and target strength models are the basis for the recalculation ... biomass in the northern Gerlache Strait, an area of just over 1100 km2, exceeded 110 g m-2 which results ... in a biomass of more than 128 000 tons. Refining biomass estimates and estimates of recruitment will ... help to better inform CCAMLR about the status and trends of krill in Area 48.1 an area experiencing the ...
Meeting Document : WG-EMM-11/26 : Author(s): A. Cossio, C. Reiss and R. Driscoll (USA)
-
Seal mitigation measures on trawl vessels fishing for krill in CCAMLR Subarea 48.3.
) in Siena, Italy, the UK reported on the by-catch of fur seals (Arctocephalus gazella) in the krill ... fur seal deaths in the fishery. WG-EMM requested that the UK provide further details of the methods ... entanglements on krill vessels fishing around South Georgia in the 2004 fishing season. The measures implemented ... trawl vessels fishing for krill in CCAMLR Subarea 48.3. Approval: Approved ...
Meeting Document : WG-FSA-05/P1 : Author(s): Charman, C., Clark, J., Hooper, J., Agnew, D.