Search results
-
Information on the status of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps in the lower South Shetland Islands, derived from the 2000–2006 monitoring program at Potter Cove
at Potter Cove Abstract / Description: The long-term monitoring program of demersal fish at inshore sites ... -commercially fished Notothenia coriiceps is still evident. At Potter Cove, despite an overall increasing trend ... The long-term monitoring program of demersal fish at inshore sites of the South Shetland Islands ... fished Notothenia coriiceps is still evident. At Potter Cove, despite an overall increasing trend ... of the inshore populations of N. rossii, N. gibberifrons and N. coriiceps. Materials and methods Fish were ... of the ANOVAs performed on total and relative catches of fish at Potter Cove. Source Sum of squares Degrees ... . CCAMLR, Hobart, Australia: 40 pp. Kock, K.-H. 1992. Antarctic Fish and Fisheries. Cambridge University ...
Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 83–87 : Author(s): Barrera-Oro, E.R. and E.R. Marschoff
-
Revised estimates of the area of the South Georgia and Shag Rocks shelf (CCAMLR Subarea 48.3)
48.3 have many benefits such as helping to provide more refined biomass estimates of demersal fish ... echosounder data were obtained from a range of ‘ships of opportunity’, including fish- ing and research ... . Sci., 21 (2): 171–174. GEBCO. 2003. General Bathymetric Chart of the Oceans, digital edition ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 167–175 : Author(s): Belchier, M. and P. Fretwell
-
Modifications to the Generalised Yield Model in 2004, version GYM501E.EXE
and the manner in which it was corrected. The recruitment series is the estimate of abundance of fish ... specifically for the case of surveys observing fish of ages one year younger than the recruitment age ... it was corrected. The recruitment series is the estimate of abundance of fish at the nominated ‘recruitment age ... of surveys observing fish of ages one year younger than the recruitment age and greater. This calculation ...
Meeting Document : WG-FSA-04/91 : Author(s): A.J. Constable (Australia)
-
Changes in the diet of the South Georgia shag Phalacrocorax georgianus at the South Orkney Islands along four consecutive years
, 1996, 1997 and 1998 breeding seasons. Demersal-benthic fish were by far the main prey, followed ... that the fisheries carried out in the area affected the structure and abundance of the fish populations ... breeding seasons. Demersal-benthic fish were by far the main prey, followed by molluscs (mainly octopods ... carried out in the area affected the structure and abundance of the fish populations, the comparison ...
Meeting Document : WG-EMM-00/8 : Author(s): R. Casaux and A. Ramón (Argentina)
-
On possibility of using acoustic method to improve quality of Champsocephalus gunnari biomass estimates in Subarea 48.3
-February 2000). Estimation of possible target strength values was made by a comparison to TS of other fish ... from the catches by midwater trawl to those estimated with TS in situ measurements for fish recorded ... ). Estimation of possible target strength values was made by a comparison to TS of other fish species having ... the catches by midwater trawl to those estimated with TS in situ measurements for fish recorded within ...
Meeting Document : WG-FSA-00/31 : Author(s): S. Kasatkina (Russia)
-
Diet composition of Champsocephalus gunnari in Subarea 48.3, Dr Eduardo Holmberg survey, February/ March 1994
Rocks; fish were found in the stomachs more frequently than in past seasons around South Georgia ... , in parallel with the virtual absence of mysids and Thysanoessa spp.. Krill was available for fish in common ... by the amphipod hyperiid Themisto gaudichaudii were the main prey items at South Georgia and Shag Rocks; fish were ... with the virtual absence of mysids and Thysanoessa spp.. Krill was available for fish in common levels, equivalent ...
Meeting Document : WG-FSA-94/27 : Author(s): E. Barrera-Oro, R. Casaux and A. Roux (Argentina)
-
An assessment of Chaenocephalus aceratus and Pseudochaenichthys georgianus in Subarea 48.3
in Subarea 48.3 since 1977 but have never been fully assessed by the Working Group on Fish Stock Assessment ... for these two species by assuming that 75% of the ‘unidentified fish’ caught by the Soviet Union in the years ... 1977 but have never been fully assessed by the Working Group on Fish Stock Assessment because of a lack ... by assuming that 75% of the ‘unidentified fish’ caught by the Soviet Union in the years 1977 to 1988 consisted ...
Meeting Document : WG-FSA-90/06 : Author(s): D.J. Agnew (Secretariat) and K.-H. Kock (Germany)
-
Research plan for toothfish in Divisions 58.4.4a and 58.4.4b by Shinsei Maru No. 3 in 2010/11
studies, sufficient tagging rate of 5 fish / ton will be conducted in the same manner as the 2009/10 ... survey, taking into account the need for completion of the survey and impact on the fish stock ... studies, sufficient tagging rate of 5 fish / ton will be conducted in the same manner as the 2009/10 ... survey, taking into account the need for completion of the survey and impact on the fish stock ...
Meeting Document : WG-SAM-10/15 : Author(s): Delegation of Japan
-
The 2014 annual random stratified trawl survey in the waters of Heard Island (Division 58.5.2) to estimate the abundance of Dissostichus eleginoides and Champsocephalus gunnari
were half the long-term average. Biological measurements were taken for 8,500 fish and lengths ... of a total of 18,000 fish were recorded. Otoliths were collected from 617 D. eleginoides, and 245 were tagged ... were half the long-term average. Biological measurements were taken for 8,500 fish and lengths ... of a total of 18,000 fish were recorded. Otoliths were collected from 617 D. eleginoides, and 245 were tagged ...
Meeting Document : WG-FSA-14/41 : Author(s): G.B. Nowara, T.D. Lamb and D.C. Welsford (Australia)
-
Long-distance movements of tagged Patagonian (Dissostichus eleginoides) and Antarctic toothfish (D. mawsoni)
distances after the Chilean research survey for Dissostichus spp. in Subarea 48.2 recaptured one tagged fish ... that the Secretariat update its previous meta-analysis of the long distance movement of tagged fish throughout ... the Chilean research survey for Dissostichus spp. in Subarea 48.2 recaptured one tagged fish in 2016 that had ... previous meta-analysis of the long distance movement of tagged fish throughout the CCAMLR area ...
Meeting Document : WG-FSA-16/25 Rev. 1 : Author(s): CCAMLR Secretariat