Résultats de la recherche
-
Review of CCAMLR activities on monitoring marine debris in the Convention Area
Abstract: The current status of national surveys on monitoring of marine debris and their impact ... on marine mammals and seabirds in the Convention Area has been reviewed. The CCAMLR Marine Debris ... Islands). Marine debris, principally packaging items, fishing gear, and wood items, reached a peak in the ... period 1994-1996 at Bird Island and Signy Island, but have declined thereafter. The level of marine ...
Meeting Document : SC-CAMLR-XXIII/BG/11 : Auteur(s): Secretariat
-
Contributions to the biology of cephalopods in Prydz Bay, Antarctica - a preliminary report
bottom near the shelf edge at the depth of 400- 600 m. No distinctive pattern in diel vertical movement ... was found for any of the species captured. Evidence suggests the existence of ontogenetic descent in ... and benthic fauna in Prydz Bay, Antarctica (Indian Ocean Sector) in January to March, 1991. A total of ... senei and several species of Pareledone. Psychroteuthis glacialis is reported to congregate on the ...
Meeting Document : SC-CAMLR-X/BG/09 : Auteur(s): Delegation of Australia
-
Report of the South Georgia groundfish survey (Subarea 48.3) in January 2006
the N and NE of South Georgia. Fish in spawning condition (Stage IV) were found at the eastern end of ... . Watts (United Kingdom) Title: Report of the South Georgia groundfish survey (Subarea 48.3) in January ... Abstract: The biennial South Georgia Groundfish Survey was undertaken in January 2006 on board ... the FPRV Dorada. Sixty-three random trawls were undertaken, with 12.3 tonnes of mackerel icesfish ...
Meeting Document : WG-FSA-06/51 : Auteur(s): M.A. Collins, C. Jones, J. Clark. S. Fielding, J. Slakowski, T. North, W. Reid and J. Watts (United Kingdom)
-
RESULTS OF INVESTIGATIONS ON ANTARCTIC TOOTHFISH D. MAWSONI NORMAN, 1937 (PERCIFORMES,NOTOTHENIIDAE) FEEDING IN SUBAREA 48.6 SSRU E DURING THE 2008/09 SEASON
mawsoni) from the bottom longline catches in the Lazarev Sea were carried out. The analysis of food ... Abstract: For the first time, the investigations on feeding of Antarctic toothfish (Dissostichus ... composition for males and females in the eastern Lazarev Sea showed that dominant food objects for individuals ... ), and grenadier (Macrourus whitsoni). During the investigation period the total indices of fullness of ...
Meeting Document : WG-FSA-09/25 : Auteur(s): A.F. Petrov and V.A. Tatarnikov (Russia)
-
Growth of krill around the South Orkney Islands in 1989/90
Abstract: On the grounds of materials collected by biologists-02servers from October 1989 to June ... 1990 near South Orkney Islands the growth of males and females are characterized according to size ... distinguished. Period of the intensive growth of the males continued from December to April, and for the females ... 8-10 mm. The rate of growth for the males was higher among the small specimens and vice versa for ...
Meeting Document : WG-KRILL-93/36 : Auteur(s): V.I. Latogursky (Russia)
-
A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2016 random stratified trawl survey
the population. These projections indicate that catches of 561 t in the 2016/17 season and 402 t in ... Abstract: The annual Random Stratified Trawl Survey was undertaken in Division 58.5.2 in the ... icefish population structure, abundance and yield for the area of Division 58.5.2 to the west of 79 o 20 ... : A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on ...
Meeting Document : WG-FSA-16/26 : Auteur(s): D. Maschette and D. Welsford
-
Some comments on the procedure of krill target strength assessment in echosurveys
: assessment of MSBS (MVBS) acoustic parameter distribution and krill length (weight) distribution in the study ... . Application of the proposed method of mean weighted TS 1 kg estimation provides the biomass estimation ... Abstract: The impact of midwater trawl selectivity and catchability upon TS and TS 1 kg estimates ... area. The latter requires to settle a complex of problems which allow to consider the trawl as a ...
Meeting Document : WG-EMM-98/21 : Auteur(s): S.M. Kasatkina (Russia)
-
Revised research plan for the Spanish exploratory longline fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2: Fundamentals and procedures (this is a revision of WG-SAM-12/13)
Abstract: A revision of the research plan for the Spanish exploratory longline fishery for ... Dissostichus spp in Divisions 58.4.1 and 58.4.2, submitted to the XXXI-WG-SAM, taking into account the ... suggestions made by the Working Group is presented. Two methods to estimate the local biomass of the toothfish ... are proposed, a depletion experiment together with the tag of some specimens using the DeLury model ...
Meeting Document : WG-FSA-12/69 : Auteur(s): R. Sarralde, L.J López Abellán and S. Barreiro (Spain)
-
A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2015 random stratified trawl survey
catches of 482 t in the 2015/16 season and 357 t in the 2016/17 season. Author(s): D.C. Welsford ... Abstract: The annual Random Stratified Trawl Survey was undertaken in Division 58.5.2 in the ... population structure, abundance and yield for the area of Division 58.5.2 to the west of 79o 20’ E using ... (Australia) Title: A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2 ...
Meeting Document : WG-FSA-15/12 Rev. 1 : Auteur(s): D.C. Welsford (Australia)
-
A case of giant squid attack on Antarctic toothfish Dissostichus mawsoni Norman, 1937 (Perciformes, Nototheniidae) caught on bottom-set longline in the Ross Sea
Abstract: In the beginning of February 2005, during the hauling of bottom-set longline in the ... species belonging and size. On the opinion of the most competent specialist on squids in the Southern ... Ross Sea (East Antarctic) from the depth of 1480 m to the surface a very large squid taken a large ... by a longline hook, was hauled up to the board of longliner VOLNA. Squid was very active and did not ...
Meeting Document : WG-FSA-06/P3 : Auteur(s): Petrov, A.F.