Search results
-
Assessment models for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea including data from the 2005/06 season
model for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea (Subareas 88.1 and SSRUs 88.2A–B ... reference case resulted in a much higher estimate of initial biomass, though this appeared to be almost ... better explain these data resulted in estimates of initial and current biomass that were very similar to ... those presented in 2005. The inclusion of the 2005 tag-release and the 2006 tag-recapture data had a ...
Meeting Document : WG-FSA-06/60 : Author(s): A. Dunn and S.M Hanchet (New Zealand)
-
Investigation of bias in the mark–recapture estimate of toothfish population size at South Georgia
tag placements and recapture effort, on bias in the Petersen estimate. It does so by constructing a ... encountered a high CPUE box and upwards in a low CPUE box so that they were retained in high CPUE boxes. The ... distribution of tags and/or fishing effort; by ideal we mean that either tagging or fishing effort was in ... concentrated away from tag concentrations, or overly concentrated in them, the Petersen estimator either over ...
Meeting Document : WG-FSA-SAM-05/6 Rev. 1 : Author(s): D.J. Agnew, G.P. Kirkwood, J. Pearce and J. Clark (United Kingdom)
-
Changes to seabird avoidance regulations in Alaska demersal longline fisheries based on scientific research on effectiveness of mitigation measures
existing regulations for seabird avoidance measures required in the groundfish and halibut demersal ... Washington Sea Grant Program (WSGP) on the effectiveness of seabird avoidance measures in the longline ... report. The report, “Solutions to Seabird Bycatch in Alaska’s Demersal Longline Fisheries”, is available ... at http://www.wsg.washington.edu/pubs/seabirds/seabirdpaper.html and was submitted to CCAMLR in 2001 ...
Meeting Document : WG-FSA-02/53 : Author(s): K.S. Rivera (USA)
-
Entanglement of Antarctic fur seals Arctocephalus gazella in man made debris at Bird Island, South Georgia during the 1998 winter and 1998/99 pup-rearing season
here. The number of seals observed entangled in the winter (13) represented an 86 % increase on the ... records started. Two animals (15 %) were entangled in polypropylene straps, down by 50 % on the 1997 ... entangled in the summer (24) was the fourth lowest total recorded, being 84 % more than the 1997/8 summer ... . Entanglements in polypropylene straps was the third lowest recorded, up 29% on 1997/98 but 93% less than the ...
Meeting Document : SC-CAMLR-XVIII/BG/05 : Author(s): Delegation of the United Kingdom
-
REVIEW OF CCAMLR ACTIVITIES ON MONITORING MARINE DEBRIS IN THE CONVENTION AREA
in Area 48. Overall non-fishing debris items (mostly packaging items) have made up the majority of ... prohibition (for securing bait boxes) or restricted use (other plastic packaging bands) in Conservation ... Measure 26-01. There is no evidence of a decrease in the occurrence of marine debris over the past 10 ... Island and Signy Island, South Orkney in the last decade has decreased from the numbers reported in the ...
Meeting Document : WG-FSA-08/09 : Author(s): Secretariat
-
Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Signy Island, South Orkney Islands 1996/97
seen on 12 seals, all of which were juvenile males. Five entangled seals were observed in an area ... parallel study undertaken at Bird Island (UK), South Georgia in 1996/97. Although synthetic line and ... entangled in these items at Signy Island (50% and 42% respectively) than at Bird Island (22% and 33 ... reported at Signy Island compared with only 20 entanglements recorded at sites in the South Shetland ...
Meeting Document : SC-CAMLR-XVI/BG/07 : Author(s): Delegation of the United Kingdom
-
Incidental mortality of seabirds associated with longline fishing in Subarea 48.3 – preliminary results of scientific observations onboard the Chilean longliner, Puerto Ballena, from March to May 1996
Abstract: Estimates of the number of seabirds taken incidentally in longline fisheries on ... observations on the by-catch of seabirds during a cruise of the Chilean longliner 'Puerto Ballena' in ... dead white-chinned petrels were reported by the observer and crew members. In addition 21 black-browed ... setting of lines had been restricted to nighttime as required in order to comply with Conservation Measure ...
Meeting Document : WG-FSA-96/31 : Author(s): Selling, J., Kock, K.-H.
-
Precautionary measures for a new fishery on Martialia hyadesi (Cephalopoda, Ommastrephidae) in the Scotia Sea: an ecological approach
Abstract: In anticipation of the development of a new fishery for the oceanic squid Martialia ... hyadesi in the Scotia Sea a revision is presented of annual consumption of the species by higher predators ... season. A conservative estimate for total annual consumption by higher predators in the Scotia Sea is ... . hyadesi spawns in winter/spring, probably has a two year life cycle and, in common with other ...
Meeting Document : WG-FSA-96/20 : Author(s): Rodhouse, P.G.
-
Gap analysis: comparing CCAMLR’s port state measures with those in the FAO Agreement on Port State Measures to Prevent, Deter and Eliminate Illegal, Unreported and Unregulated Fishing
; they are not effective enough in deterring the activities of IUU operators; and they do not establish ... . CCAMLR, despite having a number of effective port State measures, needs to improve its regime. In ... engaged in other fisheries. It is important that CCAMLR aligns its measures with those of the PSMA and ... encourages its members to expeditiously sign and ratify the agreement, in order to address difficulties of ...
Meeting Document : CCAMLR-XXIX/BG/25 : Author(s): ASOC Observer
-
Bird Exclusion Devices for use in CCAMLR Longline Fisheries
seabirds in the course of longline fishing or longline fishing research in the Convention Area' ... ' in Statistical Subareas 48.3, 58.6 and 58.7 and Statistical Divisions 58.5.1 and 58.5.2. In 2009 ... have been shown to achieve the operational characteristics in paragraph 1 of the annex. This recognises ... factors may be important. A BED configuration that demonstrates the two characteristics is shown in the ...
Page : Site Section: Fisheries