Search results
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Preliminary analyses of an ectoparasite Eubrachiella antarctica as a marker for stock discrimination of Antarctic toothfish in the Ross Sea
for parasites in Small Scale Research Units (SSRUs) 88.1C, 88.2E and 88.2F; and two fish per set in SSRUs 88.1H ... - 88.1J. Up to 15 E. antarctica, one from each of the first fifteen sets in each SSRU, were dissected out ... with large scale sampling in future years. Author(s): P.J. Smith, A. McKenzie and L. Tubbs (New Zealand ... for parasites in Small Scale Research Units (SSRUs) 88.1C, 88.2E and 88.2F; and two fish per set in SSRUs 88.1H ...
Meeting Document : WG-FSA-06/28 : Author(s): P.J. Smith, A. McKenzie and L. Tubbs (New Zealand)
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Patagonian toothfish tagging study plan in the southwest Atlantic (FAO Area 41)
Patagonian toothfish over two fishing years. Since this work is highly exploratory and will represent one ... Patagonian toothfish over two fishing years. Since this work is highly exploratory and will represent one ...
Meeting Document : WG-SAM-2019/12 : Author(s): C.H. Lam, K.J. Park, J. Lee and S.-G. Choi
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Precautionary measures for a new fishery on Martialia hyadesi (Cephalopoda, Ommastrephidae) in the Scotia Sea: an ecological approach
. M. hyadesi spawns in winter/spring, probably has a two year life cycle and, in common with other ... , probably has a two year life cycle and, in common with other ommastrephids, is semelparous. It is proposed ... of the dependent species. Most predators that have been studied consume M. hyadesi during the first year of its ... been studied consume M. hyadesi during the first year of its life cycle. Fishing on M. hyadesi after ...
Meeting Document : WG-FSA-96/20 : Author(s): Rodhouse, P.G.
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Demersal fish communities in the Ross Sea region of Antarctica: comparisons between video and trawl survey methods
spanning the continental shelf, northern continental slope, abyssal plain, and two seamounts were sampled ... using the towed camera and at least one of the trawl types, allowing direct comparisons between sampling ... provide complementary information and if used together could be effective in routine assessments ... , northern continental slope, abyssal plain, and two seamounts were sampled using the towed camera ...
Meeting Document : WG-FSA-12/51 : Author(s): D.A. Bowden, S.M. Hanchet and P.M. Marriott (New Zealand)
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An integrated assessment model for Antarctic krill: progress update
for most combinations of samples grouped by year, area, and leg was somewhat lower when it was extrapolated ... estimates of total population abundance for most years and areas when the input data were based on net ... in the population. Thus the integrated model estimated two population sizes, the "vulnerable" population ... combinations of samples grouped by year, area, and leg was somewhat lower when it was extrapolated from net ...
Meeting Document : WG-EMM-12/27 : Author(s): D. Kinzey, G. Watters and C. Reiss (USA)
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Estimation of natural mortality for the Patagonian toothfish at Heard and McDonald Islands using catch-at-age and aged mark-recapture data from the main trawl ground
using proportions-at-length and fishery and year specific age length keys (ALKs) for years 1998 to 2008 ... to obtain recapture numbers by age class. Two alternative estimation models were programmed in R, based ... on alternative ordinary differential equations (ODE) for within-year population dynamics. These are the BODE ... of these two models for estimation of M used simulation. In application to the data obtained for the HIMI main ...
Meeting Document : WG-FSA-10/41 : Author(s): S. Candy, D. Welsford, T. Lamb, J. Verdouw and J. Hutchins (Australia)
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Informing and seeking advice from WS-SM 2018 about the revisions of the WSMPA proposal
the remit of, or might be of interest to participants at the WS-SM 2018: Unifying the previously two ... the remit of, or might be of interest to participants at the WS-SM 2018: Unifying the previously two ... and will submit a revised CM proposal to CCAMLR 2018. This document informs The Workshop on Spatial Management (WS ... -SM-2018) about the following revisions carried out to the WSMPA proposal which would fall under ...
Meeting Document : WS-SM-18/08 : Author(s): S. Hain, K. Teschke, H. Pehlke and T. Brey
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ESTIMATION OF IUU CATCHES OF TOOTHFISH INSIDE THE CONVENTION AREA DURING THE 2009/10 FISHING SEASON
2010 to take into account new information submitted in respect of two vessels fishing in Divisions ... was also requested to provide revised estimates for gillnet catches for previous years and estimates of IUU ... to take into account new information submitted in respect of two vessels fishing in Divisions 58.4.1 ... to provide revised estimates for gillnet catches for previous years and estimates of IUU catches of both ...
Meeting Document : WG-FSA-10/06 : Author(s): Secretariat
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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
1981, 1984 and 1978-1989 permitted resolution of inter-year differences in standing stock. The two ... of data from 1981, 1984 and 1978-1989 permitted resolution of inter-year differences in standing stock ... . The two units of sub-area within the site exhibit different patterns of annual distribution ... relatively uniform from year to year. Using only sub-area biomass leads to an ambiguous interpretation ...
Meeting Document : SC-CAMLR-VIII/BG/32 : Author(s): Delegation of USA
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An updated spatially explicit population dynamics operating model for Antarctic toothfish in the habitable depths of the Ross Sea region
. In the previous model reproductive parameters (proportion maturing and proportion spawning) were derived from two ... that a proportion of the mature fish spawn each year. The model estimation of the maturity ogive is now similar ... . In the previous model reproductive parameters (proportion maturing and proportion spawning) were derived from two ... that a proportion of the mature fish spawn each year. The model estimation of the maturity ogive is now similar ...
Meeting Document : WG-SAM-14/31 : Author(s): S. Mormede, A. Dunn, S. Parker and S. Hanchet (New Zealand)