Search results
-
Long-term observations from Antarctica demonstrate that mismatched scales of fisheries management and predator–prey interaction lead to erroneous conclusions about precaution
+ years of monitoring data, we show that expected penguin performance was reduced when local harvest rates ... observed to affect krill-dependent predators, like penguins. Using a hierarchical model and 30+ years ...
Meeting Document : WG-EMM-2019/11 : Author(s): G.M. Watters, J.T. Hinke and C.S. Reiss
-
DEMOGRAPHIC PATTERNS OF ANTARCTIC KRILL (EUPHAUSIA SUPERBA) EXPLAIN THE SPATIAL SEGREGATION OF BALEEN WHALES (MYSTICETI) AROUND THE SOUTH SHETLAND ISLANDS, ANTARCTICA
sampled over five years resulting in the most comprehensive linked whale-krill study in the SW Atlantic ... were sampled over five years resulting in the most comprehensive linked whale-krill study in the SW ...
Meeting Document : WG-EMM-09/33 : Author(s): J.A. Santora, C.S. Reiss, V.J. Loeb and R.R. Veit (USA)
-
Modelling krill recruitment
that: In fact no generality is lost if we put E[A,] = 1 everywhere, and so: If the recruitment in each year ... a krill population we need, in each year of a simulation, a random recruitment in terms of number ... of years are independent, identically distributed random variables. However, what we can estimate ... , and the model is exercised for n years without exploitation prior to calculating the mean unexploited ... other parameters consistent with the observed proportional recruitment parameters. A procedure is given ... for generating families of recruitment functions which are consistent with the statistical uncertainty ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 49–54 : Author(s): W.K. de la Mare
-
Climate variability in the western Antarctic peninsula region
the complexity of polar feedback mechanisms. The more than 45 year Faraday air temperature record shows ... of polar feedback mechanisms. The more than 45 year Faraday air temperature record shows a significant (95 ...
Meeting Document : WG-EMM-95/61 : Author(s): Stammerjohn, S.E., Baker, K.S., Smith, R.C.
-
UK: 48.3 Assessment Summary
papers at the end of this document for further details Year Changes from previous assessment 1985 ... was preferred. 2015 Francis weighting introduced. 2017 No changes except for two additional years of data ... assessment using all currently available data. Model setup Values Age range: 1-50+ Year range 1985-present ... 1 (Dec-Feb, 0.25 years) Recruitment · Period 2 (Mar-Jun, 0.33 years) Spawning_time (partial mortality 0.5 ...
Document : Site Section: Meetings
-
Champsocephalus gunnari stock status in the South Georgia area
. The recruitment was taken at the lowest possible level for all these years (400 million specimens). Catch-per-unit ... . The recruitment was taken at the lowest possible level for all these years (400 million specimens). Catch-per-unit ... these years (400 million specimens). Catch-per-unit-effort was also taken at the lowest level. T AC ... 2 Table 3 Table 4 Table 5 Table 6 Table 7 Table 8 Table Legends Age (years) and weight (gr ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 1-18 : Author(s): Borodin, R. and P. Kochkin
-
Characteristics of oceanic structure in the waters around the South Shetland Islands of the Antarctic ocean between December 1990 and February 1991: outstanding coastal upwelling?
days later, however, the temperature in the same waters rised above the plus values. The reason ... the insular shelf at the first leg entirely indicated the minus values of temperature. 40 days later, however ...
Meeting Document : WG-KRILL-92/24 : Author(s): M. Naganobu, T. Katayama, T. Ichii, H. Ishii and K. Nasu (Japan)
-
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
released alive. Our preliminary analysis confirmed results from last year that black-browed albatrosses ... . Our preliminary analysis confirmed results from last year that black-browed albatrosses ...
Meeting Document : WG-FSA-96/31 : Author(s): Selling, J., Kock, K.-H.
-
Conserving pattern and process in the Southern Ocean: designing a marine protected area for the Prince Edward Islands
to inform future management; (3) contribute to the recovery of the Patagonian toothfish (Dissostichus ... minimizing conflict with the legal toothfish fishery. After collating all available distributional data on ... species, benthic habitats and ecosystem processes, we used C-Plan software to delineate a MPA with three ...
Meeting Document : CCAMLR-XXV/BG/16 : Author(s): Delegation of South Africa
-
Krill aggregation characteristics: spatial distribution patterns from hydroacoustic observations. Polar Biology (in press)
biomass was log-normally distributed with a mean of 0.18 t. Only 3% of the aggregations were heavier than ... is consistent with the absence of pronounced hydrographic or topographic concentrating mechanisms in ...
Meeting Document : WS-KCPUE-89/11 : Author(s): D.G.M. Miller and I. Hampton (South Africa)