1994 Report of Assessment and Research Activities

The IPHC Report of Assessment and Research Activities is a compilation of progress reports relating to staff activities. Some of the information contained here has changed since printing as new data is gathered and analyzed. For the most up-to-date information, please contact the author by visiting the staff directory or by phoning the Seattle office at (206) 634-1838.

  • The Fishery (pp. 1-56, pdf 2.1 MB)
    • 1994 Commercial fishery
    • Sport fishery
    • Review of sport catch estimates in Canadian waters
    • Wastage in the Pacific halibut commercial fishery
    • 1994 Estimates of personal use halibut
    • Commercial catch sampling
    • Age composition and size at age of the commercial fishery for 1994
    • Preliminary collections of head weight data
  • Population Assessment (pp. 57-103, pdf 1.5 MB)
    • Population assessment, 1994
    • Population assessment, 1994 Technical supplement
    • Catch-at-age Analysis using CAGEAN-S: An object-oriented implementation of CAGEAN
  • Bycatch (pp. 105-150, pdf 1.4 MB)
    • Catch and Mortality 
      • The 1994 groundfish fishery off Alaska: Groundfish catches, halibut bycatches, and bycatch rates
      • Incidental catch and mortality of Pacific halibut: 1962-1994
    • Bycatch management
      • Status of bycatch management planning
      • Summary of observer data collected during the halibut (Hippoglossus stenolepis) bycatch study in British Columbia, Sept. 1992 - Aug. 1994
    • Research and Analysis (pp. 151-206, pdf 2.1 MB)
      • Pacific halibut discard mortality rates in the 1993 Alaskan groundfish fisheries off Alaska
      • Longline tagging for discard mortality rates
      • Spatial and temporal size-specific distribution of halibut in the Bering Sea in 1990
  • Section 4 - Biological Research (pp. 207-273, pdf 2.0 MB)
    • General
      • A progress report on the use of hook timers and underwarter observations to assess the effect of bait competition on CPUE
      • Parasites, Pacific halibut, and zoogeography
    • Surveys 
      • 1994 Setline grid survey
      • Results of a pilot grid survey in Area 2A-1
      • Results of the 1994 NMFS Bering Sea trawl survey
      • Rule-based spatial analysis for fisheries surveys
    • Tagging studies
      • Tagging studies
      • Sport tagging program

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