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Report 38 (September 2010)

Report of the Advisory Panel on Micronekton Sampling Inter-calibration Experiment

   
  Full report [pdf, 4.2 Mb] (Right-click and choose "Save Target As..." to save it on your computer)
   
  TABLE OF CONTENTS: [pdf, 0.1 Mb]
  Contributing Authors [pdf, 0.1 Mb]  
  Executive Summary [pdf, 0.1 Mb] vii
       
  1. Introduction [pdf, 0.1 Mb] 1
    1.1 Reference  
       
  2. First Micronekton Inter-calibration Experiment, MIE-1 [pdf, 2 Mb]
3
    2.1 Macrozooplankton and Micronekton off Oahu Island, Hawaii: Composition and Gear Inter-calibration
E.A. Pakhomov, A.V. Suntsov, M.P. Seki, R.D. Brodeur, R. Domokos, L.G. Pakhomova and K.R. Owen
3
      2.1.1 Background and Methodology 3
      2.1.2 Taxonomic Composition of Catches 7
      2.1.3 Catch Length Frequency Composition 11
      2.1.4 Inter-calibration between Three Sampling Gears Used during the MIE-1 13
      2.1.5 MIE-1 Macroplankton/Micronekton Lessons 18
         
    2.2 Acoustic Characterization of the Mesopelagic Community off the Leeward Coast of Oahu Island,
Hawaii R. Domokos, E.A. Pakhomov, A.V. Suntsov, M.P. Seki and J.J. Polovina
19
      2.2.1 Methodology 19
      2.2.2 Acoustic Results 20
      2.2.3 Main Findings 24
         
    2.3 Ichthyoplankton in the Vicinity of Oahu Island, Hawaii
A.V. Suntsov, E.A. Pakhomov, M.P. Seki, R.D. Brodeur, R. Domokos and L.G. Pakhomova
27
      2.3.1 Composition and Abundance of Ichthyoplankton Collected during the MIE-1 27
      2.3.2 Comparison of Diversity and Abundance between Different Net Types 34
      2.3.3 Similarity of Ichthyoplankton Assemblages Sampled by Different Nets 34
      2.3.4 Summary 36
         
    2.4 References 36
           
  3. Second Micronekton Inter-calibration Experiment, MIE-2 [pdf, 1.5 Mb] 37
    3.1 Macrozooplankton and Micronekton off Hokkaido Island, Japan: Composition and Gear
Inter-calibration O. Yamamura and H. Yasuma
37
      3.1.1 Background of the MIE-2 37
      3.1.2 Sampling 39
      3.1.3 Sample and Data Processing 40
      3.1.4 Catch Composition and Diversity 41
      3.1.5 Sampling Efficiency of Micronekton 42
      3.1.6 Sampling Efficiency of Euphausiids 46
      3.1.7 Size Distribution of Samples 47
         
    3.2 Comparison between Acoustic Estimates H. Yasuma and O. Yamamura 51
      3.2.1 Data Collection and Analyses 51
      3.2.2 Day and Nighttime Echograms and Vertical Fish Density 51
      3.2.3 Horizontal Distribution and Biomass 52
      3.2.4 Comparative Results between Acoustic and Three Sampling Gears 55
         
    3.3 Summary of Results from the MIE-2 57
         
    3.4 References 57
           
  4. Third Micronekton Inter-calibration Experiment, MIE-3 [pdf, 0.3 Mb]
59
    4.1 Macrozooplankton and Micronekton in the eastern Bering Sea: Composition and Gear
Inter-calibration O. Yamamura, A.V. Suntsov and H. Yasuma
59
      4.1.1 Background and Methodology 59
      4.1.2 Sampling Efficiency 60
      4.1.3 Size Distribution of Samples 61
      4.1.4 Comparison with Acoustic Data 63
         
    4.2 Summary of MIE-3 Results 65
         
    4.3 References 65
           
  5. Overview and Recommendations (pdf, 0.5 Mb) 67
  Apendix 1 PICES Advisory Panel on Micronekton Sampling Inter-calibration Experiment Terms of
Reference and Membership
69
       
  Apendix 2 List of Fish Species Collected during the MIE-1 Cruise off Hawaii
71
       
  Apendix 3 MIE-AP Annual Reports 75
       
  Apendix 4 PICES Press Articles
99
 
 
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