Blar i Brage IMR på forfatter "Traynor, Jimmie J."
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Comparison of walleye pollock target strength estimates determined from in situ measurements and calculations based on swimbladder form
Foote, Kenneth G.; Traynor, Jimmie J. (Journal article; Peer reviewed, 1988)The target strength of walleye pollock (Theragra chalcogramma) at 38 kHz has been determined in each of two ways: (1) in situ measurement with dual-beam and split-beam echo sounders, and (2) theoretical calculation based ... -
Hull mounted, protruding transducer for improving echo integration in bad weather
Ona, Egil; Traynor, Jimmie J. (ICES CM documents, Working paper, 1990)A 38 kHz split beam survey transducer has been mounted on the tip of a 4 m vertical protrusile stabilizing keel of the United States NOAA fishery research vessel R/V Miller Freeman. Air blocking problems, generally ... -
Hull mounted, protruding transducer for improving echo integration in bad weather
Ona, Egil; Traynor, Jimmie J. (ICES CM Documents;1990/B:31, Working paper, 1990)A 38 kHz split beam survey transducer has been mounted on the tip of a 4 m vertical protrusile stabilizing keel of the United States NOAA fishery research vessel R/V Miller Freeman. Air blocking problems, generally ...