. California fish and game. Fisheries -- California; Game and game-birds -- California; Fishes -- California; Animal Population Groups; Pêches; Gibier; Poissons. :;l'. <; \ mi. FIGURE 8. Oscillogram of 5-lb. dynamite explosion No. 19. A Charge fired. B, Peak pressure, 83 The distance from A to the base of peak fB; measures the time required for ihe shock to travel from the explosion to the hydrophone. The distances between the small peaks represent milliseconds. Photograph by E. Pat Shultz and Robert Day, April, 1951. R32-3 6 FIGURE 9. Oscillogram of 5-lb. black-powder explosion No.


. California fish and game. Fisheries -- California; Game and game-birds -- California; Fishes -- California; Animal Population Groups; Pêches; Gibier; Poissons. :;l'. <; \ mi. FIGURE 8. Oscillogram of 5-lb. dynamite explosion No. 19. A Charge fired. B, Peak pressure, 83 The distance from A to the base of peak fB; measures the time required for ihe shock to travel from the explosion to the hydrophone. The distances between the small peaks represent milliseconds. Photograph by E. Pat Shultz and Robert Day, April, 1951. R32-3 6 FIGURE 9. Oscillogram of 5-lb. black-powder explosion No. 65. Peak pressure (B), Photograph by E. Pat Shultz and Robert Day, April, 1951. attributable to handling' or to other causes than that of the explosion was interpreted as an indication of probable death due to the blast. It is thought highly probable that most fish seriously injured by a blast would succumb later, through weakn>s>. disease, or predation. Under favorable conditions, however, some and perhaps many of the affected fish, particu- larly those that are only temporarily stunned, probably recover and survive without permanent harm. The criteria, therefore, may have been too rigid. Further research is Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original California. Dept. of Fish and Game; California. Fish and Game Commission; California. Division of Fish and Game. [San Francisco, etc. ] State of California, Resources Agency, Dept. of Fish and Game


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