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  • This is a report for cruise 2 of the R/V Anton Bruun that includes station lists for plankton collections, bathythermograph positions, and reduced oceanographic, chemical, and biological data. In addition to the basic hydrographic and biological programs and the researches of individual scientists, a special program of long-line fishing was carried out in a cooperative with the U.S. Bureau of Commercial Fisheries.

  • During Cruises 2 and 5 of the National Science Foundation research ship Anton Bruun in the Indian Ocean, scientists from the Bureau of Commercial Fisheries Biological Laboratory, Honolulu, conducted long line fishing as part of the fishery phase of the U.S. biological effort in the International Indian Ocean Expedition. The catch consisted of 431 tunas (yellowfin, bigeye, skipjack, and albacore), 124 sharks, and 259 other fish. Additional specimens were taken by trolling (14), by rod and reel (61), and by hand line (14). Physical, chemical and biological data were collected.