Food color and marine turtle feeding behavior: Can blue bait reduce turtle bycatch in commercial fisheries?

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Citation: Swimmer, Y., R. Arauz, B. Higgins, L. McNaughton, M. McCracken, J. Ballestero, and R. Brill., 2005. Food color and marine turtle feeding behavior: Can blue bait reduce turtle bycatch in commercial fisheries?. Marine Ecology Progress Series, 295, ps 273-278.
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Link: http://www.seaturtle.org/PDF/Swimmer_2005_MarEcolProgSer.pdf
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Summary:

Although effective with captive loggerhead (Caretta caretta) and Kemp??˙s ridley (Lepiochelys kempii) sea turtles, blue dyed bait is not effective in reducing olive ridley (Lepidochelys olivacea) and green sea turtle (Chelonia mydas) bycatch in longline fisheries in Costa Rica.
Field Studies:
Location Fishing gear Reduction technique Bycatch species Effect on bycatch species Catch Effect on target catch Type
Costa Rica Hooks-and-Lines Dyed bait Sea Turtles Did not reduce bycatch Swordfish and tuna In the wild