1. Department of Geography and the University of California Marine Bio-Optics and the Computer Systems Laboratory-Center for Remote Sensing and Environmental Optics, University of California, Santa Barbara, CA 93106.
2. Department of Biological Sciences and the Marine Science Institute, University of California, Santa Barbara, CA 93106.
3. University of California Marine Bio-Optics and the Scripps Institution of Oceanography, University of California at San Diego, La Jolla, CA 92093.
4. Department of Oceanography, University of Hawaii, Honolulu, HI 96822.
5. Moss Landing Marine Labs, Moss Landing, CA 95039.
6. Laboratory of Radiobiology and Environmental Health, University of California, San Francisco, CA 94143-0750.