-2- Fish samples (441 samples to be processed): Initial processing phase at UW, Seattle, complete as of 23 February 1973. Dried samples subsequently dry-ashed at LLL - 20. Vegetation (210 samples to be processed): Initial processing (LLL) - complete as of 6 April 1973. Terrestrial animals, eggs, etc. (estimate 100 samples to be processed): Initial processing (LLL) - in various stages of completion as of 6 April 19733; samples not yet released for analysis. Seawater (58 samples collected): Chemical separation (LLL) - chemistry completed on 29 samples as of 6 April 1973. Plankton (16 samples collected): Initial processing (LLL) - complete as of 6 April 1973. Air filters (61 samples collected): Initial processing (LLL) - camplete as of 6 April 1973.