August 12, 1964 (cont.) numbers were noddy and fairy terns. Reef herons, golden plovers and ruddy turnstones were also on the island. The rat colony has almost disappeared. The rats appear to be scattered over the island rather than being concentrated in small areas. In the water, I the most outstanding observation is the one noticed everywhere in the north end of the atoll. smothering the sedentary organisms. Silt is The silt is much worse than. in 1961." Jackson: "Rat traps were set overnight in several habitat areas but were concentrated in the areas of the test building. Evidence of rat sign was limited, but 1l rats were captured. were the roof rat Polynesian rat error. (Rattus rattus). (Rattus exulans) All The previous reporting of the from the area may have been in All rats were autopsied, and two were made into study skins. No reproduction was indicated, but 3 of the 6 mature females had been bred previously. No tumors or other pathology was evi- dent on general examination. Ascaris, An exceptionally heavy load of like worms was present in the stomachs. Additional trapping needs to be done in areas of dense morning glory, what areas of dense grass and sedge remain, and in