august 18, 1964 (cont.) only roof rats were found in coconut grove areas near shore Past the tower, and around the old concrete bunker. rats were caught, but some roof rats were caught. Polynesian Rats were not caught in areas of sparse vegetation. Roof rats were quite variable in pilage color suggesting multiple origins for the population (in contrast to the situation on Engebi). Two of 9 adult roof rats pregnant. . It appears that roof rats ¢ here reach sexual maturity at a larger size (hence age) than elsewhere, but this symptom of a very dense population needs to be checked. No ectoparasites were found. Three rat skins were made. Stomachs were collected for further analysis. One rat had a small growth on its paw. Ship left the Bikini anchorage and moved southwest to a point 6 miles on a triangle from the middle of Bikini and Enyu islands to do deep water and sediment sampling. is southwest of the old crossroads site. -~-165 feet deep). The area selected (11° 34.0' N., 165° 27.5'E. The Ran Annim was allowed to drift with the currents and wind to provide motive power for the bucket dredge. 10 gallons of water were collected from near the bottom with Van Kl