Lehner, P. 1964 53 Oct. 17 - continued a definite vegetation gradient is evident on this island, as it has been elsewhere (Bihar and islands in Taongi Atoll); the following map is typical of the situation found in the other islands: Jaboerukhu Is., Bikar Atoll Messerschmidig with occasional Scaevola Northeast Sooty Tern Rookery tide-washed coral N Scaevola Portulacca Pisonia forest Camp Cynodon exposed coral Masked Booby nesting (over)