"Jackson, C.D. 1965 Journal 95 March 8 Jarvis Island Slightest disturbance even on the darkest of nights. We have no explanation for the complete reversal in club habits of these two species. It is predictable, however, that, since the Blue-footed Boobies were so grumpy on the first encounter, they will be equally injudicious to do anything wild by the fourth night here. This coupled with the small population that is present doesn't speak too well for our chances of finding large number of Blue-footed Boobies during this visit. The enormous cloud of Sooty Terns that has been hanging on the island - often at extreme heights - shows some signs of coming down to the ground. On several occasions today part of the flock came as noisily down and hovered a few feet from the ground. Just at dusk a large number of birds settled on the ground momentarily before taking flight again. This is typical pre-nesting behavior an [illegible] on these dry islands. While on the subject of Sooty Terns, the nesting colony that was just starting during our Navajo visit (in the exterior, on the windward half) as well as a more recent colony up near the gummy diggups failed. Large numbers of broken and rotted eggs litter the ground in both areas. Signs of extremely heavy surf in the recent past are abundant along the entire length of the leeward shore. The beach drift line extends up onto the beach crest. Many of the rocks previously used by Red-tailed Tropicbirds for nesting sites are now almost completely buried by sand. Along the beach near the two channels a