SI-MNH-955a 3-4-64 SMITHSONIAN INSTITUTION DIVISION OF BIRDS AT SEA SURVEY CHART A DATE: 13 Apr 64 Total Minutes: 754 Total Miles 125 I. Total Abundance of birds: No. Sightings No. Birds Birds/Sighting Birds/Mile 32 169 5.28 1.35 II. Abundance of the Shearwater-Petrel-Albatross Group: No. Sightings No. Birds Birds/Sighting Birds/Mile T WT P B T WT P B T WT P B 20 7 5 46 18 6 2.3 2.57 1.2 .37 .14 .05 III. Abundance of Tropicbirds: No. Sightings No. Birds Birds/Sighting Birds/Mile T RT WT T RT WT T RT WT T RT WT IV. Abundance of Terns: No. Sightings No. Birds Birds/Sighting Birds/Mile 10 121 12.1 .97 V. Abundance of Shorebirds: No. Sightings No. Birds Birds/Sighting Birds/Mile VI. Abundance of Boobys: No. Sightings No. Birds Birds/Sighting Birds/Mile T BF RF B T BF RF B T BF RF B 1 1 1 1 1 1 1 1 .01 .01 VII. Abundance of Frigatebirds: No. Sightings No. Birds Birds/Sighting Birds/Mile 1 1 1 .01 VIII. Abundance of Flocks: Total No. Total No. Total No. No. Feeding No. Feeding No. Feeding Flocks Birds F/Mi. Flocks Birds F/MI. 5 131 .04 4 126 .03