SI-MNH-955a Rev. 4-9-64 SMITHSONIAN INSTITUTION DIVISION OF BIRDS AT SEA DAILY OBSERVATIONS SUMMARY DATE: 31 May 65 Total Minutes: 589 Total Miles 104 I. Total Abundance of birds: No. Sightings No. Birds Birds/Sighting Birds/Mile 152 4761 31.32 45.78 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 6 39 0 8 600.563 0 12 9.09 14.44 0 1.5 5.77 5.41 0 .12 III. Abundance of Tropicbirds: No. Sightings No. Birds Birds/Sighting Birds/Mile T RT WT T RT WT T RT WT 1 0 1 1 0 1 1.0 0 1.0 .01 0 .01 IV. Abundance of Terns: No. Sightings No. Birds Birds/Sighting Birds/Mile 100 4083 40.83 39.26 V. Abundance of Shorebirds: No. Sightings No. Birds Birds/Sighting Birds/Mile 0 0 0 0 VI. Abundance of Boobys: No. Sightings No. Birds Birds/Sighting Birds/Mile T BF RF B T BF RF B T BF RF B 20 0 19 4 58 0 54 4 2.9 0 2.84 1.0 .56 0.52 .04 VII. Abundance of Frigatebirds: No. Sightings No. Birds Birds/Sighting Birds/Mile 14 18 1.29 .17 VIII. Abundance of Flocks: Total No. Total No. Total No. No. Feeding No. Feeding No. Feeding Flocks Birds F/Mi. Flocks Birds F/Mi. 23 4486 .22 18 4304 .17