SI-MNH-955a Rev. 4-9-64 SMITHSONIAN INSTITUTION DIVISION OF BIRDS AT SEA DAILY OBSERVATIONS SUMMARY DATE: 30 Apr 65 Total Minutes: 383 Total Miles 67 I. Total Abundance of birds: No. Sightings No. Birds Birds/Sighting Birds/Mile 170 499 2.94 7.45 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 65 40 0 3 182 143 0 3 2.80 3.58 0 1.0 2.72 2.13 0 .04 III. Abundance of Tropicbirds: No. Sightings No. Birds Birds/Sighting Birds/Mile T RT WT T RT WT T RT WT 0 0 0 0 IV. Abundance of Terns: No. Sightings No. Birds Birds/Sighting Birds/Mile 84 273 3.25 4.07 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 22 0 22 735 0 30 5 1.59 0 1.36 5.0 .52 0 .45 .07 VII. Abundance of Frigatebirds: No. Sightings No. Birds Birds/Sighting Birds/Mile 8 9 1.13 .13 VIII. Abundance of Flocks: Total No. Total No. Total No. No. Feeding No. Feeding No. Feeding Flocks Birds F/Mi. Flocks Birds F/Mi. 7 205 .10 4 133 .06