SI-MNH-955a 3-4-64 SMITHSONIAN INSTITUTION DIVISION OF BIRDS AT SEA SURVEY CHART A DATE: 26 Apr 64 Total Minutes: 739 Total Miles 122 I. Total Abundance of birds: No. Sightings No. Birds Birds/Sighting Birds/Mile 67 339 5.06 2.78 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 65 19 7 2 202 132 11 3 3.11 6.75 1.57 1.5 1.66 1.08 .09 .02 III. Abundance of Tropicbirds: No. Sightings No. Birds Birds/Sighting Birds/Mile T RT WT T RT WT T RT WT IV. Abundance of Terns: No. Sightings No. Birds Birds/Sighting Birds/Mile 2 132 66 1.08 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 2 2 2 2 .02 .02 VII. Abundance of Frigatebirds: No. Sightings No. Birds Birds/Sighting Birds/Mile VIII. Abundance of Flocks: Total No. Total No. Total No. No. Feeding No. Feeding No. Feeding Flocks Birds F/Mi. Flocks Birds F/MI. 3 242 .02 2 237 .02