ST-MNH-955a 3-4-64 SMITHSONIAN INSTITUTION DIVISION OF BIRDS AT SEA SURVEY CHART A DATE: 23 July 64 Total Minutes: 770 Total Miles 151 I. Total Abundance of birds: No. Sightings No. Birds Birds/Sighting Birds/Mile 37 138 3.73 .98 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 35 4 31 - 55 7 47 - 1.57 1.75 1.52 - .39 .05 .33 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 4 83 20.75 .59 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 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 89 .02 2 84 .01