SI-MNH-955a 3-4-64 SMITHSONIAN INSTITUTION DIVISION OF BIRDS AT SEA SURVEY CHART A DATE: 21 July 64 Total Minutes: 792 Total Miles 122 I. Total Abundance of birds: No. Sightings No. Birds Birds/Sighting Birds/Mile 36 206 5.72 1.69 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 30 6 17 3 69 16 31 3 2.23 2.67 1.82 1.00 .55 .13 .25 .03 III. Abundance of Tropicbirds: No. Sightings No. Birds Birds/Sighting Birds/Mile T RT WT T RT WT T RT WT 2 2 - 2 2 - 1.00 1.00 - .02 .02 - IV. Abundance of Terns: No. Sightings No. Birds Birds/Sighting Birds/Mile 8 135 16.88 1.11 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 2 2 1.00 .02 VIII. Abundance of Flocks: Total No. Flocks Total No. Birds Total No. F/Mi. No. Feeding Flocks No. Feeding Birds No. Feeding F/MI. 5 167 .04 1 87 .01