SI-MNH-955a 3-4-64 SMITHSONIAN INSTITUTION DIVISION OF BIRDS AT SEA SURVEY CHART A DATE: 25 Apr 64 Total Minutes: 751 Total Miles 57 I. Total Abundance of birds: No. Sightings No. Birds Birds/Sighting Birds/Mile 45 70 1.56 1.23 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 38 10 3 49 12 3 1.29 1.2 1 .86 .21 .85 III. Abundance of Tropicbirds: No. Sightings No. Birds Birds/Sighting Birds/Mile T RT WT T RT WT T RT WT T RT WT 2 1 1 2 1 1 1 1 1 .04 .02 .02 IV. Abundance of Terns: No. Sightings No. Birds Birds/Sighting Birds/Mile 4 16 4 .28 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 1 1 1 .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. 1 14 .02