SI-MNH-955a 3-4-64 SMITHSONIAN INSTITUTION DIVISION OF BIRDS AT SEA SURVEY CHART A DATE: 13 July 1964 Total Minutes: 314 Total Miles 51 I. Total Abundance of birds: No. Sightings No. Birds Birds/Sighting Birds/Mile 51 944 18.51 18.51 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 33 15 2 17 206 169 4 32 6.24 11.27 2.00 1.88 1.04 3.31 .08 .63 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 21 726 34.57 14.20 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 4 - 4 - 11 - 11 - 2.75 - 2.75 - .21 - .21 - VII. Abundance of Frigatebirds: No. Sightings No. Birds Birds/Sighting Birds/Mile 1 1 1.00 .02 VIII. Abundance of Flocks: Total No. Total No. Total No. No. Feeding No. Feeding No. Feeding Flocks Birds F/Mi. Flocks Birds F/MI. 6 869 .12 41 825 .04