SI-MNH-955a Rev. 4-9-64 SMITHSONIAN INSTITUTION DIVISION OF BIRDS AT SEA DAILY OBSERVATIONS SUMMARY DATE: March 21, 1965 Total Minutes: 721 (0621-1822) Total Miles 135 1. Total Abundance of birds: No. Sightings No. Birds Birds/Sighting Birds/Mile 105 329 3.13 2.44 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 T WT P B 58 15 22 - 94 15 23 - 1.62 1.00 1.04 - 0.70 0.11 0.16 - III. Abundance of Tropicbirds: No. Sightings No. Birds Birds/Sighting Birds/Mile T RT WT T RT WT T RT WT T RT WT 0 IV. Abundance of Terns: No. Sightings No. Birds Birds/Sighting Birds/Mile 41 234 5.71 1.73 V. Abundance of Shorebirds: No. Sightings No. Birds Birds/Sighting Birds/Mile 0 VI. Abundance of Boobys: No. Sightings No. Birds Birds/Sighting Birds/Mile T BF RF B T BF RF B T BF RF B T BF RF B 0 VII. Abundance of Frigatebirds: No. Sightings No. Birds Birds/Sighting Birds/Mile 1 1 / 20.0/ VIII. Abundance of Flocks: Total No. Total No. Total No. No. Feeding No. Feeding No. Feeding Flocks Birds F/Mi. Flocks Birds F/MI. 10 186 0.07 0