SI-MNH-955a Rev. 4-9-64 SMITHSONIAN INSTITUTION DIVISION OF BIRDS AT SEA DAILY OBSERVATIONS SUMMARY DATE: 20 Feb 65 Total Minutes: 708 Total Miles 124 I. Total Abundance of birds: No. Sightings No. Birds Birds/Sighting Birds/Mile 44 515 11.70 4.15 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 234 10 294 10 126 10 10 0 23 03 01 0 III. Abundance of Tropicbirds: No. Sightings No. Birds Birds/Sighting Birds/Mile T RT WT T RT WT T RT WT 0 0 0 0 IV. Abundance of Terns: No. Sightings No. Birds Birds/Sighting Birds/Mile 23 485 21.09 3.91 V. Abundance of Shorebirds: No. Sightings No. Birds Birds/Sighting Birds/Mile 0 0 0 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 1 1 0 0 1 0 0 1 0 0 0 0 VII. Abundance of Frigatebirds: No. Sightings No. Birds Birds/Sighting Birds/Mile 0 0 0 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. 13 468 10 6 366 05