BCF, Cromwell, May-June 1964
Page 7
Image from the Biodiversity Heritage Library. Contributed by Smithsonian Institution Archives. | www.biodiversitylibrary.org
Transcription
SI-MNH-955a 3-4-64 SMITHSONIAN INSTITUTION DIVISION OF BIRDS AT SEA SURVEY CHART A DATE: 22 May 64 Total Minutes: 779 Total Miles 123 I. Total Abundance of birds: No. Sightings No. Birds Birds/Sighting Birds/Mile 18 36 2 .29 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 15 6 0 5 22 10 0 6 1.47 1.67 0 1.20 .18 .08 0 .05 III. Abundance of Tropicbirds: No. Sightings No. Birds Birds/Sighting Birds/Mile T RT WT T RT WT T RT WT 2 1 1 2 1 1 1 1 1 .02 .01 .01 IV. Abundance of Terns: No. Sightings No. Birds Birds/Sighting Birds/Mile 2 12 6 .10 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 VIII. Abundance of Flocks: Total No. Total No. Total No. No. Feeding No. Feeding No. Feeding Flocks Birds F/Mi. Flocks Birds F/MI. 3 20 .02 1 7 .01