BCF, Cromwell, March-April 1964
Page 49
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Transcription
SI-MNH-955a 3-4-64 SMITHSONIAN INSTITUTION DIVISION OF BIRDS AT SEA SURVEY CHART A DATE: 16 Mar 64 Total Minutes: 248 Total Miles 50 I. Total Abundance of birds: No. Sightings No. Birds Birds/Sighting Birds/Mile 42 351 8.36 7,02 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 4 1 0 0 8 1 0 0 2 1 0 0 16 ,02 0 0 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 0 0 0 0 0 0 0 0 0 0 0 IV. Abundance of Terns: No. Sightings No. Birds Birds/Sighting Birds/Mile 20 306 15,3 6,12 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 7 0 6 0 17 0 10 0 2.43 0 1.67 0 .34 0 .2 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. 7 289 .14 2 250 .04