Hackman, C. Douglas, 1964-1965, 1967
Page 74
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Transcription
Hachwer, C.D. 1967 Egg Measurements Great Frigatebird (Fregata minor) March 28 Green Is., Kure Atoll Nests located on top of dense Scaevola thicket from 5' to 8' in height. Nests difficult to get to because of dense vegetation. Measurement was stopped when other frigatebirds (mostly subadult males) persisted in picking all abandoned nests apart. Four nests with eggs were not bothered by 7 nests that were new construction but still empty and destroyed. All measurements in millimeters: 49.35 x 72.60 opaque 48.15 x 72.70 fresh 48.25 x 69.85 fresh 49.05 x 70.15 fresh, 45.15 x 72.10 fresh Results of 13 nests checked AF: Empty 6 1 egg 2 AM: Empty 2 1 egg -3 Hachwer, C.D. 1967 Egg measurements Blue-faced Booby (Sula dactylatra) Kure Atoll, Green Is. March 27-30 All nests located in the north + south antenna fields - the majority in the northern field. Nests on bare areas and vegetation: Verbena, grasses, etc. South antenna field: AM 2 eggs 44.45 x 72.5 ; 43.85 x 71.95 AM 2 eggs 45.5 x 60.55 ; 45.4 x 65.2 AM 2 eggs 43.3 x 66.3 ; 45.9 x 66.55 AM 1 egg 46.85 x 64.5 AF 2 eggs 46.6 x 62.9 ; 47.65 x 62.8 AF 1 egg 45.9 x 59.55 North antenna field: AF 2 eggs 46.25 x 69.0 ; 44.9 x 61.95 AM 1 egg + 1 chick - not disturbed (chick small+naked-just hatched) AF 2 eggs 46.0 x 62.95 ; 46.85 x 65.25 AM 1 egg 47.35 x 63.3 AF 1 egg 47.0 x 66.6 AF 2 eggs 45.7 x 64.4 ; 43.7 x 66.5 AM w/small naked chick several days old- not disturbed AF 2 eggs 45.15 x 66.15 ; 42.95 x 69.25 AM 2 eggs 44.85 x 59.0 ; 47.4 x 70.85 AM(?) strange voice-gurgles-2 eggs 45.35 x 66.2 ; 43.9 x 61.2 AF 1 egg 44.9 x 73.05 AM 1 egg 47.65 x 68.75 AM 2 eggs 47.4 x 72.7 ; 45.45 x 68.05 AM 2 eggs 44.9 x 66.95 ; 46.3 x 66.7 AF 1 egg 48.1 x 62.95 ? AF 2 eggs 46.45x68.6 ; 45.65 x 66.4 AM 2 eggs 45.5 x 62.0 ; 43.9 x 61.7 nest of sticks near bare area. Additional nests: AM: 2 eggs -3 1 egg -1 AF: 2 eggs -4 1 egg 1 Also: AF 1 egg 45.8 x 69.6