. Atoll research bulletin. Coral reefs and islands; Marine biology; Marine sciences. 177 Table BB-8. Incubation periods for first and second eggs of Brown Boobies on Green Island, Kure Atoll, 1964-68. Year First Egg Second Egg Range X n Range X n 1964 40-46 days 23 40-44 days 22 1965 41-45 days 10 No data 0 1966 39-48 days 18 41-44 days 12 1967 40-45 days 3 41-42 days 2 1968 42-43 days 8 40-44 days 8 X 39-48 days 62 40-44 days 44 40 n £ 30 -O E 20- 10- J Figure BB-4 M. N Number of Brown Booby nests in which first eggs hatched each semi-mon
. Atoll research bulletin. Coral reefs and islands; Marine biology; Marine sciences. 177 Table BB-8. Incubation periods for first and second eggs of Brown Boobies on Green Island, Kure Atoll, 1964-68. Year First Egg Second Egg Range X n Range X n 1964 40-46 days 23 40-44 days 22 1965 41-45 days 10 No data 0 1966 39-48 days 18 41-44 days 12 1967 40-45 days 3 41-42 days 2 1968 42-43 days 8 40-44 days 8 X 39-48 days 62 40-44 days 44 40 n £ 30 -O E 20- 10- J Figure BB-4 M. N Number of Brown Booby nests in which first eggs hatched each semi-monthly period on Green Island, Kure Atoll, 1964-68 (combined data; white bars indicate re-nesting). one egg hatched on 9 July and the other one on 12 July; both nestlings were still alive and healthy on 15 August. With these exceptions, the life span of the second chick on Kure ranged from one to seven days (5=; n=4l). Much of the egg laying in the latter part of the season was the result of re-nesting. Table BB-9 summarizes re-nesting data for 1964, I966, and Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Smithsonian Institution. Press; National Research Council (U. S. ). Pacific Science Board; Smithsonian Institution; National Museum of Natural History (U. S. ); United States. Bureau of Sport Fisheries and Wildlife. Washington, D. C. : [Smithsonian Press]
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