Sulidae - gannets and boobies
 There are nine species of medium to large, stocky seabirds in this family. They are found on islands and coasts around the world, except for in the Antarctic. The have thick, pointed, cone-shaped bills; webbed feet; and pointed wings. Most species are white with brown or black markings on their wings. They breed and nest in colonies. Nests are made on cliffs, rocky islands, or in trees. Females boobies lay 2-3 eggs, gannets usually only lay one eggs. Both the male and the female incubate the eggs for 40-55 days using their webbed feet. Both the male and female feed and care for the chicks. The birds in this family dive for fish from the air or from the surface of the water.
 Endangered in N.H.
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 Threatened in N.H.
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 Introduced
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 Endangered in U.S.
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 Threatened in U.S.
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 Breeds in N.H.
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| New Hampshire Species |
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Other North American Species |
| Northern Gannet |
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Blue-footed Booby
Brown Booby
Masked Booby
Nazca Booby
Peruvian Booby
Red-footed Booby
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