) swimming in the waters of Fernando de Noronha Much of the original vegetation of the island was cut when it was used as a prison, to make it harder for prisoners to hide. After that non-native species, particularly flaxseed, were introduced to feed livestock and have spread uncontrollably. The teju lizard was introduced in an unsuccessful attempt to control an infestation of rats, and the lizard is also a problem. Despite the stated objective of recovery of the environment, sheep continued to be farmed on the island. Protected birds in the park include
Noronha elaenia (Elaenia ridleyana),
red-billed tropicbird (Phaethon aethereus),
white-tailed tropicbird (Phaethon lepturus),
Sargasso shearwater (Puffinus lherminieri),
Noronha vireo (Vireo gracilirostris). Other protected species in the park include the crabs
Johngarthia lagostoma and
Percnon gibbesi, the
loggerhead sea turtle (Caretta caretta),
green sea turtle (Chelonia mydas),
hawksbill sea turtle (Eretmochelys imbricata),
olive ridley sea turtle (Lepidochelys olivacea), the
lemon shark (Negaprion brevirostris), the starfish
Echinaster (Othilia) guyanensis, the slate pencil urchin (
Eucidaris tribuloides), the sea ginger coral
Millepora alcicornis, and the coral
Phyllogorgia dilatata. ==Notes==