Gulf of Oman desert and semi-desert sea turtle and other sea turtles also occur here, as well as a great variety of birds, some resident and some migratory. There are some protected areas, but in general the habitats have been degraded by the grazing of livestock, especially camels and goats; they are also at risk from oil spills, off-road driving and poaching. In Oman this ecoregion includes the Musandam Peninsula, the enclave of Oman within the UAE on the Strait of Hormuz, the entrance to the Persian Gulf. In the main part of Oman it includes the coastal plain of the Al Batinah Region on the
Persian Gulf the southern shore lines. During the 7th century the Sassanid Persian empire conquered the whole of the Persian Gulf, including southern and northern shores. Between 625 BC and 226 AD, the northern side was dominated by a succession of Persian empires including the Median, Achaemenid, Seleucid and Parthian empires. Under the leadership of the Achaemenid king Darius the Great (Darius I), Persian ships found their way to the Persian Gulf. Persian naval forces laid the foundation for a strong Persian maritime presence in Persian Gulf, that started with Darius I and existed until the arrival of the British East India