Strait of Gibraltar These "internal waves" continue to flow eastward and to refract around coastal features. They can sometimes be traced for as much as , and sometimes create interference patterns with refracted waves. Except for its far eastern end, the Strait lies within the territorial waters of Spain and Morocco. The United Kingdom claims around Gibraltar on the northern side of the Strait, putting part of it inside British territorial waters. As this is less than the maximum, it means, according to the British claim, that part of the Strait lies in international waters. The ownership of Gibraltar and its territorial waters
South African nationality law as long as they enter and leave South Africa on their South African passports. Dual nationals may petition for temporary, emergency or "permanent" South African passports for this purpose. However, a South African citizen who by a formal and voluntary act acquires the citizenship of another country, automatically loses his or her South African citizenship unless they apply for, and receive permission to retain their South African citizenship before acquiring the citizenship of the new country. A naturalized citizen however cannot apply for such a retention under the law. There is not a specific requirement to do so if residing