This work analyzes the management of shared fish stocks; protection of the underwater cultural heritage; the possibilities of establishing marine protected areas and other means for safeguarding vulnerable marine ecosystems; the use of the high seas for intelligence as well as recent developments on interdiction of vessels on the high seas. Special emphasis is paid to the role of international courts and tribunals in the progressive development of the law of the sea as well as the ability of the UN Convention on the Law of the Sea to accommodate new uses and challenges, such as new concerns,...