Maritime threats:
the Maritime Administration of the US Department of Transportation has issued Maritime Advisory 2020-017 (Red Sea, Gulf of Aden, Arabian Sea, and Indian Ocean-Violence Due to Regional Conflict and Piracy) effective 14 December 2020, which states in part the "Conflict in Yemen continues to pose potential risk to US flagged commercial vessels transiting the southern Red Sea, Bab al Mandeb Strait, and Gulf of Aden. Threats may come from a variety of different sources including, but not limited to, missiles, rockets, projectiles, mines, small arms, unmanned aerial vehicles, unmanned surface vessels, or waterborne improvised explosive devices. These threat vectors continue to pose a direct or collateral risk to US flagged commercial vessels operating in the region. Additionally, piracy poses a threat in the Gulf of Aden, Western Arabian Sea, and Western Indian Ocean."
Definition: This entry describes the threat of piracy, as defined in Article 101, UN Convention on the Law of the Sea (UNCLOS), or armed robbery against ships, as defined in Resolution A. 1025 (26) adopted on 2 December 2009 at the 26th Assembly Session of the International Maritime Organization. The entry includes the number of ships on the high seas or in territorial waters that were boarded or attacked by pirates, and the number of crewmen abducted or killed, as compiled by the International Maritime Bureau. Information is also supplied on the geographical range of attacks.
Source: CIA World Factbook - This page was last updated on Saturday, September 18, 2021