Portugal Country Flag Size:2' x 3' Merrimack River Extension is a

Merrimack River Extension is a standard navigation chart used by commercial and recreational mariners alike

Cartagena to Cabo de San Antonio including Isla Formentera is a standard nautical chart

British Admiralty Nautical Chart 1685: Ponta Gorda to Ponta de Sao Lourenco is a standard nautical chart

Edition Date: 2023-06-02*

while the state flag includes the national coat of arms in the center

Portugal Country Flag Size:2' x 3' Merrimack River Extension is aVessels sailing under the Portugal Country Flag are required to have on board this flag as part of flag state requirements that derive from maritime regulations in the International Code of Signals and the International Safety Management (ISM) Code. These codes are published by the International Maritime Organization (IMO) as an ongoing effort to reinforce maritime safety procedures and communications to the international maritime community. Fleet