Information for Navigators
The Hydrographic Institute provides the Monthly Group of Notices to Navigators on its page
The Monthly Group of Notices to Navigators can now also be downloaded from this page at https://www.hidrografico.pt/op/38 or, as always, through the ANAVNET page at http://anavnet.hidrografico.pt/
Due to the sanitary restrictions currently in force, the Monthly Group of Notices to Navigators will only be made available in pdf format