Plus d'informations sur les marées et le milieu marin pour N. Newport River above Walburg Creek
Marées près de N. Newport River above Walburg Creek
- North Newport River (daymark 119)
- N. Newport River NW of Johnson Creek
- N. Newport River NE of Vandyke Creek
- Walburg Creek Entrance
- Saint Catherines Island
- Medway River northwest of Cedar Point
- Johnson Creek midway between ends
- S. Newport River above Swain River Ent
- N. Newport River ESE of S. Newport Cut
- Thomas Landing S. Newport River