Anglès

modifica

calm sea

  1. mar plana
Escala de Douglas
0
-
1
0-10 cm
2
10-50 cm
3
50-125 cm
4
1,25-2,5 m
5
2,5-4 m
6
4-6 m
7
6-9 m
8
9-14 m
9
>14 m
calm sea rippled sea smooth sea slight sea moderate sea rough sea very rough sea high sea very high sea phenomenal sea