20 |
![](/images/publications/chart1-carte1/n-areas/n20-iho.svg) |
Anchoring prohibited. Anchoring prohibited area within a cable area |
![](/images/publications/chart1-carte1/n-areas/n20-chs.svg)
![](/images/publications/chart1-carte1/n-areas/n20_2-chs.svg) |
21.1 |
![](/images/publications/chart1-carte1/n-areas/n21-iho.svg) |
Fishing prohibited. Fishing prohibited area within a cable area |
![](/images/publications/chart1-carte1/n-areas/n21_1-chs.svg)
![](/images/publications/chart1-carte1/n-areas/n21_1_2-chs.svg) |
21.2 |
|
Diving Prohibited |
|
22 |
![](/images/publications/chart1-carte1/n-areas/n22_a-iho.svg) |
Environmentally Sensitive Sea Areas (ESSA):
Non-specific nature reserve, National parks, Marine reserves (MR)
|
|
![](/images/publications/chart1-carte1/n-areas/n22_b-iho.svg) |
Bird sanctuary |
|
![](/images/publications/chart1-carte1/n-areas/n22_c-iho.svg) |
Seal sanctuary |
![](/images/publications/chart1-carte1/n-areas/seal-santuary.svg) |
![](/images/publications/chart1-carte1/n-areas/n22_d-iho.svg) |
Particularly Sensitive Sea Area (PSSA) |
![](/images/publications/chart1-carte1/n-areas/n22_d-iho.svg) |
|
Ecological Reserve |
![](/images/publications/chart1-carte1/n-areas/nf-chs.svg) |
Note: Other animal silhouettes (e.g. seahorse, penguin, petrel) may be used appropriately. |
23.1a |
![](/images/publications/chart1-carte1/n-areas/n23_1_a-iho.svg) |
Explosives dumping ground |
![](/images/publications/chart1-carte1/n-areas/n23_1_a-chs.svg) |
23.1b |
![](/images/publications/chart1-carte1/n-areas/n23_1_b-iho.svg) |
Dumped individual mines or explosives |
![](/images/publications/chart1-carte1/n-areas/n23_1_b-chs.svg) |
23.2 |
![](/images/publications/chart1-carte1/n-areas/n23_2-iho.svg) |
Explosives dumping ground (disused) |
![](/images/publications/chart1-carte1/n-areas/n23_2-chs.svg) |
24 |
![](/images/publications/chart1-carte1/n-areas/n24-iho.svg) |
Dumping ground for chemical waste |
![](/images/publications/chart1-carte1/n-areas/n24-chs.svg) |
25 |
![](/images/publications/chart1-carte1/n-areas/n25-iho.svg) |
Degaussing (DG/DM) |
![](/images/publications/chart1-carte1/n-areas/n25-chs.svg) |
27 |
![](/images/publications/chart1-carte1/n-areas/n27-iho.svg) |
Maximum Speed |
|