DREDGED DEPTHS
Depths shown for dredged areas are generally maintained but shallower depths can occur. 
For the latest information, consult the Port Authorities.

SUBMARINE CABLES AND PIPELINES
Mariners are advised not to anchor or trawl in the vicinity of submarine cables and pipelines. 
These cables and pipelines are not always buried and their presence may significantly reduce the charted depth. 
For details, see BaZ no. 1.

VESSEL REPORTING
For details of the following vessel traffic services and vessel reporting systems, see ADMIRALTY List of Radio Signals or BaZ no. 1:
- VTS-Scheldt Area