message exchange between two stations in the Maritime Mobile Service,
as laid down by the till Regulation.
Definitive instructions on how to carry out these procedures may be
found in the Seaspeak Training Manual (ISBN 0 08 031555 0).
Grouping of phrases is based on "Review of Resolution A.578 (l4),
Guidelines for Vessel Traffic Services", NAV 39 (1993).
[NOTE: In order to facilitate shore-to-ship communication in VTS.
Message Markers should be used to increase the probability of the purpose of the message
being properly understood. It is recommended to use the message markers depending on the
assessment of the situation. If used the message marker is to be spoken preceding the
message (see PART I(3) "Application of Message Markers)".]
Application of Message Markers→Part I(3)
6.1 Information Service.
(These phrases are normally sent from the shore.)
6.1.1 Navigational Warnings (also see 3.2)
(The following phrases should normally be preceded by the Message
Marker "WARNING")
.1 You are running into danger. Shallow water ahead of you.
.2 You are running into danger. Submerged wreck ahead of you.
.3 You are running into danger. Risk of collision.
.4 You are running into danger. Fog bank ahead of you.
.5 You are running into danger. Bridge is defective.
.6 Dangerous obstruction in position
.7 Unknown objects in position ...
.8 Ice warning. Ice/icebergs is/are in position... /area around
.9 Unlit derelict vessel adrift in vicinity... at ...(date and UTC).
.10 Dangerous wreck in position ... marked by ...(type)buoy.
.11 Hazardous mine adrift in vicinity... at ...(date and UTC).
.12 Uncharted reef/rock/shoal reported/located in position....
.13 Pipeline is leaking gas/oil in position... - wide berth requested.
.14 There is no sufficient depth of water in position...
.15 Naval exercises will be performed in. area bounded by... and ...
from ...(date and UTC) to ...(date and UTC)- (wide berth requested) (contact via VHF
channel...).
.16 There is a U.N. exclusion zone extending ... kilometres/nautical
miles from...-all vessels keep clear.
.17 Navigation is closed in area.
6.1.2 Navigational Information (also see 3.2)
(The following phrases should normally be preceded by the Message
Markers "INFORMATION", "WARNING")
