JRC ECDIS Instruction Manual page 314

Category name
(Buildings) Conspicuous windmill
(Artificial Navigable lock gate
Feature)
Non-navigable lock gate
Offshore platform
(Miscellaneous Coastguard station
Station)
(Caution) Rescue station
Pilot station
Signal station
Mariner's information note
Mariner's caution note
(Dangerous) Underwater hazard with a
defined depth
Underwater hazard with
depth greater than 20 metres
Hazard on the surface
Floating hazard to navigation
Appendix B Menu List and Materials
Object name
B-134
Icon button display
the own ship approaches
example
No alert
No alert
No alert
No alert
No alert
No alert
No alert
No alert
No alert
No alert
Crossing a danger
(dangerous symbol)
Crossing a danger
(dangerous symbol)
Crossing a danger
(dangerous symbol)
No alert
Because the object
included in ENC does
not change to "Isolated
danger" depending on
the safety contour.
This is defined in S-52.
Alert generated when
the object