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| Home | Signalization | Lateral marks |

| Left side | Right side |
| Red | Color | Green |
| Cylindric, with post or bar |
Shape (buoy) |
Coned, with post or bar |
| Red cylinder | Top mark (if exists) |
Green cone, with top upwards |
| Red | Light (if exists) |
Green |
| What ever, exept flashes in groups (2+1) |
Ritham | What ever, exept flashes in groups (2+1) |

| Main channel is right | Main channel is left |
| Red, with wide green belt |
Color | Green, with wide red belt |
| Cylindric, with post or bar |
Shape (buoy) |
Cone, with post or bar |
| Red cylinder | Mark on top (if exists) |
Green cone, top upwards |
| Red | Light (if exists) |
Green |
| Flashes in group (2+1) | Ritham | Flashes in group (2+1) |
| * |
Zone A: Europ, Australia, New Zeland, Africa and some asian countries Zone B: North and South America, Japan, Korea and Philipines |