| name | Sgeir Thraid |
| place type | islet |
| seamark:beacon_lateral:category | port |
| seamark:beacon_lateral:colour | red |
| seamark:beacon_lateral:system | iala-a |
| seamark:name | Sgeir Thraid |
| seamark:topmark:colour | red |
| seamark:topmark:shape | cylinder |
| seamark:type | beacon_lateral |
| source | OS7 |