| Alert Status |
| Red Alert |
| Yellow Alert |
| Blue Alert |
| Collision Alert |
| Decompression Alert |
| Intruder Alert |
| Security Alert |
Intruder alert is an alert status on Federation starships and space stations. It can be declared at any time, by any member of the crew upon sighting an intruder on board. It can also be activated automatically based on predefined criteria, such as entering a restricted area. The alert is announced by audio and crewmembers are to take appropriate action.
External links[]
- Intruder alert article at Memory Alpha, the canon Star Trek wiki.
- Intruder alert article at Memory Beta, the non-canon Star Trek wiki.