Starfleet Records. Alerts: Condition Blue. Blue alert (also code blue or condition blue) is an alert signal status on Starfleet vessels and outposts which is called for in exceptional situations, including, but not limited to, environmental hazards to the crew, main power failure, docking and separation maneuvers, and landing protocols, for ships with the capability like Intrepid-class. | Starfleet Command

Command protocol terminology. Per Fleet protocol when a captain or higher (Admiral) enters a ship for the first time or enters after an extended absence, a bridge officer must announce: Captain on bridge or Admiral on bridge and the officers of lesser rank must stand as a sign of respect for the authority they hold. Although not all the captains of the Fleet used this protocol frequently, and it depended on each captain, some more strict in the fulfillment of the discipline like Jellico, preferr