National Geographic Sea Bird

The Center for Disease Control and Prevention (CDC) gave the National Geographic Sea Lion a barely passing score of 86 after it conducted a health inspection on the ship on June 21, 2026. The CDC scores ships on a scale of 0 to 100, with 85 and below considered failing.

The CDC listed 44 violations

The CDC reported a gastrointestinal (GI) illness outbreak on the National Geographic Sea Bird during its July 15–20 voyage. The outbreak sickened 8 out of 57 passengers and 5 out of 26 crew members.

This is the National Geographic Sea Bird‘s fourth CDC reported GI illness outbreak since May 2026. The ship has likely

Lindblad Expeditions’ National Geographic Sea Bird suffered its third CDC reported gastrointestinal (GI) illness outbreak since May 2026, this time sickening at least 29% of passengers.

Six of the Last Ten Voyages Likely Had Norovirus Cases

The first CDC reported outbreak occurred on the ship’s May 26–May 31 voyage, when 9 of 66 passengers and

The Centers for Disease Control and Prevention (CDC) is reporting another norovirus outbreak aboard Lindblad Expeditions’ National Geographic Sea Bird, making it the second norovirus outbreak involving the small expedition ship in approximately one month.

The CDC reported that the outbreak occurred during the National Geographic Sea Bird’s June 25 to June 30