Narrative:

Flight originated out of ZZZ1 to ZZZ2 and continuing on the ZZZ3. At ZZZ1 bags and freight were loaded and listed on the load information/manifest. Only bags were listed on the load information sheet from ZZZ2-ZZZ3. Upon parking at ZZZ3 the bags and 'unmanifested' cargo was unloaded. The crew was not aware of the cargo; until they saw it being unloaded; at ZZZ3. There were no aircraft performance issues or control issues on the flight segment from ZZZ2-ZZZ3. Factors: lack of communication; not listed. Actions: communicate all items found in cargo areas to flight crews.

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Original NASA ASRS Text

Title: A B737-800 DEPARTED ZZZ1 WITH BAGS AND FREIGHT MANIFESTED. ON THE ZZZ2 LEG ONLY BAGS WERE MANIFESTED EVEN THOUGH ZZZ1 FREIGHT WAS STILL ON BOARD.

Narrative: FLT ORIGINATED OUT OF ZZZ1 TO ZZZ2 AND CONTINUING ON THE ZZZ3. AT ZZZ1 BAGS AND FREIGHT WERE LOADED AND LISTED ON THE LOAD INFO/MANIFEST. ONLY BAGS WERE LISTED ON THE LOAD INFO SHEET FROM ZZZ2-ZZZ3. UPON PARKING AT ZZZ3 THE BAGS AND 'UNMANIFESTED' CARGO WAS UNLOADED. THE CREW WAS NOT AWARE OF THE CARGO; UNTIL THEY SAW IT BEING UNLOADED; AT ZZZ3. THERE WERE NO ACFT PERFORMANCE ISSUES OR CTL ISSUES ON THE FLT SEGMENT FROM ZZZ2-ZZZ3. FACTORS: LACK OF COM; NOT LISTED. ACTIONS: COMMUNICATE ALL ITEMS FOUND IN CARGO AREAS TO FLT CREWS.

Data retrieved from NASA's ASRS site as of January 2009 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.