Narrative:

We experienced vibration during climb. We [advised ATC]; requested level off; and returned to [departure airport]. At the gate; maintenance noted bird strike to number 1 engine with major core damage. ATC was a great help.

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Original NASA ASRS Text

Title: B737-800 Captain reported returning to the departure airport after noticing vibration in climb. On the ground; Maintenance reported 'major core damage' to the #1 engine from a bird strike.

Narrative: We experienced vibration during climb. We [advised ATC]; requested level off; and returned to [departure airport]. At the gate; Maintenance noted bird strike to number 1 engine with major core damage. ATC was a great help.

Data retrieved from NASA's ASRS site 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.