An incident deemed to have occurred whenever

(a) a pilot reports a bird strike;

(b) aircraft maintenance personnel identify damage to an aircraft as having been caused by a bird strike;

(c) personnel on the ground report seeing an aircraft strike one or more birds; or

(d) bird remains, whether in whole or in part, are found on an airside pavement area or within 200 ft of a runway, unless another reason for the bird's death is identified.