What was found
(CAN) ACFT WAS MINUTE INTO FLIGHT AT 200FT AGL WHEN THE PILOT HEARD A LOUD BANG AND FELT A SLIGHT VIBRATION IN THE CYCLIC CONTROL STICK. ACFT LANDED 1 MINUTE LATER WITHOUT FURTHER INCIDENT OR VIBRATION. CRACK IN LOWER BLADE SKIN FOUND 4.5" FROM L/E AND 1.25" AFT OF THE STAINLESS L/E STRIP. THE CRACK STARTS APPROXIMATELY 4" FROM THE END OF THE BLADE AND RUNS INBD 6.5" PARALLEL TO THE L/E. ON THE TOP SIDE OF THE BLADE DIRECTLY ABOVE THE INBD END OT THE CRACK IS A CHORDWISE DEPRESSION. NO OTHER DAMAGE WAS FOUND TO THE OPPOSITE BLADE OR ACFT. THE ACFT WAS OPERATING IN A REMOTE LOCATION. THE ROTOR BLADE ASSY IS BEING RETURNED TO BASE FOR EXAMINATION. MFG PRODUCT SUPPORT HAS BEEN NOTIFIED.