Narrative:

Cleared for visual approach runway 35R at st petersburg, fl. WX good/visibility good, everything normal. Cleared to land. At about 1000 ft AGL to 1500 ft AGL, our TCASII announced 'traffic' several times. We saw no aircraft. Several seconds later, the TCASII announced 'climb, climb.' we still saw no aircraft, but did a visual climbing go around. Came back around for a visual approach and landing with no problem.

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Original NASA ASRS Text

Title: WHILE ON FINAL TO PIE ARPT, FLC RECEIVED TCASII ALERT AND MADE A GAR. NO TFC WAS SIGHTED.

Narrative: CLRED FOR VISUAL APCH RWY 35R AT ST PETERSBURG, FL. WX GOOD/VISIBILITY GOOD, EVERYTHING NORMAL. CLRED TO LAND. AT ABOUT 1000 FT AGL TO 1500 FT AGL, OUR TCASII ANNOUNCED 'TFC' SEVERAL TIMES. WE SAW NO ACFT. SEVERAL SECONDS LATER, THE TCASII ANNOUNCED 'CLB, CLB.' WE STILL SAW NO ACFT, BUT DID A VISUAL CLBING GAR. CAME BACK AROUND FOR A VISUAL APCH AND LNDG WITH NO PROB.

Data retrieved from NASA's ASRS site as of July 2007 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.