AMERICAN OILFIELD DIVERS INC

Q: Jun 30 1998

FY: Dec 31 1997

Q: May 15 1998

FY: Dec 31 1997

Q: Sep 30 1997

Q: Jun 30 1997

FY: Dec 31 1996

Q: Mar 31 1997

FY: Dec 31 1996

Q: Nov 14 1996

Q: Jun 30 1996

Q: Aug 12 1996

Q: Jun 13 1996

5

5

5

5

5

5

5

5

5

7

2,5,7

5,7

Current report pursuant to Section 13 or 15(d)

Current report pursuant to Section 13 or 15(d)

Current report pursuant to Section 13 or 15(d)

Current report pursuant to Section 13 or 15(d)

Current report pursuant to Section 13 or 15(d)

Current report pursuant to Section 13 or 15(d)

Certification of termination of registration of a class of securities (Section 12(g))

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Prospectus filed under Rule 424(b)(1)

No description available

No description available

No description available

No description available

No description available

Definitive Proxy Statement

Preliminary Proxy Statement

Definitive Proxy Statement

WELLINGTON MANAGEMENT CO LLP

BABSON DAVID L & CO INC

WELLINGTON MANAGEMENT CO LLP

BABSON DAVID L & CO INC

QUEST ADVISORY CORP /ADV

HEARTLAND ADVISORS INC

BABSON DAVID L & CO INC

DELAWARE MANAGEMENT HOLDINGS INC