PAGE 1
000 A000000 04/30/2008
000 C000000 0001391461
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 6.1
000 J000000 A
001 A000000 ADVENT CLAYMORE GLOBAL CONVERTIBLE SECURITIES
001 B000000 811-22022
001 C000000 2124821600
002 A000000 1065 AVENUE OF THE AMERICA, 31ST FLOOR
002 B000000 NEW YORK
002 C000000 NY
002 D010000 10018
003 000000 N
004 000000 N
005 000000 N
006 000000 N
007 A000000 N
007 B000000 0
007 C010100 1
007 C010200 2
007 C010300 3
007 C010400 4
007 C010500 5
007 C010600 6
007 C010700 7
007 C010800 8
007 C010900 9
007 C011000 10
008 A000001 CLAYMORE ADVISORS, LLC
008 B000001 A
008 C000001 801-000000
008 D010001 LISLE
008 D020001 IL
008 D030001 60532
008 A000002 ADVENT CAPITAL MANAGEMENT, LLC
008 B000002 S
008 C000002 801-000000
008 D010002 NEW YORK
008 D020002 NY
008 D030002 10018
010 A000001 THE BANK OF NEW YORK MELLON
010 B000001 801-000000
010 C010001 NEW YORK
010 C020001 NY
010 C030001 10286
011 A000001 MERRILL LYNCH, PIERCE, FENNER & SMITH INC.
011 B000001 8-00000000
PAGE 2
011 C010001 NEW YORK
011 C020001 NY
011 C030001 10080
012 A000001 THE BANK OF NEW YORK MELLON
012 B000001 84-0000000
012 C010001 NEW YORK
012 C020001 NY
012 C030001 10286
013 A000001 PRICEWATERHOUSECOOPERS LLP
013 B010001 NEW YORK
013 B020001 NY
013 B030001 10036
015 A000001 THE BANK OF NEW YORK MELLON
015 B000001 C
015 C010001 NEW YORK
015 C020001 NY
015 C030001 10286
015 E010001 X
015 A000002 NATIONAL AUSTRALIA BANK
015 B000002 S
015 C010002 MELBOURNE
015 D010002 AUSTRALIA
015 E040002 X
015 A000003 ING BELGIUM SA/NV
015 B000003 S
015 C010003 BRUSSELS
015 D010003 BELGIUM
015 E040003 X
015 A000004 BUTTERFIELD TRUST BERMUDA LTD.
015 B000004 S
015 C010004 HAMILTON
015 D010004 BERMUDA
015 E040004 X
015 A000005 ROYAL BANK OF CANADA
015 B000005 S
015 C010005 TORONTO
015 D010005 CANADA
015 E040005 X
015 A000006 CREDIT SUISSE
015 B000006 S
015 C010006 ZURICAH
015 D010006 SWITZERLAND
015 E040006 X
015 A000007 BHF-BANK
015 B000007 S
015 C010007 FRANKFURT
015 D010007 GERMANY
015 E040007 X
015 A000008 BANCO BILBAO VIZCAYA ARGENTARIA
015 B000008 S
015 C010008 MADRID
PAGE 3
015 D010008 SPAIN
015 E040008 X
015 A000009 BNP PARIBAS SECURITIES SERVICES
015 B000009 S
015 C010009 PARIS
015 D010009 FRANCE
015 E040009 X
015 A000010 THE BANK OF NEW YORK
015 B000010 S
015 C010010 LONDON
015 D010010 UNITED KINGDOM
015 E040010 X
015 A000011 HONGKONG AND SHANGHAI BANKING CORP.
015 B000011 S
015 C010011 HONG KONG
015 D010011 HONG KONG
015 E040011 X
015 A000012 BANK OF TOKYO-MITSUBISHI UFJ LTD.
015 B000012 S
015 C010012 TOKYO
015 D010012 JAPAN
015 E040012 X
015 A000013 ING BANK
015 B000013 S
015 C010013 AMSTERDAM
015 D010013 NETHERLANDS
015 E040013 X
015 A000014 DNB NOR BANK ASA
015 B000014 S
015 C010014 OSLO
015 D010014 NORWAY
015 E040014 X
015 A000015 STANDARD BANK OF SOUTH AFRICA
015 B000015 S
015 C010015 JOHANNESBURG
015 D010015 SOUTH AFRICA
015 E040015 X
018 000000 Y
019 A000000 N
019 B000000 0
020 A000001 REDIPLUS
020 B000001 N/A
020 C000001 80
020 A000002 CIBC WORLD MARKETS CORP.
020 B000002 13-2798343
020 C000002 37
020 A000003 OSCAR GRUSS & SON, INC.
020 B000003 13-2913779
020 C000003 25
020 A000004 SUSQUEHANNA FINANCIAL GROUP LLP
020 B000004 23-2666961
PAGE 4
020 C000004 20
020 A000005 CREDIT SUISSE FIRST BOSTON, INC.
020 B000005 13-2853402
020 C000005 17
020 A000006 CITIGROUP GLOBAL MARKETS HOLDINGS, INC.
020 B000006 11-2418067
020 C000006 16
020 A000007 DEUTSCHE BANK SECURITIES, INC.
020 B000007 13-2730828
020 C000007 10
020 A000008 BLOOMBERG TRADEBOOK, LLC
020 B000008 13-3880286
020 C000008 9
020 A000009 MORGAN STANLEY & CO., INC.
020 B000009 36-3145972
020 C000009 9
020 A000010 LEHMAN BROTHERS HOLDINGS, INC.
020 B000010 13-3216325
020 C000010 6
021 000000 251
022 A000001 GOLDMAN SACHS & CO.
022 B000001 13-5108880
022 C000001 149896
022 D000001 154066
022 A000002 J.P. MORGAN CHASE & CO.
022 B000002 13-2624428
022 C000002 5360
022 D000002 182300
022 A000003 THE BANK OF NEW YORK CO., INC.
022 B000003 13-2614959
022 C000003 90801
022 D000003 22522
022 A000004 MERRILL LYNCH & CO., INC.
022 B000004 13-2740599
022 C000004 21471
022 D000004 11008
022 A000005 CITIGROUP GLOBAL MARKETS HOLDINGS, INC.
022 B000005 11-2418067
022 C000005 9303
022 D000005 21422
022 A000006 LEHMAN BROTHERS HOLDINGS, INC.
022 B000006 13-3216325
022 C000006 11948
022 D000006 13949
022 A000007 DEUTSCHE BANK SECURITIES, INC.
022 B000007 13-2730828
022 C000007 14545
022 D000007 6578
022 A000008 CREDIT SUISSE FIRST BOSTON, INC.
022 B000008 13-2853402
022 C000008 5434
PAGE 5
022 D000008 11010
022 A000009 FIMAT USA, LLC
022 B000009 36-3620984
022 C000009 0
022 D000009 13269
022 A000010 UBS SECURITIES LLC
022 B000010 13-3873456
022 C000010 6836
022 D000010 4357
023 C000000 347988
023 D000000 483989
024 000000 Y
025 A000001 DEUTSCHE BANK AG
025 B000001 13-2730828
025 C000001 D
025 D000001 29815
025 A000002 BNP PARIBAS SA
025 B000002 N/A
025 C000002 D
025 D000002 23836
025 A000003 CALYON FINANCIAL PRODUCTS, LTD.
025 B000003 36-3517294
025 C000003 D
025 D000003 19500
025 A000004 MERRILL LYNCH INTERNATIONAL & CO. CV
025 B000004 N/A
025 C000004 E
025 D000004 18053
025 A000005 EKSPORTFINANS A/S
025 B000005 N/A
025 C000005 E
025 D000005 17889
025 A000006 MORGAN STANLEY
025 B000006 36-3145972
025 C000006 E
025 D000006 14655
025 A000007 ALLEGRO INVESTMENT CORP. SA
025 B000007 N/A
025 C000007 E
025 D000007 12988
025 A000008 FIGARO FINANCE LTD.
025 B000008 N/A
025 C000008 D
025 D000008 12510
025 A000009 DEXIA BANQUE INTERNATIONALE & LUXEMBOURG SA
025 B000009 N/A
025 C000009 D
025 D000009 12499
025 A000010 KBC FINANCIAL PRODUCTS USA, INC.
025 B000010 13-4035459
025 C000010 E
PAGE 6
025 D000010 11093
025 A000011 ALLEGRO INVESTMENT CORP. SA
025 B000011 N/A
025 C000011 D
025 D000011 11001
025 A000012 WACHOVIA CORP.
025 B000012 56-0898180
025 C000012 E
025 D000012 10157
025 A000013 CDX NORTH AMERICA HIGH YIELD
025 B000013 N/A
025 C000013 D
025 D000013 9713
025 A000014 MERRILL LYNCH & CO., INC.
025 B000014 13-2740599
025 C000014 E
025 D000014 8834
025 A000015 MAN GROUP PLC
025 B000015 N/A
025 C000015 E
025 D000015 8062
025 A000016 LEHMAN BROTHERS HOLDINGS, INC.
025 B000016 13-3216325
025 C000016 E
025 D000016 7754
025 A000017 VALE CAPITAL, LTD.
025 B000017 N/A
025 C000017 E
025 D000017 7325
025 A000018 BANK OF AMERICA CORP.
025 B000018 56-0906609
025 C000018 E
025 D000018 5600
025 A000019 GIVAUDAN NEDERLAND FINANCE BV
025 B000019 N/A
025 C000019 E
025 D000019 4856
025 A000020 FORTFINLUX SA
025 B000020 N/A
025 C000020 D
025 D000020 4564
025 A000021 JP MORGAN INTERNATIONAL DERIVATIVES LTD.
025 B000021 N/A
025 C000021 D
025 D000021 4513
025 A000022 SWISS REINSURANCE TREASURY LUXEMBOURG SA
025 B000022 N/A
025 C000022 D
025 D000022 4260
025 A000023 XL CAPITAL LTD.
025 B000023 98-0191089
PAGE 7
025 C000023 E
025 D000023 3518
025 A000024 SLM CORP.
025 B000024 52-2013874
025 C000024 E
025 D000024 3118
025 A000025 AFFILIATED MANAGERS GROUP, INC.
025 B000025 04-3218510
025 C000025 E
025 D000025 3049
025 A000026 NATIONAL CITY CORP.
025 B000026 34-1111088
025 C000026 D
025 D000026 2546
025 A000027 ASPEN INSURANCE HOLDINGS
025 B000027 N/A
025 C000027 E
025 D000027 1962
025 A000028 BOSTON PRIVATE HOLDINGS, INC.
025 B000028 04-2976299
025 C000028 D
025 D000028 1793
025 A000029 NASDAQ OMX GROUP (THE)
025 B000029 52-1165937
025 C000029 D
025 D000029 1746
025 A000030 COUNTRYWIDE FINANCIAL CORP.
025 B000030 13-2641992
025 C000030 D
025 D000030 1628
025 A000031 JP MORGAN CHASE & CO.
025 B000031 13-2624428
025 C000031 D
025 D000031 1431
025 D000032 0
026 A000000 N
026 B000000 Y
026 C000000 N
026 D000000 Y
026 E000000 N
026 F000000 N
026 G010000 N
026 G020000 N
026 H000000 N
027 000000 N
028 A010000 0
028 A020000 0
028 A030000 0
028 A040000 0
028 B010000 0
028 B020000 0
PAGE 8
028 B030000 0
028 B040000 0
028 C010000 0
028 C020000 0
028 C030000 0
028 C040000 0
028 D010000 0
028 D020000 0
028 D030000 0
028 D040000 0
028 E010000 0
028 E020000 0
028 E030000 0
028 E040000 0
028 F010000 0
028 F020000 0
028 F030000 0
028 F040000 0
028 G010000 0
028 G020000 0
028 G030000 0
028 G040000 0
028 H000000 0
030 A000000 0
030 B000000 0.00
030 C000000 0.00
031 A000000 0
031 B000000 0
032 000000 0
033 000000 0
035 000000 0
036 B000000 0
038 000000 0
042 A000000 0
042 B000000 0
042 C000000 0
042 D000000 0
042 E000000 0
042 F000000 0
042 G000000 0
042 H000000 0
043 000000 0
044 000000 0
045 000000 Y
046 000000 N
047 000000 Y
048 000000 1.000
048 A010000 0
048 A020000 0.000
048 B010000 0
048 B020000 0.000
PAGE 9
048 C010000 0
048 C020000 0.000
048 D010000 0
048 D020000 0.000
048 E010000 0
048 E020000 0.000
048 F010000 0
048 F020000 0.000
048 G010000 0
048 G020000 0.000
048 H010000 0
048 H020000 0.000
048 I010000 0
048 I020000 0.000
048 J010000 0
048 J020000 0.000
048 K010000 0
048 K020000 0.000
049 000000 N
050 000000 N
051 000000 N
052 000000 N
053 A000000 Y
053 B000000 Y
053 C000000 N
054 A000000 Y
054 B000000 Y
054 C000000 N
054 D000000 N
054 E000000 N
054 F000000 N
054 G000000 N
054 H000000 Y
054 I000000 N
054 J000000 Y
054 K000000 N
054 L000000 N
054 M000000 Y
054 N000000 N
054 O000000 N
055 A000000 N
055 B000000 N
056 000000 N
057 000000 N
058 A000000 N
059 000000 Y
060 A000000 Y
060 B000000 Y
061 000000 2000
062 A000000 N
062 B000000 0.0
PAGE 10
062 C000000 0.0
062 D000000 0.0
062 E000000 0.0
062 F000000 0.0
062 G000000 0.0
062 H000000 0.0
062 I000000 0.0
062 J000000 0.0
062 K000000 0.0
062 L000000 0.0
062 M000000 0.0
062 N000000 0.0
062 O000000 0.0
062 P000000 0.0
062 Q000000 0.0
062 R000000 0.0
063 A000000 0
063 B000000 0.0
066 A000000 Y
066 B000000 N
066 C000000 N
066 D000000 N
066 E000000 Y
066 F000000 N
066 G000000 N
067 000000 N
068 A000000 N
068 B000000 Y
069 000000 N
070 A010000 Y
070 A020000 N
070 B010000 Y
070 B020000 Y
070 C010000 Y
070 C020000 N
070 D010000 Y
070 D020000 N
070 E010000 Y
070 E020000 N
070 F010000 Y
070 F020000 N
070 G010000 Y
070 G020000 N
070 H010000 Y
070 H020000 N
070 I010000 N
070 I020000 N
070 J010000 Y
070 J020000 Y
070 K010000 Y
070 K020000 Y
PAGE 11
070 L010000 Y
070 L020000 Y
070 M010000 Y
070 M020000 Y
070 N010000 Y
070 N020000 N
070 O010000 Y
070 O020000 N
070 P010000 Y
070 P020000 N
070 Q010000 N
070 Q020000 N
070 R010000 Y
070 R020000 N
071 A000000 237533
071 B000000 259664
071 C000000 669367
071 D000000 35
072 A000000 6
072 B000000 11250
072 C000000 11356
072 D000000 0
072 E000000 0
072 F000000 3420
072 G000000 79
072 H000000 0
072 I000000 11
072 J000000 48
072 K000000 0
072 L000000 82
072 M000000 75
072 N000000 10
072 O000000 0
072 P000000 0
072 Q000000 100
072 R000000 48
072 S000000 48
072 T000000 0
072 U000000 0
072 V000000 0
072 W000000 258
072 X000000 4179
072 Y000000 0
072 Z000000 18427
072AA000000 0
072BB000000 23649
072CC010000 0
072CC020000 72746
072DD010000 27878
072DD020000 0
072EE000000 0
PAGE 12
073 A010000 0.8748
073 A020000 0.0000
073 B000000 0.0000
073 C000000 0.0000
074 A000000 6182
074 B000000 0
074 C000000 81295
074 D000000 284839
074 E000000 217632
074 F000000 99944
074 G000000 0
074 H000000 0
074 I000000 3489
074 J000000 7286
074 K000000 0
074 L000000 5248
074 M000000 1497
074 N000000 707412
074 O000000 12245
074 P000000 540
074 Q000000 0
074 R010000 0
074 R020000 0
074 R030000 391
074 R040000 17044
074 S000000 170000
074 T000000 507192
074 U010000 31868
074 U020000 0
074 V010000 15.92
074 V020000 0.00
074 W000000 0.0000
074 X000000 26773
074 Y000000 85358
075 A000000 0
075 B000000 687711
076 000000 14.40
077 A000000 N
078 000000 N
080 C000000 0
081 B000000 0
082 B000000 0
083 B000000 0
084 B000000 0
086 A010000 0
086 A020000 0
086 B010000 0
086 B020000 0
086 C010000 0
086 C020000 0
086 D010000 0
PAGE 13
086 D020000 0
086 E010000 0
086 E020000 0
086 F010000 0
086 F020000 0
087 A010000 COMMON STOCK
087 A020000 007639107
087 A030000 AGC
088 A000000 Y
088 B000000 N
088 C000000 N
088 D000000 Y
SIGNATURE ROBERT WHITE
TITLE CFO & TREASURER