<PAGE> PAGE 1
000 A000000 06/30/97
000 C000000 752372
000 D000000 N
000 E000000 NF
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000 J000000 A
001 A000000 SELIGMAN HIGH INCOME FUND SERIES
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001 C000000 2128501864
002 A000000 100 PARK AVENUE
002 B000000 NEW YORK
002 C000000 NY
002 D010000 10017
003 000000 N
004 000000 N
005 000000 N
006 000000 N
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007 C010100 1
007 C020100 U.S. GOVERNMENT SECURITIES SERIES
007 C030100 N
007 C010200 2
007 C010300 3
007 C020300 HIGH-YIELD BOND SERIES
007 C030300 N
007 C010400 4
007 C010500 5
007 C010600 6
007 C010700 7
007 C010800 8
007 C010900 9
007 C011000 10
008 A00AA01 J. & W. SELIGMAN & CO. INC.
008 B00AA01 A
008 C00AA01 801-15798
008 D01AA01 NEW YORK
008 D02AA01 NY
008 D03AA01 10017
011 A00AA01 SELIGMAN FINANCIAL SERVICES, INC.
011 B00AA01 8-25845
011 C01AA01 NEW YORK
011 C02AA01 NY
011 C03AA01 10017
012 A00AA01 SELIGMAN DATA CORP.
012 B00AA01 84-1895
012 C01AA01 NEW YORK
012 C02AA01 NY
<PAGE> PAGE 2
012 C03AA01 10017
013 A00AA01 DELOITTE & TOUCHE LLP
013 B01AA01 NEW YORK
013 B02AA01 NY
013 B03AA01 10281
014 A00AA01 SELIGMAN SERVICES, INC.
014 B00AA01 8-47717
015 A00AA01 INVESTORS FIDUCIARY TRUST COMPANY
015 B00AA01 C
015 C01AA01 KANSAS CITY
015 C02AA01 MO
015 C03AA01 64105
015 C04AA01 1716
015 E01AA01 X
015 A00AA02 CHASE MANHATTAN BANK
015 B00AA02 S
015 C01AA02 NEW YORK
015 C02AA02 NY
015 C03AA02 10036
015 E06AA02 X
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020 C000004 0
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022 C000002 846505
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022 A000003 CANADIAN IMPERIAL BK OF COMMERCE-GRAND CAYMAN
022 B000003 13-1942440
022 C000003 810561
022 D000003 6334
022 A000004 HSBC SECURITIES
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022 C000004 738892
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<PAGE> PAGE 3
022 A000005 FIRST NATIONAL BANK OF CHICAGO-GRAND CAYMAN
022 B000005 36-0899825
022 C000005 656545
022 D000005 0
022 A000006 REPUBLIC NATIONAL BK OF NEW YORK-GRAND CAYMAN
022 B000006 13-2774726
022 C000006 376595
022 D000006 0
022 A000007 ABN-AMRO BANK-GRAND CAYMAN
022 B000007 13-5268975
022 C000007 308840
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022 A000008 DONALDSON, LUFKIN & JENRETTE SECURITIES CORP.
022 B000008 13-2741729
022 C000008 203067
022 D000008 103177
022 A000009 BANK OF MONTREAL-TORONTO
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022 C000009 271195
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022 A000010 STATE STREET BANK & TRUST CO.-GRAND CAYMAN
022 B000010 04-1867445
022 C000010 223415
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025 D00AA02 0
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039 00AA00 N
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<PAGE> PAGE 4
050 00AA00 N
051 00AA00 N
052 00AA00 N
053 A00AA00 N
054 A00AA00 Y
054 B00AA00 Y
054 C00AA00 N
054 D00AA00 N
054 E00AA00 N
054 F00AA00 N
054 G00AA00 Y
054 H00AA00 Y
054 I00AA00 N
054 J00AA00 Y
054 K00AA00 N
054 L00AA00 N
054 M00AA00 Y
054 N00AA00 N
054 O00AA00 Y
058 A00AA00 N
059 00AA00 Y
060 A00AA00 Y
060 B00AA00 Y
061 00AA00 1000
066 A00AA00 N
067 00AA00 N
068 A00AA00 N
068 B00AA00 N
069 00AA00 N
077 A000000 N
078 000000 N
080 C00AA00 0
081 B00AA00 0
082 B00AA00 0
083 B00AA00 0
084 B00AA00 0
086 A010000 0
086 A020000 0
086 B010000 0
086 B020000 0
086 C010000 0
086 C020000 0
086 D010000 0
086 D020000 0
086 E010000 0
086 E020000 0
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086 F020000 0
028 A010100 1213
028 A020100 160
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<PAGE> PAGE 5
028 A040100 2132
028 B010100 1068
028 B020100 140
028 B030100 0
028 B040100 1810
028 C010100 837
028 C020100 131
028 C030100 0
028 C040100 1794
028 D010100 1554
028 D020100 136
028 D030100 0
028 D040100 2480
028 E010100 980
028 E020100 135
028 E030100 0
028 E040100 1532
028 F010100 1019
028 F020100 130
028 F030100 0
028 F040100 1615
028 G010100 6671
028 G020100 832
028 G030100 0
028 G040100 11363
028 H000100 556
029 000100 Y
030 A000100 24
030 B000100 4.75
030 C000100 0.00
031 A000100 3
031 B000100 0
032 000100 20
033 000100 1
034 000100 Y
035 000100 4
036 A000100 N
036 B000100 0
042 A000100 0
042 B000100 0
042 C000100 0
042 D000100 100
042 E000100 0
042 F000100 0
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043 000100 92
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<PAGE> PAGE 6
048 000100 0.500
048 A010100 0
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048 B010100 0
048 B020100 0.000
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048 D020100 0.000
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048 K020100 0.000
055 A000100 N
055 B000100 N
056 000100 Y
057 000100 N
062 A000100 Y
062 B000100 0.0
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062 D000100 7.4
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062 F000100 0.0
062 G000100 0.0
062 H000100 0.0
062 I000100 0.0
062 J000100 0.0
062 K000100 0.0
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062 M000100 48.3
062 N000100 43.9
062 O000100 0.0
062 P000100 0.0
062 Q000100 0.0
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063 A000100 0
063 B000100 17.2
064 A000100 N
064 B000100 N
070 A010100 Y
070 A020100 Y
<PAGE> PAGE 7
070 B010100 N
070 B020100 N
070 C010100 Y
070 C020100 N
070 D010100 N
070 D020100 N
070 E010100 Y
070 E020100 N
070 F010100 N
070 F020100 N
070 G010100 Y
070 G020100 N
070 H010100 N
070 H020100 N
070 I010100 N
070 I020100 N
070 J010100 Y
070 J020100 N
070 K010100 N
070 K020100 N
070 L010100 N
070 L020100 N
070 M010100 N
070 M020100 N
070 N010100 Y
070 N020100 N
070 O010100 N
070 O020100 N
070 P010100 Y
070 P020100 N
070 Q010100 N
070 Q020100 N
070 R010100 N
070 R020100 N
071 A000100 43635
071 B000100 49143
071 C000100 47747
071 D000100 91
072 A000100 6
072 B000100 1855
072 C000100 0
072 D000100 0
072 E000100 0
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<PAGE> PAGE 8
072 N000100 24
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074 A000100 13
074 B000100 3834
074 C000100 0
074 D000100 47813
074 E000100 0
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074 K000100 11
074 L000100 549
074 M000100 67
074 N000100 52287
074 O000100 0
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074 S000100 0
074 T000100 51861
074 U010100 6498
074 U020100 1187
074 V010100 6.66
074 V020100 6.67
<PAGE> PAGE 9
074 W000100 0.0000
074 X000100 2987
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075 A000100 0
075 B000100 53517
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028 A010300 106220
028 A020300 3862
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028 A040300 20352
028 B010300 106218
028 B020300 3525
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028 B040300 14084
028 C010300 96557
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028 C040300 48949
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028 D040300 21728
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032 000300 3923
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034 000300 Y
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<PAGE> PAGE 10
042 E000300 0
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043 000300 3417
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048 A010300 1000000
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055 A000300 N
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056 000300 Y
057 000300 N
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062 B000300 0.0
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062 F000300 0.0
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062 J000300 1.9
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<PAGE> PAGE 11
062 P000300 90.9
062 Q000300 4.6
062 R000300 0.5
063 A000300 0
063 B000300 8.5
064 A000300 N
064 B000300 N
070 A010300 Y
070 A020300 N
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070 B020300 N
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070 C020300 N
070 D010300 N
070 D020300 N
070 E010300 Y
070 E020300 N
070 F010300 N
070 F020300 N
070 G010300 N
070 G020300 N
070 H010300 N
070 H020300 N
070 I010300 N
070 I020300 N
070 J010300 Y
070 J020300 Y
070 K010300 N
070 K020300 N
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070 L020300 N
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071 A000300 790213
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<PAGE> PAGE 12
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<PAGE> PAGE 13
074 R020300 0
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SIGNATURE THOMAS G. ROSE
TITLE TREASURER
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER> 031
<NAME> SELIGMAN HIGH-YIELD BOND SERIES CL. A
<MULTIPLIER> 1000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-1997
<PERIOD-END> JUN-30-1997
<INVESTMENTS-AT-COST> 1229626
<INVESTMENTS-AT-VALUE> 1267774
<RECEIVABLES> 49380
<ASSETS-OTHER> 6759
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 1323913
<PAYABLE-FOR-SECURITIES> 13465
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 8367
<TOTAL-LIABILITIES> 21832
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 1275383
<SHARES-COMMON-STOCK> 77057<F1>
<SHARES-COMMON-PRIOR> 56292<F1>
<ACCUMULATED-NII-CURRENT> 71
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (11521)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 38148
<NET-ASSETS> 561700<F1>
<DIVIDEND-INCOME> 624
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<NET-INVESTMENT-INCOME> 22501<F1>
<REALIZED-GAINS-CURRENT> (8154)
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<EQUALIZATION> 0
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<NUMBER-OF-SHARES-SOLD> 30602<F1>
<NUMBER-OF-SHARES-REDEEMED> (11498)<F1>
<SHARES-REINVESTED> 1661<F1>
<NET-CHANGE-IN-ASSETS> 480280
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (3367)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
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<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 2718<F1>
<AVERAGE-NET-ASSETS> 478890<F1>
<PER-SHARE-NAV-BEGIN> 7.25<F1>
<PER-SHARE-NII> .34<F1>
<PER-SHARE-GAIN-APPREC> .04<F1>
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<AVG-DEBT-PER-SHARE> 0
<FN>
<F1>Class A only. All other data are fund level.
</FN>
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER> 032
<NAME> SELIGMAN HIGH-YIELD BOND SERIES CL. B
<MULTIPLIER> 1000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-1997
<PERIOD-END> JUN-30-1997
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<INVESTMENTS-AT-VALUE> 1267774
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<TOTAL-LIABILITIES> 21832
<SENIOR-EQUITY> 0
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<SHARES-COMMON-STOCK> 47620<F1>
<SHARES-COMMON-PRIOR> 20394<F1>
<ACCUMULATED-NII-CURRENT> 71
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<ACCUMULATED-NET-GAINS> (11521)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 38148
<NET-ASSETS> 347208<F1>
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<INTEREST-INCOME> 12325<F1>
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<EXPENSES-NET> (2271)<F1>
<NET-INVESTMENT-INCOME> 10367<F1>
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<DISTRIBUTIONS-OF-INCOME> (10359)<F1>
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<NUMBER-OF-SHARES-SOLD> 28996<F1>
<NUMBER-OF-SHARES-REDEEMED> (2417)<F1>
<SHARES-REINVESTED> 647<F1>
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<ACCUMULATED-NII-PRIOR> 0
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<PER-SHARE-NAV-BEGIN> 7.26<F1>
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<PER-SHARE-GAIN-APPREC> .03<F1>
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<FN>
<F1>Class B only. All other data are fund level.
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</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER> 034
<NAME> SELIGMAN HIGH-YIELD BOND SERIES CL. D
<MULTIPLIER> 1000
<S> <C>
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<SHARES-COMMON-STOCK> 53915<F1>
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<AVG-DEBT-PER-SHARE> 0
<FN>
<F1>Class D only. All other data are fund level.
</FN>
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER> 011
<NAME> SELIGMAN U.S.GOVERNMENT SECURITIES CLASS A
<MULTIPLIER> 1000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-1997
<PERIOD-END> JUN-30-1997
<INVESTMENTS-AT-COST> 51215
<INVESTMENTS-AT-VALUE> 51647
<RECEIVABLES> 560
<ASSETS-OTHER> 80
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 52287
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 426
<TOTAL-LIABILITIES> 426
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 67176
<SHARES-COMMON-STOCK> 6498<F1>
<SHARES-COMMON-PRIOR> 6984<F1>
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (15747)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 432
<NET-ASSETS> 43279<F1>
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 1547<F1>
<OTHER-INCOME> 0
<EXPENSES-NET> (272)<F1>
<NET-INVESTMENT-INCOME> 1275<F1>
<REALIZED-GAINS-CURRENT> (569)
<APPREC-INCREASE-CURRENT> 118
<NET-CHANGE-FROM-OPS> 1043
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (1275)<F1>
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 416<F1>
<NUMBER-OF-SHARES-REDEEMED> (1005)<F1>
<SHARES-REINVESTED> 103<F1>
<NET-CHANGE-IN-ASSETS> (4310)
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (15178)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 110<F1>
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 272<F1>
<AVERAGE-NET-ASSETS> 44768<F1>
<PER-SHARE-NAV-BEGIN> 6.71<F1>
<PER-SHARE-NII> .19<F1>
<PER-SHARE-GAIN-APPREC> (.05)<F1>
<PER-SHARE-DIVIDEND> (.19)<F1>
<PER-SHARE-DISTRIBUTIONS> 0<F1>
<RETURNS-OF-CAPITAL> 0<F1>
<PER-SHARE-NAV-END> 6.66<F1>
<EXPENSE-RATIO> 1.22<F1>
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
<FN>
<F1>Class A only. All other data are fund level.
</FN>
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER> 012
<NAME> SELIGMAN U.S.GOVERNMENT SECURITIES CLASS B
<MULTIPLIER> 1000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-1997
<PERIOD-START> JAN-01-1997
<PERIOD-END> JUN-30-1997
<INVESTMENTS-AT-COST> 51215
<INVESTMENTS-AT-VALUE> 51647
<RECEIVABLES> 560
<ASSETS-OTHER> 80
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 52287
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 426
<TOTAL-LIABILITIES> 426
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 67176
<SHARES-COMMON-STOCK> 99<F1>
<SHARES-COMMON-PRIOR> 0<F1>
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (15747)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 432
<NET-ASSETS> 661<F1>
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 7<F1>
<OTHER-INCOME> 0
<EXPENSES-NET> (2)<F1>
<NET-INVESTMENT-INCOME> 5<F1>
<REALIZED-GAINS-CURRENT> (569)
<APPREC-INCREASE-CURRENT> 118
<NET-CHANGE-FROM-OPS> 1043
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (5)<F1>
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 102<F1>
<NUMBER-OF-SHARES-REDEEMED> (4)<F1>
<SHARES-REINVESTED> 1<F1>
<NET-CHANGE-IN-ASSETS> (4310)
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (15178)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 1<F1>
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 2<F1>
<AVERAGE-NET-ASSETS> 210<F1>
<PER-SHARE-NAV-BEGIN> 6.73<F1>
<PER-SHARE-NII> .16<F1>
<PER-SHARE-GAIN-APPREC> (.06)<F1>
<PER-SHARE-DIVIDEND> (.16)<F1>
<PER-SHARE-DISTRIBUTIONS> 0<F1>
<RETURNS-OF-CAPITAL> 0<F1>
<PER-SHARE-NAV-END> 6.67<F1>
<EXPENSE-RATIO> 2.00<F1>
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
<FN>
<F1>Class B only. All other data are fund level.
</FN>
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER> 014
<NAME> SELIGMAN U.S.GOVERNMENT SECURITIES CLASS D
<MULTIPLIER> 1000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-1997
<PERIOD-END> JUN-30-1997
<INVESTMENTS-AT-COST> 51215
<INVESTMENTS-AT-VALUE> 51647
<RECEIVABLES> 560
<ASSETS-OTHER> 80
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 52287
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 426
<TOTAL-LIABILITIES> 426
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 67176
<SHARES-COMMON-STOCK> 1187<F1>
<SHARES-COMMON-PRIOR> 1380<F1>
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (15747)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 432
<NET-ASSETS> 7921<F1>
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 301<F1>
<OTHER-INCOME> 0
<EXPENSES-NET> (87)<F1>
<NET-INVESTMENT-INCOME> 214<F1>
<REALIZED-GAINS-CURRENT> (569)
<APPREC-INCREASE-CURRENT> 118
<NET-CHANGE-FROM-OPS> 1043
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (214)<F1>
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 487<F1>
<NUMBER-OF-SHARES-REDEEMED> (702)<F1>
<SHARES-REINVESTED> 22<F1>
<NET-CHANGE-IN-ASSETS> (4310)
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (15178)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 21<F1>
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 87<F1>
<AVERAGE-NET-ASSETS> 8718<F1>
<PER-SHARE-NAV-BEGIN> 6.73<F1>
<PER-SHARE-NII> .16<F1>
<PER-SHARE-GAIN-APPREC> (.06)<F1>
<PER-SHARE-DIVIDEND> (.16)<F1>
<PER-SHARE-DISTRIBUTIONS> 0<F1>
<RETURNS-OF-CAPITAL> 0<F1>
<PER-SHARE-NAV-END> 6.67<F1>
<EXPENSE-RATIO> 2.00<F1>
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
<FN>
<F1>Class D only. All other data are fund level.
</FN>
</TABLE>
