PAGE  1
000 A000000 03/31/2018
000 C000000 910068
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 6.1
000 J000000 A
001 A000000 WESTERN ASSET HIGH INCOME OPP. FUND INC.
001 B000000 811-07920
001 C000000 8887770102
002 A000000 620 EIGHTH AVENUE, 49TH 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
008 A000001 LEGG MASON PARTNERS FUND ADVISOR, LLC
008 B000001 A
008 C000001 801-66785
008 D010001 NEW YORK
008 D020001 NY
008 D030001 10018
008 A000002 WESTERN ASSET MANAGEMENT COMPANY, LLC
008 B000002 S
008 C000002 801-08162
008 D010002 PASADENA
008 D020002 CA
008 D030002 91101
008 A000003 WESTERN ASSET MANAGEMENT COMPANY LIMITED
008 B000003 S
008 C000003 801-21068
008 D010003 LONDON
008 D050003 ENGLAND
008 D060003 EC2A2EN
012 A000001 COMPUTERSHARE INC.
012 B000001 85-11340
012 C010001 LOUISVILLE
012 C020001 KY
012 C030001 40202
013 A000001 PRICEWATERHOUSECOOPERS LLP
013 B010001 BALTIMORE
013 B020001 MD
013 B030001 21202
014 A000001 Clarion Partners Securities LLC
      PAGE  2
014 B000001 8-69204
014 A000002 EnTrustPermal Securities LLC
014 B000002 8-67822
014 A000003 Financial Guard, LLC
014 B000003 8-0178197
014 A000004 LEGG MASON INVESTOR SERVICES, LLC
014 B000004 8-53089
014 A000005 PERMAL (HONG KONG) LIMITED
014 B000005 8-00000
014 A000006 ROYCE FUND SERVICES, INC.
014 B000006 8-28663
015 A000001 STATE STREET BANK AND TRUST COMPANY
015 B000001 C
015 C010001 BOSTON
015 C020001 MA
015 C030001 02111
015 E010001 X
018  000000 Y
019 A000000 Y
019 B000000  149
019 C000000 LEGGMASONF
021  000000        0
022 A000001 DEUTSCHE BANK SECURITIES, INC.
022 B000001 13-2730828
022 C000001    734883
022 D000001     14443
022 A000002 STATE STREET BANK & TRUST CO.
022 B000002 04-1867445
022 C000002    129904
022 D000002     14197
022 A000003 T. ROWE PRICE INVESTMENT SERVICES, INC.
022 B000003 52-1184650
022 C000003         0
022 D000003    106049
022 A000004 JPMORGAN CHASE & CO.
022 B000004 13-3224016
022 C000004     55545
022 D000004     33656
022 A000005 BANK OF AMERICA-MERRILL LYNCH
022 B000005 56-2058405
022 C000005     50035
022 D000005     37714
022 A000006 GOLDMAN SACHS & CO.
022 B000006 13-5108880
022 C000006     37405
022 D000006     45793
022 A000007 CITIGROUP GLOBAL MARKETS, INC.
022 B000007 11-2418191
022 C000007     44982
022 D000007     16755
022 A000008 CREDIT SUISSE SECURITIES (USA) LLC
      PAGE  3
022 B000008 05-0546650
022 C000008     25831
022 D000008     20643
022 A000009 MORGAN STANLEY
022 B000009 13-2655998
022 C000009     20536
022 D000009     25921
022 A000010 WELLS FARGO & CO.
022 B000010 41-0449260
022 C000010     18761
022 D000010     24378
023 C000000    1194779
023 D000000     432147
024  000000 Y
025 A000001 JPMORGAN CHASE & CO.
025 B000001 13-3224016
025 C000001 D
025 D000001    2667
025 A000002 GOLDMAN SACHS & CO.
025 B000002 13-5108880
025 C000002 D
025 D000002    4549
025 A000003 CREDIT SUISSE
025 B000003 05-0546650
025 C000003 D
025 D000003    2829
025 A000004 BANK OF AMERICA-MERRILL LYNCH
025 B000004 56-2058405
025 C000004 D
025 D000004    2325
025 A000005 CITIGROUP GLOBAL MARKETS INC.
025 B000005 11-2418191
025 C000005 D
025 D000005    2153
025 A000006 CITIGROUP GLOBAL MARKETS INC.
025 B000006 11-2418191
025 C000006 E
025 D000006    3777
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
      PAGE  4
028 A040000         0
028 B010000         0
028 B020000         0
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  0.800
048 A010000        0
      PAGE  5
048 A020000 0.000
048 B010000        0
048 B020000 0.000
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 N
054 A000000 Y
054 B000000 Y
054 C000000 Y
054 D000000 N
054 E000000 N
054 F000000 N
054 G000000 Y
054 H000000 Y
054 I000000 N
054 J000000 Y
054 K000000 N
054 L000000 Y
054 M000000 Y
054 N000000 N
054 O000000 Y
055 A000000 Y
055 B000000 N
056  000000 Y
057  000000 N
058 A000000 N
059  000000 Y
060 A000000 Y
060 B000000 Y
061  000000        0
062 A000000 Y
      PAGE  6
062 B000000   0.0
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   1.5
062 M000000   1.5
062 N000000   0.0
062 O000000   0.0
062 P000000  80.2
062 Q000000  15.0
062 R000000   2.9
063 A000000   0
063 B000000  6.8
064 A000000 N
064 B000000 Y
065  000000 N
066 A000000 N
067  000000 N
068 A000000 N
068 B000000 N
069  000000 N
070 A010000 Y
070 A020000 Y
070 B010000 Y
070 B020000 N
070 C010000 Y
070 C020000 N
070 D010000 N
070 D020000 N
070 E010000 Y
070 E020000 N
070 F010000 N
070 F020000 N
070 G010000 Y
070 G020000 N
070 H010000 N
070 H020000 N
070 I010000 N
070 I020000 N
070 J010000 Y
070 J020000 Y
070 K010000 Y
070 K020000 Y
070 L010000 Y
070 L020000 Y
      PAGE  7
070 M010000 Y
070 M020000 Y
070 N010000 Y
070 N020000 N
070 O010000 N
070 O020000 N
070 P010000 Y
070 P020000 N
070 Q010000 N
070 Q020000 N
070 R010000 N
070 R020000 N
071 A000000    360393
071 B000000    345591
071 C000000    710148
071 D000000   49
072 A000000  6
072 B000000    23877
072 C000000      300
072 D000000        0
072 E000000        0
072 F000000     2882
072 G000000        0
072 H000000        0
072 I000000       95
072 J000000        6
072 K000000        0
072 L000000       19
072 M000000       93
072 N000000       33
072 O000000        0
072 P000000        0
072 Q000000        0
072 R000000       27
072 S000000       46
072 T000000        0
072 U000000        0
072 V000000        0
072 W000000       16
072 X000000     3217
072 Y000000        0
072 Z000000    20960
072AA000000        0
072BB000000     1536
072CC010000        0
072CC020000    23136
072DD010000    21582
072DD020000        0
072EE000000        0
073 A010000   0.1670
073 A020000   0.0000
      PAGE  8
073 B000000   0.0000
073 C000000   0.0000
074 A000000      632
074 B000000        0
074 C000000    11007
074 D000000   681080
074 E000000    10359
074 F000000    10694
074 G000000        0
074 H000000        0
074 I000000        0
074 J000000     5032
074 K000000        0
074 L000000    10795
074 M000000       68
074 N000000   729667
074 O000000    20481
074 P000000      499
074 Q000000        0
074 R010000        0
074 R020000        0
074 R030000        0
074 R040000     3492
074 S000000        0
074 T000000   705195
074 U010000   129232
074 U020000        0
074 V010000     5.46
074 V020000     0.00
074 W000000   0.0000
074 X000000    26765
074 Y000000        0
075 A000000        0
075 B000000   721060
076  000000     4.81
077 A000000 Y
077 B000000 N
077 C000000 Y
077 D000000 N
077 E000000 N
077 F000000 N
077 G000000 N
077 H000000 N
077 I000000 N
077 J000000 N
077 K000000 N
077 L000000 N
077 M000000 N
077 N000000 N
077 O000000 N
077 P000000 N
      PAGE  9
077 Q010000 N
077 Q020000 N
077 Q030000 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
086 D020000      0
086 E010000      0
086 E020000      0
086 F010000      0
086 F020000      0
087 A010000 WA High Income Opportunity Fund Inc.
087 A020000 95766K109
087 A030000 HIO
088 A000000 N
088 B000000 N
088 C000000 N
088 D000000 N
SIGNATURE   RICHARD F. SENNETT
TITLE       PFO