<PAGE> PAGE 1
000 B000000 08/31/97
000 C000000 760110
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 3.0.a
000 J000000 A
001 A000000 EV TRADITIONAL WORLWIDE HEALTH SCIENCES FUND,
001 B000000 811-4196
001 C000000 6174828260
002 A000000 24 FEDERAL ST.
002 B000000 BOSTON
002 C000000 MA
002 D010000 02110
003 000000 N
004 000000 N
005 000000 N
006 000000 N
007 A000000 N
007 B000000 0
011 A000001 EATON VANCE DISTRIBUTORS, INC.
011 B000001 8-24081
011 C010001 BOSTON
011 C020001 MA
011 C030001 02110
012 A000001 FIRST DATA INVESTOR SERVICES GROUP, INC.
012 B000001 85-401761
012 C010001 WESTBOROUGH
012 C020001 MA
012 C030001 01581
012 C040001 5123
013 A000001 DELOITTE & TOUCHE LLP
013 B010001 BOSTON
013 B020001 MA
013 B030001 02110
014 A000001 EATON VANCE DISTRIBUTORS, INC.
014 B000001 8-24081
015 A000001 INVESTORS BANK & TRUST COMPANY
015 B000001 C
015 C010001 BOSTON
015 C020001 MA
015 C030001 02116
015 E010001 X
018 000000 Y
019 A000000 Y
019 B000000 217
019 C000000 EATONVANCE
020 C000001 0
020 C000002 0
<PAGE> PAGE 2
020 C000003 0
020 C000004 0
020 C000005 0
020 C000006 0
020 C000007 0
020 C000008 0
020 C000009 0
020 C000010 0
021 000000 0
022 C000001 0
022 D000001 0
022 C000002 0
022 D000002 0
022 C000003 0
022 D000003 0
022 C000004 0
022 D000004 0
022 C000005 0
022 D000005 0
022 C000006 0
022 D000006 0
022 C000007 0
022 D000007 0
022 C000008 0
022 D000008 0
022 C000009 0
022 D000009 0
022 C000010 0
022 D000010 0
023 C000000 0
023 D000000 0
024 000000 N
026 A000000 N
026 B000000 N
026 C000000 N
026 D000000 N
026 E000000 N
026 F000000 N
026 G010000 N
026 G020000 N
026 H000000 N
027 000000 Y
028 A010000 6482
028 A020000 0
028 A030000 0
028 A040000 1153
028 B010000 3002
028 B020000 0
028 B030000 0
028 B040000 3681
028 C010000 4850
<PAGE> PAGE 3
028 C020000 0
028 C030000 0
028 C040000 1517
028 D010000 4858
028 D020000 0
028 D030000 0
028 D040000 1297
028 E010000 4863
028 E020000 0
028 E030000 0
028 E040000 1824
028 F010000 4669
028 F020000 1467
028 F030000 0
028 F040000 1515
028 G010000 28724
028 G020000 1467
028 G030000 0
028 G040000 10987
028 H000000 23294
029 000000 Y
030 A000000 1183
030 B000000 4.75
030 C000000 0.00
031 A000000 186
031 B000000 0
032 000000 997
033 000000 0
034 000000 N
035 000000 0
036 B000000 0
037 000000 N
038 000000 0
039 000000 N
040 000000 Y
041 000000 N
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 N
048 000000 0.000
048 A010000 0
048 A020000 0.000
048 B010000 0
<PAGE> PAGE 4
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
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 50
062 A000000 N
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 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
066 A000000 N
067 000000 N
068 A000000 N
068 B000000 N
069 000000 N
<PAGE> PAGE 5
070 A010000 Y
070 A020000 N
070 B010000 Y
070 B020000 N
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 N
070 K010000 Y
070 K020000 Y
070 L010000 Y
070 L020000 N
070 M010000 Y
070 M020000 N
070 N010000 Y
070 N020000 N
070 O010000 Y
070 O020000 N
070 P010000 N
070 P020000 N
070 Q010000 N
070 Q020000 N
070 R010000 Y
070 R020000 N
071 A000000 0
071 B000000 0
071 C000000 0
071 D000000 0
072 A000000 12
072 B000000 0
072 C000000 0
072 D000000 0
072 E000000 -542
072 F000000 0
072 G000000 170
072 H000000 0
072 I000000 196
072 J000000 12
072 K000000 0
<PAGE> PAGE 6
072 L000000 53
072 M000000 0
072 N000000 56
072 O000000 0
072 P000000 0
072 Q000000 0
072 R000000 22
072 S000000 2
072 T000000 170
072 U000000 0
072 V000000 0
072 W000000 8
072 X000000 691
072 Y000000 145
072 Z000000 -1087
072AA000000 1797
072BB000000 0
072CC010000 9599
072CC020000 0
072DD010000 0
072DD020000 0
072EE000000 4230
073 A010000 0.0000
073 A020000 0.0000
073 B000000 0.2950
073 C000000 0.0000
074 A000000 0
074 B000000 0
074 C000000 0
074 D000000 0
074 E000000 0
074 F000000 0
074 G000000 0
074 H000000 0
074 I000000 88015
074 J000000 0
074 K000000 138
074 L000000 456
074 M000000 0
074 N000000 88612
074 O000000 0
074 P000000 1
074 Q000000 0
074 R010000 0
074 R020000 0
074 R030000 0
074 R040000 262
074 S000000 0
074 T000000 88349
074 U010000 5918
074 U020000 0
<PAGE> PAGE 7
074 V010000 14.93
074 V020000 0.00
074 W000000 0.0000
074 X000000 0
074 Y000000 0
075 A000000 0
075 B000000 68003
076 000000 0.00
077 A000000 Y
077 B000000 Y
078 000000 N
080 A000000 FEDERAL INSURANCE CO.
080 C000000 45000
081 A000000 Y
081 B000000 216
082 A000000 Y
082 B000000 100
083 A000000 N
083 B000000 0
084 A000000 N
084 B000000 0
085 A000000 Y
085 B000000 N
SIGNATURE BARBARA E. CAMPBELL
TITLE ASSISTANT TREASURER
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER> 0
<NAME> EV TRADITIONAL WORLDWIDE HEALTH SCIENCES FUND, INC.
<MULTIPLIER> 1000
<S> <C>
<PERIOD-TYPE> YEAR
<FISCAL-YEAR-END> AUG-31-1997
<PERIOD-END> AUG-31-1997
<INVESTMENTS-AT-COST> 69362
<INVESTMENTS-AT-VALUE> 88015
<RECEIVABLES> 598
<ASSETS-OTHER> 0
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 88612
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 263
<TOTAL-LIABILITIES> 263
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 69697
<SHARES-COMMON-STOCK> 5918
<SHARES-COMMON-PRIOR> 4064
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 18652
<NET-ASSETS> 88349
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 0
<OTHER-INCOME> 268
<EXPENSES-NET> 545
<NET-INVESTMENT-INCOME> (1087)
<REALIZED-GAINS-CURRENT> 1797
<APPREC-INCREASE-CURRENT> 9599
<NET-CHANGE-FROM-OPS> 10309
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 4230
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 3480
<NUMBER-OF-SHARES-REDEEMED> 1901
<SHARES-REINVESTED> 275
<NET-CHANGE-IN-ASSETS> 33333
<ACCUMULATED-NII-PRIOR> (653)
<ACCUMULATED-GAINS-PRIOR> 3115
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 170
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 691
<AVERAGE-NET-ASSETS> 68003
<PER-SHARE-NAV-BEGIN> 13.54
<PER-SHARE-NII> (0.133)
<PER-SHARE-GAIN-APPREC> 1.818
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 0.295
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 14.93
<EXPENSE-RATIO> 2.00
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
