Director/PDMR Shareholding

Merrill Lynch World Mining Tst PLC
21 March 2006



NOTIFICATION OF TRANSACTIONS OF DIRECTORS/PERSONS DISCHARGING MANAGERIAL
RESPONSIBILITY AND CONNECTED PERSONS



1.    Name of Issuer



Merrill Lynch World Mining Trust plc



2.    State whether the notification relates to (i) a transaction notified in
accordance with DR 3.1.4R(1)(a); or (ii) DR 3.1.4R(1)(b) a disclosure made in
accordance with section 324 (as extended by section 328) of the Companies Act
1985; or (iii) both (i) and (ii).



Both (i) and (ii)



3.    Name of person discharging managerial responsibilities/director.



Colin Buchan



4.    State whether notification relates to a person connected with a person
discharging managerial responsibilities/director named in 3 and identify the
connected persons.



N/A



5.    Indicate whether the notification is in respect of a holding of the person
referred to in 3 or 4 above or in respect of a non-beneficial interest.



Holding of the person named above



6.    Description of shares (including class), debentures or derivatives or
financial instruments relating to shares.



Warrants to subscribe for Ordinary shares



7.    Name of registered shareholder(s) and, if more than one, the number of
shares held by each of them.



Rock (Nominees) Ltd



8.    State the nature of the transaction.



Acquisition of Warrants on bonus issue by Company



9.    Number of shares, debentures or financial instruments relating to shares
acquired.



4,000 Warrants



10.   Percentage of issued class acquired (treasury shares or that class should
not be taken into account when calculation percentage).



0.0118%



11.   Number of shares, debentures or financial instruments relating to shares
disposed.



N/A



12.   Percentage of issued class disposed (treasury shares or that class should
not be taken into account when calculation percentage).



N/A



13.   Price per share or value of transaction.



Nil



14.   Date and place of transaction.



20 March 2006, London



15.    Total holding following notification and total percentage holding
following notification (any treasury shares should not be taken into account
when calculating percentage).



20,000 Ordinary shares (0.0118%)

4,000 Warrants (0.0118%)



16.    Date issuer informed of transaction.



20 March 2006



17.    Date of grant.



N/A



18.   Period during which or date on which it can be exercised.



N/A



19.   Total amount paid (if any) for grant of the option.



N/A



20.   Description of shares or debentures involved (class and number).



N/A



21.   Exercise price (if fixed at time of grant) or indication that price is to
be fixed at the time of the exercise.



N/A



22.   Total number of shares or debentures over which option held following
notification.



N/A



23.   Any additional information.



N/A



24.   Name of contact and telephone number for queries.



Caroline Driscoll

Company Secretary

Merrill Lynch Investment Managers Limited

Tel: [phone]




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