Holding(s) in Company

Anglesey Mining plc                     LSE:AYM

3 June 2009

Disclosure of Holdings

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES

1. Identity of the issuer or the underlying issuer of existing
shares to which voting rights are attached: Anglesey Mining plc

2. Reason for the Notification (please tick the appropriate box or
boxes):
An acquisition or disposal of voting rights      [   ]
An acquisition or disposal of financial instruments which may
result in the acquisition of shares already issued to which voting
rights are attached    [  ]
An event changing the breakdown of voting rights [  ]
Other - change in reporting requirements to include qualifying
financial instruments [ X ]

3. Full name of person(s) subject to the notification obligation:
John H Burbank III / Passport Capital LLC / Passport Management
LLC / Passport Plus LLC / Passport Special Opportunities Master
Fund LP / Passport Advisors LP / Passport Holdings LLC / Passport
Materials Master Fund LP

4. Full name of shareholder(s) (if different from 3.):
Passport Special Opportunities Master Fund LP / Passport Materials
Master Fund LP

5. Date of the transaction (and date on which the threshold is
crossed or reached if different): 1 June 2009

6. Date on which issuer notified: 3 June 2009

7. Threshold(s) that is/are crossed or reached: 17%

8. Notified details:

A: Voting rights attached to shares

Class/type of shares: Ordinary 1p GB000320472

Situation previous to the Triggering transaction
Number of Shares: 15,925,000
Number of Voting Rights: 15,925,000

Resulting situation after the triggering transaction
Number of Shares - direct: 15,925,000
Number of Voting Rights - direct: 15,925,000
Number of shares - indirect: 0
Number of Voting Rights - indirect: 0
Percentage of Voting Rights - direct: 10.42%
Percentage of Voting Rights - indirect: 0

B: Financial Instruments:  N/A

C: Financial instruments with similar economic effects to
Qualifying financial instruments

Type of financial instruments: Swap
Exercise price: n/a
Expiration date: 3 May 2011
Exercise/conversion period: n/a
Number of voting rights instrument refers to: 10,600,000
Percentage of Voting Rights: 6.93%
Delta: n/a

Total (A+B+C)

Number of Voting Rights  26,525,000
Percentage of Voting Rights 17.35%

9. Chain of controlled undertakings through which the voting
rights and/or the financial instruments are effectively held, if
applicable:
John H. Burbank III is the managing member of Passport Capital
LLC.
Passport Capital LLC is the managing member of Passport Management
LLC, Passport Plus LLC and Passport Holdings LLC.
Passport Holdings is the general partner of Passport Advisors.
Passport Plus, LLC is the general partner of Passport Special
Opportunities Master Fund, LP.
Passport Advisors LP is the general partner of Passport Materials
Master Fund LP.
Passport Management LLC is the investment manager for Passport
Special Opportunities Master Fund LP and Passport Materials Master
Fund LP.
The following funds currently hold ordinary shares in the issuer:
Passport Special Opportunities Master Fund LP (15,925,000/10.42%
shares)
Passport Materials Master Fund LP (10,600,000 swaps/6.93%)

Proxy Voting

10. Name of the proxy holder:  N/A
11. Number of voting rights proxy holder will cease to hold:  N/A
12. Date on which proxy holder will cease
    to hold voting rights:  N/A
13. Additional information:  None


Enquiries:
Ian Cuthbertson               (44) 1248 361333