10 March 08

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 [ X ]
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 - dilution following issue of shares [ ]

3. Full name of person(s) subject to the notification obligation:

Morgan Stanley

4. Full name of shareholder(s) (if different from 3.):

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

3 March 2008

6. Date on which issuer notified:

7 March 2008

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

3%

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: Below 3%
Number of Voting Rights: Below 3%

Resulting situation after the triggering transaction
Number of Shares - direct 5,000,000
Number of Voting Rights - direct 5,000,000
Number of shares - indirect - 0
Number of Voting Rights - indirect - 0
Percentage of Voting Rights - direct 3.27%
Percentage of Voting Rights - indirect - 0

B: Financial Instruments: N/A

Total (A+B)

Number of Voting Rights 5,000,000
Percentage of Voting Rights 3.27%

9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable:

Morgan Stanley Securities Limited 3.27%

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

About Anglesey Mining

Anglesey Mining plc is a UK based company listed on the London Stock Exchange with two major projects (in North Wales and Labrador, Canada) under active development towards mining production.

For further information:

Ian Cuthbertson, Finance Director   +(44) 1248 361333

www.angleseymining.co.uk