**Exhibit4.72**

**Execution Version**

**Notice ofAssignment in relation to Talisman**
| To:    |   | Talisman Energy (UK) Limited             |
|--------|--------|------------------------------------------|
|   |   | Talisman House                           |
|   |   | 163 Holburn Street                       |
|   |   | Aberdeen                                 |
|   |   | Scotland                                 |
|   |   | (Attn: Vice President/Company Secretary) |

 

**m.v.“BLEO HOLM”**

We refer to the bareboatcharter dated 30 November 2005 between us, Bluewater (Floating Production)Limited (the “**Assignor**”), and you, TalismanEnergy (UK) Limited (acting in your capacity as Ross Field Operator and onbehalf of the Co-venturers) (as amended from time to time prior to the datehereof or, with the consent of the Assignee (as defined below), after the datehereof) in respect of the floating production, storage and off-loading vesselBleo Holm (collectively referred to herein as the “**Contract**”).

We hereby give you notice:

# 1                                that,by a General Assignment (the “**Assignment**”)dated 29 June 2006 made between (inter alios) us and ING Bank N.V. (in itscapacity as security trustee) (the “**Assignee**”), wehave assigned to the Assignee all of our rights, title, interest, and benefit(present and future, actual and contingent) in, to, under and pursuant to(inter alia) the Contract including (but without prejudice to the generality ofthe foregoing) our rights to receive certain monies and make certain claims fordamages under and pursuant to the Contract; 

# 2                                that,unless and until you receive notification from the Assignee or ING Bank N.V.,you are irrevocably authorised and instructed to pay all amounts payable to usunder and pursuant to the Contract to account name “BFP Assigned Account”,account number 02.00.22.158, withING Bank N.V., acting through its Amsterdam head office, or to such otheraccount as ING Bank N.V., acting for these purposes as the agent of theAssignee, may from time to time direct; and

# 3                                thateach amount paid by you in accordance with paragraph 2 above shall discharge,by a corresponding amount, your payment obligations under the Contract. 

Please acknowledgereceipt of this notice by signing the acknowledgement endorsed on the enclosedduplicate of this notice and returning that duplicate direct to the Assignee atthe address shown, with a copy to us.

For and on behalfof**Bluewater (Floating Production) Limited**by its duly authorised attorney-in-fact
|                     |   | /s/ [ILLEGIBLE] |   |   |
|---------------------|--------|-----------------|--------|--------|
|                |   |            |   |   |
| Dated 29 June 2006. |

 

 

Confirmed and agreed.**ING Bank N.V.**by its duly authorised attorney-in-fact

 
|                     |   | /s/ [ILLEGIBLE] |   |   |
|---------------------|--------|-----------------|--------|--------|
|                |   |            |   |   |
| Dated 29 June 2006. |

 

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Acknowledgement ofAssignment - Talisman Contract
| To:   |   | ING Bank N.V.                           |
|-------|--------|-----------------------------------------|
| Copy: |   | Bluewater (Floating Production) Limited |

 

We acknowledge receipt of the notice set out above and consent to thereassignment and assignment referred to therein. For the avoidance of doubt,this acknowledgement shall not be interpreted as affecting in any manner ourrights pursuant to the quiet use and enjoyment letter dated 12 July 2006between ING Bank N.V., as agent for the lenders, various Bluewater companies,Talisman Energy Inc. and Talisman Energy (UK) Limited. 

 

For and on behalf of**Talisman Energy (UK) Limited****by its duly authorised officer

 
|                            |   | /s/ [ILLEGIBLE] |   |   |
|----------------------------|--------|-----------------|--------|--------|
|                       |   |            |   |   |
| Dated 13th July 2006. |

 

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