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PDF icon  The Crown Estate Biodiversity Action Plan PDF (1 MB)

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Our Portfolio > Marine > Aquaculture > Shellfish Farming > Shellfish Figures

Fact:

  • We are landlord to over 900 fish farms around the coast of the Scottish highlands and islands

Fact:

  • We have granted, in conjunction with DEC, 30 agreements for lease for offshore windfarms in the territorial sea and on the UK continental shelf of which many have now entered into a lease. Seven developments are already producing electricity

Latest News Headlines

Winners of the 2009 Business Awards Announced

New Offshore Energy Supervisory Committee Announced

New Partnership For Sustainable Housing Delivery

Stars of the Scottish Aquaculture Industry Honoured

Details of Pentland Firth Bids Announced

Shellfish Farming
Shellfish Figures
Mussel lines on the surface of a loch

 

The Scottish shellfish farming industry is well established. There has been a rapid expansion in farmed mussel production from Shetland in recent years. The figures below provide details of site numbers, output and first sale market value for each farmed species.

Distribution

The table below details the number of shellfish sites around Scotland on Crown Estate land, broken down by region and species, as of May 2006.

                                           Number of Distinct Sites

OystersScallopsMusselsClams
Argyll & Bute3915550
Highland2840864
Orkney10750
Shetland1316970
Western Isles75420
Dumfries and Galloway0010
TOTAL97832864

 

Shellfish Production in Scotland

  • Number of companies in production during 2004:    110
  • Number of companies registered as active during 2004:    175
  • Number of active sites during 2004:    319
  • By 2004 the number of companies producing more than 100 tonnes of mussels had reached eleven, between them growing 60% of the total farmed mussel output in Scotland.
  • In 2004 the thirteen companies each producing over 100,000 Pacific oysters produced 95% of the Scottish total.
  • Many companies cultivate more than one species on site. For example, scallops are grown together with queens, Pacific oysters with native oysters, and mussels with Pacific oysters.

                                           Production

2004 (tonnes)2003 (tonnes)
Mussels4,2233,632
Pacific oysters287279
Queens4545
Scallops1022
Native oysters813
TOTAL4,5733,991

                                           Value of Table Trade

2004 (approx.)2003 (approx.)
Mussels£3.4 – 5.5 million £2.9 – 3.7 million
Pacific oysters£540 – 900,000£530 – 870,000
Queens£60,000£60,000
Scallops£40 – 50,000£90 – 100,000
Native oysters£40,000£60,000

Note: prices of farmed shellfish fluctuate throughout the year

Source: Fisheries Research Services (FRS – 2005): 'Scottish shellfish farm production survey 2004', FRS, Aberdeen. For a copy of the full report, available on the FRS website, please follow the link.

 

For further information on our Scottish holdings, please visit our Scotland page.