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MMO statement: Boulder positions in the Southern North Sea

The Marine Management Organisation is advising the fishing industry and other sea users of the reported positions of boulders dropped by Greenpeace in the Southern North Sea

From:
Marine Management Organisation
Published:
2 November 2026

To support the safe navigation of fishing vessels and other sea users operating in the area, MMO is publishing the positions relayed by Greenpeace to HM Coastguard.

MMO has not independently verified all the positions listed below. The coordinates are those relayed by Greenpeace and shared with MMO by HM Coastguard.

The reported positions are:

  1. 52 50.1889N 002 55.6531E
  2. 52 52.01N 002 53.27E
  3. 52 54.02N 002 50.57E
  4. 52 55.084N 002 49.04E
  5. 52 56.879N 002 46.339E
  6. 52 57.3N 002 52.4E
  7. 52 55.3N 002 51.6E
  8. 52 51.3N 002 49.2E
  9. 52 49.1N 002 47.4E

Mariners operating in the area should take account of these reported positions when planning and conducting their activities.