A crash between a fuel tanker and a container ship off the English coast should be subject to a transparent and internationally coordinated investigation, a global seafarers' union said on Wednesday.

The cargo ship Solong was not laden with sodium cyanide at the time of the collision, say its owner The owner of a cargo ship involved in a collision with a fuel tanker in the North Sea has said it was not laden with highly toxic chemicals.

Two vessels that collided in the North Sea have become "disentangled", meaning salvage crews can begin to assess if the fires on board are out. The collision on Monday off the East Yorkshire coast involved the US-registered tanker Stena Immaculate – which was carrying fuel on behalf of the US military – and the Portuguese-flagged Solong,