The Japanese say the powerboat repeatedly came very close to the factory ship, the Nisshin Maru, while activists tried to entangle its rudder and propeller with a rope.

VOA: standard.2010.01.06

The Sea Shepherd Conservation Society says one of its boats,the Ady Gil, a sleek high-technology speed boat, was rammed and sliced in half by a Japanese ship,the Shonan Maru.

VOA: standard.2010.01.06

It also claimed that its ship the Bob Barker came within 15 or 20 seconds of being rolled over after being rammed by the Japanese factory ship Nisshin Maru, and that the Japanese have used water cannons and concussion grenades to deter them.

BBC: Politics at play in Sea Shepherd-Japan whaling wars

Second, it has tried to prevent the harpoon ships from connecting with the factory ship, the Nisshin Maru.

BBC: Politics at play in Sea Shepherd-Japan whaling wars

The ship was the Nisshin Maru.

NEWYORKER: Neptune��s Navy