In September Japan seized-and later released-a Chinese boat fishing there after it rammed a Japanese coastguard vessel.

九月，日本扣留了——后来又释放了——一艘中国渔船，理由是它撞击了日本巡逻船。

youdao

One day, he went fishing on a fishing boat.

一天，他驾着渔船出去打渔。

youdao

I could see the fishing boat to starboard.

我能看见右侧的那艘渔船。

《柯林斯英汉双解大词典》

One morning the family set out in their wooden boat with fishing poles to catch some supper.

VOA: special.2009.02.28

That way,port officials could deny entry to a fishing boat that has committed offenses in others waters.

VOA: special.2009.02.10

The behavior of a fishing boat is mainly the responsibility of the nation whose flag it flies.

VOA: special.2009.12.08

State media back Beijing's stance that it took "legitimate" actions against a Vietnamese boat fishing "illegally" in the South China Sea, and do not confirm Hanoi's complaints that the boat was set ablaze.

BBC: China media: Vietnam row

"Every boat is fishing in the same place, " he adds.

CNN: Seychelles' gunboats keep pirates from 'blue gold'

Japan has released the captain and crew of a Chinese fishing boat who were arrested last week on suspicion of illegally fishing in Japanese waters.

BBC: Japan frees crew of 'illegal' Chinese fishing boat