The South Korean navy fired warning shots at a North Korean boat on Friday, the South Korean news agency Yonhap reports.
Six boats had violated the sea border starting at 11:00 a.m. In response, t wo South Korean patrol vessels were sent to the area to monitor the situation. They broadcasted radio warnings twice and then firing off dozens of warning shots from around 3 p.m., military officials said.
There was no clash with the North's navy.
Fishing boats routinely compete in the seafood-rich Yellow Sea waters, claimed by both countries during crab-catching season, which is now "in high gear," according to the AP.SEE ALSO: Even North Korea Is Making 'Gangnam Style' Videos >
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