South Korean soldiers lock the entrance to a beach on Yeonpyeong island, near the Northern Limit Line with North Korea, on April 24. Photo: AFP 

How blue crabs, and the sea they inhabit, could make or break peace on the Korean peninsula

Mark J. Valencia says the agreement between North and South Korea to establish a maritime peace zone would go some way towards preventing conflicts, especially during peak fishing periods

Topic |   Korean peninsula

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South Korean soldiers lock the entrance to a beach on Yeonpyeong island, near the Northern Limit Line with North Korea, on April 24. Photo: AFP 
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