Rare Jellyfish Invasion in Japan: Global Warming Effect?

A swarm of the world's largest jellyfish, Nomura, which can grow as large as 6feet, were found infesting the waters of KOKONOGI, Japan.... This posed grave risk to the livelihood of men.

Is this a natural occurrence or a sign of extreme climate change? Just imagine what will happen if these marine creatures rapidly increases in number year after year? The scenario - No Catch=Scarcity & No livelihood for the common fishermen in Japan.

This year's jellyfish swarm is one of the worst he has seen, Hamano said. Once considered a rarity occurring every 40 years, they are now an almost annual occurrence along several thousand kilometers (miles) of Japanese coast, and far beyond Japan.

Scientists believe climate change — the warming of oceans — has allowed some of the almost 2,000 jellyfish species to expand their ranges, appear earlier in the year and increase overall numbers, much as warming has helped ticks, bark beetles and other pests to spread to new latitudes.

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