Small amounts of sargassum help clean water and take in carbon dioxide.

少量的马尾藻有助于清洁水和吸收二氧化碳。

And unusually large amounts of sargassum have floated into the Caribbean Sea.

大量马尾藻已经漂到加勒比海。

Large masses of sargassum also have hurt the Caribbean's fishing industry.

大量的马尾藻也损害了加勒比海的渔业。

This year, the sargassum along parts of Mexico's coast appears worse than it was last year.

今年，墨西哥海岸部分地区的马尾藻问题似乎比去年更严重。

Reason is sargassum is not toxic.

原因是马尾藻无毒。

Removal of sargassum after it hits beaches is also risky. It could harm the sea turtle eggs or young, for example.

清理侵入海滩的马尾藻也存在危险。例如，这可能会伤害到海龟蛋或幼小海龟。

Too much sargassum was thought to cause the recent deaths of thousands of fish in the French Caribbean island of Martinique.

人们认为马尾藻数量之多是导致法属加勒比海马提尼克岛最近数千条鱼死亡的原因。

[Man 1] The sargassum, just like the coral reefs are the canaries in the coal mine.

- [Man 1] 马尾藻， 就像珊瑚礁一样，是煤矿里的金丝雀。

Officials in Monroe county, which includes the Florida Keys, have set aside more than $200,000 to clean and remove sargassum from its beaches.

包括佛罗里达群岛在内的门罗县的官员们已经拨出20多万美元，用来清除海滩上的马尾藻。

He told the Associated Press he thinks the sargassum problem is a disaster that will badly hurt tourism and the local economy.

他告诉美联社，他认为马尾藻问题是一场灾难，将严重损害旅游业和当地经济。