The organism is a cyanobacterium, also known as blue-greenalgae, although it is technically not an algae.
这种微生物是一种藻青菌,也称为蓝绿藻,尽管严格来讲它并不是一种藻类。
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Researchers monitoring the spread of the blue-greenalgae said such blooms had spread over the Baltic sea each summer for decades.
研究人员检测到蓝绿色藻类如此蔓延在波罗的海的每年夏天,长达数十年之久。
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As well threatening certain species, blue-greenalgae can also pose a risk to human health, and officials are advising people not to bathe in areas where the algae is visible.