red tide

Noun

 * 1) An algal bloom of sufficient quantity to cause discoloration (often red) in a body of water; red tides can potentially cause irritation or death to exposed creatures.
 * 2) specifically, one caused by.

Translations

 * Chinese:
 * Mandarin: ,
 * Finnish: punainen vuorovesi
 * French:
 * Galician: marea vermella
 * German: rote Flut
 * Greek: κόκκινη παλίρροια
 * Hungarian: vörös dagály
 * Japanese:
 * Portuguese: maré vermelha
 * Russian:
 * Spanish: marea roja
 * Thai: ช่วงน้ำแดง
 * Vietnamese: thuỷ triều đỏ