Sargassum that also can mean all seaweed species washed up on shore. "Sargassum" species are found throughout tropical areas of the world and are often the most obvious macrophyte in near-shore areas where "Sargassum" beds often occur near coral reefs. The plants grow subtidally and attach to coral, rocks, or shells in moderately exposed or sheltered rocky or pebble areas. These tropical populations often undergo seasonal cycles of growth and decay in concert with seasonal changes in sea temperature. In tropical "Sargassum" species that are often preferentially consumed by herbivorous fishes and echinoids, a relatively low level of phenolics and tannins
Sargassum in Guadeloupe recorded 52 patients as having "Sargassum"-related symptoms. Insurance problems arise for tourist operators and homeowners, where the household and business losses do not fall into previous insurance categories. Wildlife also suffer; for example, sea turtle hatchlings die on their way to open water. The affected countries and territories are discussing causes of the outbreak, potential solutions, and the negative effects on tourism. One method of cleaning is by spade and barrow onshore, and it can be collected by raking boats offshore. Barrages of shallow nets floated by long buoys can be used to ward off algae drifts, depending