The alien invasive species that damage the health of wetland ecosystem include alien invasive weeds, alien marine species unsuccessfully introduced and harmful alien red tide alga that are brought with water ballast.

• 对湿地生态系统的健康造成严重损害的外来入侵物种主要是外来杂草、引种失败的外来海洋生物、随船舶压舱水带来的外来有害赤潮生物.