(SEE ALSO: Arctic Region; Bering Sea; China; East Indies; Indian Ocean; India; Japan; Red Sea; Russia; Sakhalin; Sri Lanka; Taiwan)

(SEE ALSO: Behavior, Ingestive; Captivity, Sirenians in; Digestive System; Food Plants; Weed Control) (NOTE: Plants reported as part of the captive but not the natural diet of sirs. will not necessarily be found under Food Plants. Papers referring to them are, however, indexed here.)