我国漫长的海岸和海岛生长着许多海藻,例如绿藻、红藻、褐藻。南沙的黄岩岛盛产作为海龟食料的褐藻。海藻一般对人体无害,且可食并易于采集。但应选择那些附着在礁石上或漂浮在水中的,海滩上的海藻因时间过 There are many seaweeds growing on the long coasts and islands of our country, such as green algae, red algae and brown algae. Huangyan Island in Nansha is rich in brown algae as a food for sea turtles. Seaweeds are generally harmless to the human body and are edible and easy to collect. However, those algae on the beach that have been attached to the reef or float in the water should be selected over time.