texture fresh green spirogyra, zygnematales ,can be cook ,local food of the northern in thailand

algae aquatic background biology bubble can chiang cladophora close closeup cook cooking eat flora food fresh freshness freshwater green gross hair health leaf life living local lush mai moss natural nature northern outdoors pattern plant popular raw river rural seaweed skin slime spiral spirogyra texture thailand top underwater view water weed wet zygnematales