high definition view thalassia hemprichii seagrass showcasing its broad ribbon like leaves rounded tips and visible vein

thalassia hemprichii seagrass marine plants aquatic vegetation broad leaves green ecosystem underwater coastal habitats botany biology plant anatomy natural beauty ecological diversity water algae flora sea grass environment botanic illustration herbal uses garden ecosystems biodiversity sustainability ocean health quality conservation identification tropical vegetative reproduction habitat restoration preservation life aquarium gardening ai generated