syringodium filiforme seagrass long thin tubular leaves highlighted white background exhibiting its medium green color

syringodium filiforme seagrass aquatic plant marine vegetation coastal flora green leaves tubular underwater grass sea ecosystem ocean sustainable habitats ecosystems diversity environmental science biodiversity maritime plants life environment natural beauty biology species conservation restoration identification habitat protection submerged saline environments landscapes tidal growth photosynthesis resources adaptations oceanic gardening importance structures ai generated