The purpose of this study was to determine the diversity of seagrass ecosystems in the coastal waters of Pink Beach Lombok. We conducted the study using the line transect method, divided into 10 stations. Descriptive method use as data analysis. Based on the results of the study got 7 species of seagrass in Pink Beach comprising Enhalus acoroides, Cymodocea rotundata, Cymodocea serrulata, Halophila minor, Halophila ovalis, Syringodium isoetifolium, and Thalassia hemprichii. Seagrass diversity at each station evenly distributed with a percentage of the area of the cover that is not too dense ranging between 40-75%. Environmental factors, on average, still support the growth of seagrass.
Diversity, pink beach, seagrass