Cat Ba Island has a significant biodiversity value as it is home to a number of rare and endangered species of plants and animals with the world s rarest primates the Golden headed Langur According to the study results Cat Ba place have listed species of animals and plants including terrestrial plants species living animals in the forest area species mangrove plants species seaweeds species phytoplankton species plank tonic animals species sea fish species corals species It is identified as one of the areas of highest biodiversity importance in Vietnam and is recognized as a high priority for global conservation