Abstract
This article presents the raw data in relation to the status of, and the distribution of, the 41 marine algal species occurring around and within the An Thoi coral reef strictly protected zone, Phu Quoc Marine Protected Area. The data, which were collected in May 2017, include the detailed description of the locations, the oceanographical conditions, and the photographs of the 41 marine algal species. For more insight, please see "Marine algal species and marine protected area management: A case study in Phu Quoc, Kien Giang, Vietnam" Huynh and Nguyen, 2019.