Observations of Wildlife of Tris Klissies and surrounding areas in Ios island.

This dataset presents raw data collected during a comprehensive biodiversity survey conducted at 'Tris Klissies' beach from July 25 to 30, 2023. The survey involved 26 participants, including volunteers and crew members from the BiodiversityGR summer school, who utilized freediving techniques to explore the cold waters day and night. The primary objective was to assess both marine and terrestrial biodiversity in the region.