Starfish (Asteroidea) is one of the biota that make up Bilik Beach, Baluran National Park. The aim research was to determine diversity starfish species in intertidal zone Park, Situbondo Regency, East Java. method used survey method. Data collection carried out by site surveys, determining locations, sampling, observing, and identifying species. Sampling when seawater reached its maximum ebb. l...

Echinoderms with around 7,000 species can be found at all depths of the marine ecosystems. Body shape is radially symmetrical, covered by calcareous plates and five body parts are around a central axis. The class of Asteroidea (also known as starfish or sea star) is one of the most diverse groups within the phylum Echinodermata, including nearly 1900 extant species grouped into 36 families, and...