This report is under the SEAFDEC/UNEP/GEF Project on “Establishment and Operation of a Regional System of Fisheries Refugia in the South China Sea and Gulf of Thailand”This survey was conducted by the team of refugia project of Indonesia on 11-20 November in Bangka Belitung Islands. There were 10 participants involving in this survey. The objectives of the surveys were to identify critical habitat of squid (Urotheutis chinensis) in Bangka Belitung; to assess critical habitat of squid in Bangka Belitung water including spawning and nursery ground of squid; to assess oceanography condition in Bangka Belitung sea; to assess biological aspect of squid, this includes growth pattern, length distribution; food habit, and genetic pattern of squid in Bangka Belitung; to obtain data & information regarding exploitation pattern of squid, fishing gears and fisher community of squid; to identify social system and institutions of fish squid community.UNEP/GE