Between November 2016 and December 2017, WorldFish surveyed the Auki fish market, in Malaita Province, Solomon Islands. The objectives of the survey were to: (i) document the species, volumes and values of fish sold at Auki market, and the fishing grounds where this fish was caught; (ii) document and describe the fisheries that supply the biggest market in Malaita Province; and (iii) support the Ministry of Fisheries & Marine Resources (MFMR) in establishing a baseline of the fisheries in Malaita. A total of 100,042 fishes, from 400 species and 47 families, were measured and identified. A total of 134 tons of fish with an estimated value of SBD$5.4 million passed through the Auki market during the survey period. The Auki fish market survey was carried out under the framework of the ‘Strengthening community-based natural resource management to safeguard food security in Malaita Province, Solomon Islands’ project funded by the Asian Development Bank (ADB) in cooperation with the Ministry of Fisheries and Marine Resources (MFMR), the Malaita Provincial Government, and Youth@Work