Mangroves forest map was created by using Quickbird satellite images with high-resolution combining ground truthing with 45 slices and 116 surveyed points in order to assess distributions and volumes of mangrove forests in coastal areas of Bac Lieu province. The research showed that mangrove forests in the coastal area of Bac Lieu province concluding two main areas: 1) The full protection zone (FPZ) was mainly Avicenia sp. with the total area of 1,598 ha
2) The combined buffer zone (CBZ) was mainly Rhizophora sp. and mixed mangroves with the total area of 2,117 ha. The total area of restored forest in the study area will be 202.4 ha, in which the buffer zone having of 121.3 ha and the CBZ having of 81.1 ha. The mangrove forest volume was about 38,476 m3. The result of the present study could be the principle for planning, restoring and sustainable developing of mangrove forests.