ABSTRACT This research was conducted in May 2022 at the Estuary of the Kambang River, Pesisir Selatan Regency, West Sumatra. This study aims to analyze the structure of the zooplankton community based on depth. The method used is a survey method by determining the location of sampling by purposive sampling and zooplankton sampling points by stratified sampling. Sampling of zooplankton using a w…