<![CDATA[Riding Panjang Village, Bangka Regency, which is famous for its important mangrove ecosystem as a habitat for variousmarine life, including mangrove crabs (Scylla sp.). Mangrove crabs have high economic value and are highly dependenton mangrove ecosystems whose conditions are very dynamic. In 2020, the mangrove area in the village was rehabilitateddue to damage from uncontrolled mining activities. This study aims to examine the abundance of mangrove crabs inmangrove rehabilitation areas and the relationship between the abundance of mangrove crabs and environmentalparameters. The method used in this study uses the purposive sampling method. The results of the study found two speciesof mangrove crabs found, namely Scylla serrata and Scylla paramamosain The highest abundance of mangrove crabswas found at Station 2 of 300 ind/ha and the highest relative abundance value was in the Scylla serrata species of88.9%. The growth pattern of mangrove crabs at the three stations was negative allometric with a value of b < 3. Theanalysis of the main components (PCA) showed that there were environmental factors that affected the abundance ofmangrove crabs, namely mangrove density, salinity, pH, DO, temperature, and substrate.]]>
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