More than 40 species of crabs can be found in the extensive intertidal beachat Shiang-shan. More than 20 species of crabs inhabit the mouth of Gang-Kou River of Kenting National Park. Sesarmops intermedium is the one with the largest population. You might see ecdysis of Sesarmops intermedium or Chiromantes haematocheir at the Mei-Lun Creek.