At low tide, Great Blue Spotted Mudskipper searches for food such as algae and debris on mudflat. There are three species of mudskippers along the Mangrove Boardwalk in the Park: Great Blue Spotted Mudskipper, Shuttles Hoppfish and Periophthalmus magnuspinnatus. Great Blue Spotted Mudskipper is the largest in size with distinctive blue spots on its body.