Yellow Sea Cucumbers, Colochirus robustus, Triton Bay, West Papua, Indonesia

yellow sea cucumber sea cucumber cucumbers echinodermata echinoderms echinozoa holothuroidea marine invertebrates eleutherozoa deuterostomia bilateria yellow closeup close up close up birds head arafura sea papua irian jaya western new guinea asia nature sea ocean sealife marine wildlife marine fauna underwater underwaterphoto underwaterpicture underwaterphotography underwaterworld yellow sea cucumbers colochirus robustus triton bay west papua indonesia horizontal n/a n/a rm