the nudibranch polyceridae mabul thecacera during a leisure dive in mabul island, semporna, tawau. sabah, malaysia. borneo.

and animal aquatic background beautiful below borneo closeup conservation destination dive gastropod island kinabalu kota land life mabul macro macrolife malaysia marine mollusk mollusks natural nature nudibranch ocean outdoor parks photography pikacu polyceridae recreation sabah scuba sea semporna slug tawau the thecacera tourism travel tropical underwater wind