<page_title> List of smallest fish </page_title> <section_title> List of smallest fish in the world </section_title> <table> <cell> Leptophilypnion fittkaui <col_header> Species </col_header> </cell> <cell> 9.5 mm (0.37 in) <col_header> Maximum known standard length </col_header> </cell> <cell> Leptophilypnion pusillus <col_header> Species </col_header> </cell> <cell> 9.1 mm (0.36 in) <col_header> Maximum known standard length </col_header> </cell> </table>
At less than 1 cm (0.4 in) in standard length, Leptophilypnion fittkaui and Leptophilypnion pusillus are among the smallest fish.