In this AQUALOG, Dr. Lothar Seegers introduces the groups Aphyosemion, Lampeyes and Ricefishes. Freshwater Jewels is another name for the beautiful killis. You will know why after having seen the amazing array of colors displayed by killifishes, presented in this AQUALOG on over 800 brilliant multi-colored photographs. Like in all other AQUALOG books we have taken great troubles to present all known groups, even all locality-variants.