| PAGE |
| Introduction | [363] |
| Description of Neosho River | [366] |
| Description of Marais des Cygnes River | [367] |
| Methods | [368] |
| Electrical Fishing Gear | [368] |
| Seines | [369] |
| Gill Nets | [370] |
| Sodium Cyanide | [370] |
| Rotenone | [370] |
| Dyes | [370] |
| Determination of Abundance | [371] |
| Names of Fishes | [371] |
| Annotated List of Species | [371] |
| Fish-fauna of the Upper Neosho River | [405] |
| Description of Study-areas | [405] |
| Methods | [406] |
| Changes in the Fauna at the Upper Neosho Station, 1957 through 1959 | [407] |
| Local Variability of the Fauna in Different Areas at the Upper Neosho Station, 1959 | [409] |
| Temporal Variability of Fauna in the Same Areas | [411] |
| Population-Estimation | [412] |
| Movement of Marked Fish | [416] |
| Similarity of the Fauna at the Upper Neosho Station to the Faunas of Nearby Streams | [418] |
| Comparison of the Fish-faunas of the Neosho and Marais des Cygnes Rivers | [419] |
| Faunal Changes, 1957 Through 1959 | [420] |
| Conclusions | [423] |
| Acknowledgments | [425] |
| Literature Cited | [425] |