FISHES OF THE MISSOURI RIVER BASIN. 



327 



The examination and determination of the physical and biological 

 features of the streams of these States was made an important part of 

 these investigations, and it was this phase of the work to which Mr. 

 Cox and his assistants chiefly directed their attention. The work in 

 Iowa was done by Professor Evermann alone, and was in most part 

 devoted to the examination of springs and the smaller streams. 



iTIXEKAi: 



June 16. Messrs. Cox and Rutter began 



the work at Mitchell, S. Dak. 

 17. Examined the Dakota, River, 



Rock Creek, and Firesteel 



Creek, near Mitchell. 

 IS. Made collections in Enemy 



Creek, near Mitchell, 

 lit to 21. Spent in making further 



investigations on Dakota River 



and Rock Creek. 

 22. Professor Evermann joined the 



party. Went to Chamberlain, 



S. Dak. 

 2)!. Drove north of Chamberlain and 



examined Crow and Smith 



creeks. 



24. Drove 15 miles southwest of 



Chamberlain and examined 

 White River. 



25. Sunday. Spent the day at 



Chamberlain. 

 2G. Went from Chamberlain to Scot- 

 land, S. Dak., where we ex- 

 amined Prairio Creek; went 

 to Springfield, S. Dak., in the 

 evening. 



27. Drove northwest of Springfield 



and examined Emanuel and 

 Choteau creeks ; then to Run- 

 ning Water, S. Dak., where we 

 crossed the Missouri River and 

 went to Niobrara, Nebr. 



28. Went 3 miles west of Niobrara 



to Ponca Creek; examined it 

 and Niobrara River, then drove 

 east to Bazile Creek, which we 

 examined; went to Verdigris, 

 Nebr., in the evening. 



29. Examined the Verdigris River 



and a small creek near Verdi- 

 gris, and in the afternoon went 

 to Creighton, Nebr., where we 

 examined a large pond. 



30. Drove to Bazile Mills, where we 



examined Spring Creek; then 

 took train to Norfolk Junction, 

 and iished Elkhorn River and 

 Norfolk Creek. 



v, is;):;. 



July 1. Messrs. Cox and Putter went to 

 Ewing, Nebr., where they ex- 

 amined the Elkhorn River and 

 other waters in that vicinity. 

 In the evening they went to 

 Long Pine, Nebr. Prof. Ever- 

 mann examined springs near 

 Council Bluffs, Iowa. 



3 and 4. Messrs. Cox and Rutter 

 examined streams about Long 

 Pine, and were rejoined on the 

 4th by Messrs. Evermann and 

 Gillum. 



5 and 6. Examined various streams 

 and springs about Long Pine. 



7. Professor Evermann left the 

 party here and went to Lake 

 Erie ; the others drove south of 

 Long Pine and examined Lake 

 George and Carp Lake, return- 

 ing to Long Pine on evening 

 of the 8th. 



9. Went from Long Pine to Valen- 

 tine, Nebr. 



10. Fished the Niobrara River, Min- 

 nechaduza Creek, and auother 

 small creek near Valeutiue. 

 Left in the evening for Chad- 

 ron, Nebr. 



11. Examined White River, Chad- 

 ron Creek, and Lone Tree 

 Creek near Chadron. 



12. Went by rail to Casper, Wyo. 



13. Examined the North Platte and 

 a small creek at Casper. 



it. Went from Casper to Glenrock, 

 Wyo., and examined Deer 

 Creek and North Platte River. 



15. Went to Douglas, Wyo., and 

 examined the North Platte at 

 that place. 



16. Sunday, spent at Douglas. 



17. Went to Crawford, Nebr. 



18. Went to Sheridan. Wyo. 



19. Examined Big Goose Creek at 

 Sheridan, and left in the after- 

 noon tor a three days' wagon 

 trip to the mountains. 



