126 
BULLETIN OF THE UNITED STATES FISH COMMISSION. 
B.— BASIN OF ARKANSAS RIVER. 
IV. — THE NEOSHO RIVER. 
The Neosho River, in southeastern Kansas and southwestern Missouri, is a tributary of 
the Arkansas. Shoal (Jreeh, tlie streain examined, is a rather large creek, near the 
town of Neosho. It bas a depth of more than 6 feet, except in occasional shallow places 
where the water Hows rapidly over a gravelly bottom. In the rapidly flowing places 
the water is quite clear, but opaque in the deeper places. The bottom is rather muddy 
in the deeper places. The width of the stream varies from 100 to 150 feet. The tem- 
perature is 76° Fall. 
Ricltory Creek, a small tributary of Shoal Creek, has a temperature of 74°. The tem- 
perature of a spring branch of Hickory Creek was 66J°. 
The U. S.Fish Commission has built a fish hatchery at Neosho. At the time ofour visit 
no hatching had been done. Several ponds had been made and the building was 
nearly finished. The hatchery is supplied with water from a beautiful, but not large 
spring. 
1. Noturus exilis Nelson. 
A few specimens taken from the spring branch. 
2. Catostomus teres (Mitchill). 
Common. 
3. Catostomus nigricans Le Sueur. 
Apparently scarce. 
4. Moxostoma duquesnei (Le Sueur). 
Common. 
5. Campostoma anomalum (Rafinesque). 
Common. 
6. Hybognathus nubila (Forbes). 
Abundant. 
7. Pimephales notatus (Kafiuesque). 
Abundant. 
8. Notropis galacturus (Cope). 
Not common. 
9. Notropis megalops (Rafinesque). 
Veiy common. 
10. Notropis zonatus (Agassiz). 
Abundant. 
11. Notropis rubrifrons (Cope). 
Common. 
12. Hybopsis kentuckiensis (Rafinesque). 
Common. 
13. Hybopsis amblops (Rafinesque). 
A few specimens taken. 
14. Semotilus atromaculatus (Mitchill). 
One specimen taken. 
15. Zygonectes macdonaldi Meek. 
