31. Average lengths and weights of walleye caught 



in trap nets in the Tongue River Reservoir, 1972-76 99 



32. Summary of walleye and sauger tagging and returns, 

 Tongue River Reservoir, 1973-76. (Number in 



parentheses is the percentage of total tagging.) 100 



33. Average lengths and weights of black and white crappie. 



Tongue River Reservoir, April-May 1975 103 



34. Population estimates of black and white crappie deter- 

 mined from trap net catches. Tongue River Reservoir, 



1974-76 103 



35. Number of bass per 100 meters of shoreline, Tongue 



River Reservoir, 1974-75 105 



36. Back-calculated lengths (nm) of smallmouth bass. 



Tongue River Reservoir, 1976 105 



37. Back-calculated lengths (mm) of largemouth bass. 



Tongue River Reservoir, 1976 106 



38. Summary of smallmouth bass tagging and angler returns 



by year. Tongue River Reservoir, 1973-76 106 



39. Sunmary of largemouth bass tagging and angler returns 



by year. Tongue River Reservoir, 1974-76 106 



40. Miscellaneous statistics of Tongue River Reservoir 



creel census, 1975-76 107 



41. Estimated angling effort and harvest of sport fish. 



Tongue River Reservoir, 1975 and 1976 109 



42. Numbers, lengths, and weights of fish collected for 



stomach analysis 121 



43. Stomach contents of 43 sauger collected from the lower 



Yellowstone River during 1975 and 1976 122 



44. Stomach contents of 13 burbot collected from the 



Yellowstone River below Miles City in January 1976 124 



45. Stomach contents of 20 channel catfish collected from 

 the Yellowstone River near Miles City and Intake and 

 from the mouth of the Tongue River from July through 



September, 1975 and 1976 125 



46. Stomach contents of 17 goldeye collected from the 



Yellowstone River at Miles City in August, 1975 and 1976 127 



