ADF STAT. No. 



E 7 

 154-94 MUDDY RIVER 



56°54. 8' N. 132''49. 5' W. 



EASTERN, FREDERICK SOUND. S. of Ft. Agassu. 



MAJOR SPECIES Chum. OTHER SPECIES Pink, coho, steelhead, 



ESCAPEMENT TIMING Middle. trout. 



SPAWNING FACILITIES 

 STREAM TEMPERATURES 



VALLEY DESCRIPTION Long, wide valley with several clear water sloughs and streams. 

 DRAINAGE 76.4 square miles (polar planimeter). 

 STREAM MOUTH IDENTIFICATION 



ANCHORAGE Poor anchorage. Can be reached by skiff from Petersburg or Thomas Bay. 

 TRAILS AND SURVEY ROUTES Stream can be run for quite a length in shallow-draft skiff. 

 AERIAL SURVEY NOTES TTie main stem is discolored and impossible to survey. Two clear 

 water streams are present about 7 or 8 miles from tidewater. 



INTERTIDAL ZONE 



LENGTH AVERAGE WIDTH/DEPTH lS0'/36". 



GRADIENT AND VELOCITIES Swift. 



LENGTH 



GRADIENT AND VELOCITIES Swift. 



BOTTOM 15% sand, 80% gravel, 5% small rock, 



LOW TIDE LOCATION 



HIGH TIDE LOCATION 



SCHOOLING AREAS 



SPAWNING AREAS 



GENERAL NOTES 



UPSTREAM 



LENGTH ACCESSIBLE 12 miles. AVERAGE WIDTH/DEPTH 



GRADIENT AND VELOCITIES Moderate. 



BOTTOM 



MARKER DISTANCE 



MARKER IDENTIFICATION 



BARRIERS None. 



TRIBUTARIES Two clear water tributaries and several small clear water sloughs. 



SCHOOLING AREAS 



SPAWNING AREAS 



GENERAL NOTES 



ESCAPEMENT RECORD 



[Counts made by ground surveys are designated by G; aerial surveys by A] 



REMARKS 



No salmon observed 

 No salmon observed 



No salmon observed 



Too muddy for survey 

 Several hundred chums 

 in clear water tribu- 

 taries 



iHO 



