UP-A-TREE CR. 



HEADWATER CREEK 



TABLE 9. 



O SAMPLING STATIONS 

 H GILL NET SETS 



Figure 21. --Gill net and limnological sampling stations, BrcwksLake. 1957. 



-Gill net catches of all species by month, June to October 



Brooks Lake 



1957, 



An unusual finding in the gill net catches 

 was the occurrence of pygmy whitefish 

 (Coregonus coulteri), which were previously 

 unreported in this region of Alaska. They 

 were caught both in shoal areas in Headwater 

 Bay and in deep sets in other parts of the lake. 

 What little is known of the life history and 



distribution of this species has been sum- 

 marized by Eschmeyer and Bailey (1954). 



The catches of each species in table 9 are 

 not directly comparable because some species 

 were not usually associated with juvenile 

 sockeye salmon. For instance, lake trout 



30 



