250 



BULLETIN OF THE BUREAU OF FISHERIES. 



20. Small spring pools on the north shore of Lake Wingra. Bottom soft mud with abundant vege- 

 tation. 



21. Small creek on south side of Lake Wingra. Bottom clay and mud. 



22. Muddy bottom near outlet of Lake Wingra. ^ 



23. Yahara Canal, connecting Lake Mendota with Lake Monona. BcJttom muddy with thick 

 vegetation; pebbles along shores. 



24. Pebble and sand beach on southwest shore of Lake Monona. 



Thirty stations where collections were made. 



25. Swamp behind Chicago, Milwaukee and St. Paul Railroad near Lake Monona. 



26. Turvill Bay. Bottom very soft mud with considerable vegetation. 



27. Pebble and sand beach near mouth of Lake Monona. 



28. Vegetation filled bay at outlet of Lake Monona. Bottom sand and mud. 



29. Catches from power seines of commercial fishermen in Lake Waubesa. 



30. Brook near State fish hatchery, 4 miles south of Madison. Bottom clay, stones, and very soft 

 mud. 



