Figure 14.- -Movements of bottles released along the transect, Two Rivers to Frank- 

 fort. June 2, 1932. 



recovered in Lake Michigan were picked up 

 from 1 mile south of the White Lake outlet 

 to Fisherman's Island. These bottles were 

 collected in 29-86 days, an average of 46.4, 

 and at minimum distances of 48-114 miles, 

 averaged 71.7. Only four (16 percent) of the 

 bottles retained their drags. 



of the east peninsula of Delta County. The other 

 bottles extended from Glen Arbor, Michigan, 

 to South Fox Island. The bottles were recorded 

 from 8-49 miles, an average of 22.9, and six 

 of them were found in 10-41 days, average 

 of 19.3. Five bottles (62 percent) held their 

 drags. 



Charlevoix to Guiken's Reef 



Of the 15 bottles (table 23) released August 

 9, 1932, along the course from Charlevoix to 

 Guiken's Reef (fig. 20), 8 (53 percent) were 

 found. Six moved toward the south and two 

 toward the north. Two bottles were recovered 

 nearly a year later in July and August 1933; 

 one of them landed on the Lake Michigan shore 



Gull Island to Manistique 



Seven (58 percent) of the 12 bottles released 

 between Gull Island and Manistique on August 

 20, 1932 (table 23 and fig. 20) were recovered. 

 All seven floated toward the east, four going 

 northeast and three southeast. Points of re- 

 covery extended from Five Mile Creek, north- 



34 



