Table 18. --Release and recovery points of sand -ballasted drift bottles that were released 

 in 1955 on the Ludington, Michigan -Manitowoc, Wisconsin transect (cont'd) 



August 11 

 7 



44"'0?' 



87°03' 



44*03' 



87°09' 



44*04 • 



87''15• 



10 



44*05' 



87*21 • 



11 



44*04" 



87*27' 



12 



44*05" 



87*33' 



84 



