134 
Zwischenbericht StUKplus 
28.02.2012 
a) 
■ swimming 
■ porpoising 
■ feeding 
■ milling 
■ logging 
■ no behaviour 
other 
b) 
2 % 
5% 
5% 
10 % 
78% 
■ swimming 
■ porpoising 
■ feeding 
■ milling 
■ logging 
■ no behaviour