FELDKAMP ET AL.: NET ENTANGLEMENT ON NORTHERN FUR SEALS 



1a 



15 -- 



100 



NET SIZE (q) 



-r 15.0 



-- 10.0 



-- 5.0 



200 



Figure 1.— VOo (mL 0,  min"' kg"') and energy expenditure (W/kg) of three northern fur seals plotted as a function of 

 net fragment size, a) Measurements at zero flow speed, b) measurements at 0.75 m/s. and c) measurements at 1.1 m/s. Open 

 symbols and dashed lines are measurements conducted during the winter; solid symbols and lines are from the spring. 



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