TRAWLING FOR FORAGE ORGANISMS IN CENTRAL PACIFIC 



273 



Figure 1. — Location of the 16 stations where hauls were 

 made with the 6-foot beam trawl. (Number of stations 

 in parentheses.) 



cc:? 



^S> 



^^- 



'W -v '^ 



f%, 



Figure 3. — Location of the 78 stations where hauls were 

 made with the 6-foot Isaacs-Kidd trawl. 



mated from the angle of the towing wire and the 

 length of wire out, using the secant relationsliip 

 with the assumption that the towing wire de- 

 scribed a straight line in the water. 



Table 2. — Towing tensions ohtained with the 6-foot beam 

 trawl, measured with a dynamometer, on John R. Man- 

 ning cruise 9 



The collections were stored in glass jars and 

 preserved in formalin neutralized with borax. 



Figure 2. — Location of the 28 stations where hauls were 

 made with the 1-meter ring trawl'. (Number of stations 

 in parentheses.) 



