19 



tribes require sometimes the use of several small nets instead of 

 a large one. 



B. The Aichi-maru Exhibited by the Ohashi 



Dock-yard, Miye Prefecture. 



Length perpendicular 50 feet. 



Extreme breadth 13 feet 6 inches. 



Depth moulded 6 feet 3 inches. 



Total tonnage 19 tons. 



Spars Ketch type. 



Material of the Hull wood. 



Date of launching 1908. 



This boat was built by the Aichi Prefecture Fishery Experi- 

 mental Office after the model of the beam trawler, a schooner 

 used in the Hokkaido with a view to the improvement and deve- 

 lopment of the trawl net fishing in the prefecture. Since then 

 the experimental use of this boat is made in different places but 

 results are of a mixed character sometimes favourable, and at 

 other times unfavourable. It is hoped that good results will be 

 ^finally attained. 



C. The Daiichi-maru Exhibited by the Osaka 



Iron Works, Osaka. 



Length stem to stern i 10 feet. 



Extreme breadth of beam 21 feet 5 inches. 



Depth moulded il feet 8 inches. 



Total tonnage 199 6/ 10 tons. 



Engine Triple Steam Engine. 



Horse Power 409 H. P. 



Speed 10.7 knots. 



Material of the Hull Steel. 



Date of launching 1908. 



