Report of Results of /Jlbacore Fishing 

 Ground Development 



Mie Prefecture Fisheries Experiment Station 



1. Vessel - Kainui Maru 



2. Type of operation - i'llbacore fishing L-round exploration 



3. Outline of operations 



First Cruise 



At 8:30 A.M. on June 10 the vessel sailed from Hamashima and headed 

 for Mlsaki in Kanat^awa Prefecture to take on bait and ice. She arrived 

 at Misaki the following,, day, the 11th, at 5:?0 A.U. and loaded 30.8 tons 

 of ice, 12,550 salted sardines, and 2,960 frozen squid. At 10:05 P.M. 

 the anchor was neighed and the vessel headed for the fishint; grounds for 

 the first phase of the survey. TTith a follc'.7inj_,- \7ind and a calm sea the 

 fishing grounds vrere reached on the 19th and operations were iminediately 

 begun. Fishin^,, continued for 10 days and on the 29th the vessel ^ejan its 

 return voyage, arrivinj__ at Misaki on July 6 at 8:18 A.M. 



Second Cruise 



On July 8 3,100 salted sardines, 2,000 frozen souii, 1,500 frozen 

 saury, and 25.1 tons nf ice were taken aboard and at 11:00 P.M. the ^-essel 

 weighed anchor and departed Mis-ki for the second cruise. The fishing 

 grounds were reached on the 15th and nperati'-ins were ';e_-un at once. The 

 vessel operated for 8 days bet^Tcen 1GA° - 170^E and 37° - 39^^:^. The re- 

 turn voyage w?.s begnin on the 23rd and she arrived back at Misaki on July 31. 



Third Cruise 



On August 25 at 10:00 P.M. the vessel sailed from Fdv^aki for her third 

 cruise. There were 2,000 fr'^zon squid, 1,500 frozen saury, 11,000 salted 

 sardines, and 23 tons of ice aboard. The vessel arrived on the fishing 

 grounds on September 1 and began operations on the 2nd. Fishinj' vras 

 carried on for 13 days between 166° and 171° E. During the first part '^f 

 this period the vessel operated in the vicinity of A3°N, but later she 

 moved south and fished between 4,0° and iil°N. The return voyage was begTin 

 on the 19th with arrival at Misaki on September 28, 



On this cruise the line-hauler broke doTm on the first d-\y "f opera- 

 tion and, there tein_ no prospects of repairing it, the lines v:ere there- 

 after hauled by hand. For this reason four of the 17 days spent on the 

 fishing grounds were devoted to resting. On this cruise the first albacore, 

 19 fish (three of them shark-eaten), were taken. 



Fourth Cruise 



On October 2 2,990 frozen squid, 10,150 salted sardines, nnd 27.6 

 tons of ice were luadcd and at 4.: 30 P.M. the anchor was weighed and the 

 vessel headed for the fishing grounds. She arrived on the grounds on 

 October 10 and commenced fishing immediately. Fishing vns carried -'in for 



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