On© type of parse seine used for tuna consisted of a 60 foot 
pocket and wings of 2,500 feet of strong net. Sereral boats with about 
60 fishermen operated this net. This type of net was used for tuna off 
Miyagi and Kanagawa prefectures. 
Trawl lines about 1,400 feet long were used for tuna from boats 
with 10 or more fishermen to a boat. 
Yellowtail were caught by numerous methods, varying 
according to the locality and season, but most commonly used were the 
large trap nets called ojlki-ami . Gill-nets, Japanese trawls, trawl 
lines and hand lines are also used. 
The trap net used for this species consisted of a main net about 
1,000 feet long and 600 feet wide at the opening with a leader net 
varying in length according to the nature of the fishing ground. The 
trap which was set at a point where the fish were known to pass in their 
migration was operated in some cases by as many as 12 boats, manned by 
more than 100 fishermen. 
Baiting was commonly used to attract yellowtail for several of the 
methods. 
Tal were taken in coastal waters by scare-cord 
seines, haul seines, gill nets, laying nets and hand and trawl lines. 
The scare-cord seine consisted of a pocket about 100 feet long and 
two wings each more than 3,000 feet long. In this operation seven boats 
manned by 60 men were employed: two boats to handle the net, two boats 
to scare the fish into the net, two anchor boats and a look-out boat. 
The boats went out to the fishing grounds before dawn, the scare boats 
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