4. Deep sea pole-and-line fishing trial
Traditionally, these fisheries have been undertaken mainly around Sone (A submarine topography which is higher than the surrounding sea bed), but this year, surveys were conducted, placing a priority on the area around 100 fathom line, in the expectation of expanding fishing grounds and improving fish catch output.
1) Vessel used: Chartered vessel Ryoshu Maru 30 tons 120HP
2) Survey area:
The first trial; the area around 100 fathom line surrounding Iriomote Island, Hateruma Island, Nakano-Kami Island
The second trial; the coast of Ikema Island, Kobisho, the coastal waters of Uotsuri Island
The third trial; the sea near Uotsuri Island
3) Period
Conducted 3 times; from March 9 to March 23, from April 6 to April 19 and, from April 22 to April 29 in 1959.
Content
Ryukyu Fisheries Research Institute / Operations Report / FY1959
| Document title | Ryukyu Fisheries Research Institute / Operations Report / FY1959 |
|---|---|
| Date created (Western calendar) | [1960] |
| Date created (Japanese era) | [Showa 35] |
| Author(s) / Editor(s) | Ryukyu Fisheries Research Institute |
| Publisher | Ryukyu Fisheries Research Institute |
| Name of publication | Operations Report [FY1959] |
| Content | A survey report on deep sea pole-and-line fishing trial by Ryukyu Fisheries Research Institute. They conducted operation trials three times during March and April 1959. The two operation trials within the three were conducted in the sea around Uotsuri and Kuba Islands in the Senkaku Islands. A map of pole-and-line fishing ground is attached. |
| Language | Japanese |
|---|---|
| Public access | Open |
| Repository | Okinawa Prefectural Archives |
| Medium | Paper/Booklet |
| Copies | 13 |
| Reference No. | S1960000000103 |
| Reference & information | Follow the instruction at the Okinawa Prefectural Archives |
| Notes |