Study of nonobtaining problems of trash fishes from shrimp fishing in Bushehr province.
2008
Kabiri Fard, A`bd Ol-Mahdi | Dashti Zadeh, Mahmud | Mohammad Dust, Hassan
This research has done in order to study on nonobtaining problems of trash fishes from shrimp fishing boats of Boushehr province have selected and studied by chance (incidentally) in 1375 year. For this purpose, trawler fishing boats divided to 3 classes include boats, cargoes and ships. After that on the basis of above fishing boats aboundance questionairs was provided and according to stratified sampling distributed between the five regions of province that included of Boushehr, Genaveh, Daylam, saheli-e-Tangestan and Dayyer and totally 207 trawler fishing boats accidentally have studied that consist of 123 boats, 76 cargoes and 8 ships. The result showed that the approximate amount of trash fishes with shrimp fishing in Boushehr province coasts is about 16000 tons in a year. The main problemes of fishers for trash fishers delivering according to their importance were expressed include sail, ice providing, preservation capacity and berthing. Fishers for trash fishes delivering in sea instead of shore had more tendency. Delivering numbers trash fishes in per day with 1 or 2 times for boats and cargoes and 3 times for ships was determinded in sea. The cost of every kilogram of trash fish was determined about 750 RIALS for boats and cargoes and maximum 500 RIALS for ships. According to fishers belives the necessary numbers of fishing ships for taking delivery of trash fishes in Bushehr, Genaveh and Dayyer only one sail and in Daylam, coast region of Tangestan two sail are suggested. The owners of the ships and about had tend that delivery trash fishes to float by themselves in sea but the owners of cargoes believed that this float should have some boats accompanying for taking trash fishes. In this study was estimated that by using trash of Boushehr province coasts more 5 times of present need Boushehr province poultry husbandries can produced fish meal.
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