نتایج جستجو برای: catch per unit of effort
تعداد نتایج: 21195074 فیلتر نتایج به سال:
This study was carried out between September 2020 and March 2021 to determine the selectivity of monofilament gillnets used in pearl mullet, Alburnus tarichi (Güldenstädt, 1814), fishing Lake Van. The SELECT method applied selectivity. best model for mullet determined as log-normal model. optimum catch lengths with 20, 22 24 mm mesh sizes were calculated 21.69 cm, 23.84 cm 26.01 respectively. C...
The study aimed to estimate the effect of ecological factors such as day and night on catch species composition in fishing landings in the perisan Gulf in May 2016. In this study, were catched about 34937.18 kg marine speceis and identified of 64 groups of species and family including 56 groups of bonyfishes, 6 groups of invertabrate, 2 groups of cartilage fishes. Meanwhile, the Bushehr, Hormoz...
Bu çal??man?n amac? Gökçeada (Kuzey Ege Denizi) çevresinde gerçekle?tirilen ticari trol bal?kç?l???ndaki ?skarta, hedef d??? ve av için birim çaba ba??na dü?en miktar?n?n (CPUE) belirlenmesidir. Mart 2015 – Nisan 2017 tarihleri aras?nda k?y?lar?nda teknesi ile toplamda 99.8 saat süreyle 19 çekimi gerçekle?tirilmi?tir. Çal??ma süresince toplam 46 familyaya ait 58 tür 7938 birey yakalanm??t?r. Tü...
Tiger– toothed croaker (Otolithes ruber) is considered as a commercially important target species for fishermen in south of Iran, due to its high economic value and marketability. This investigation was carried out using bottom monofilament gillnet with mesh size (stretch mesh) of 8.5 cm and net height of 6 m, made of nylon twine (Polyamide) and a hanging ratio of 50% in order to determine spec...
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