fa تأثیر جنس و ماده ضد چسبندگی شناورها برنشست ماکرو جلبک‌ها و دوکفه‌ای Mytilaster lineatus در خزر جنوبی شیلات Fisheries پژوهشي Research <div style="text-align: justify;"><span style="font-size:11pt"><span style="line-height:normal"><span style="direction:rtl"><span style="unicode-bidi:embed"><span style="font-family:Calibri,sans-serif"><span lang="FA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">یکی از مشکلات زیستی دریای خزر هجوم گونه‌های بیگانه چسبنده و حضور گونه‌های دارای خاصیت چسبندگی زیستی می‌باشد که مشکلاتی را برای تأسیسات دریایی و شناورهای ایجاد می‌کنند. هدف این مطالعه بررسی اثر جنس بدنه و ماده ضد چسبندگی شناورها برنشست ماکرو جلبک‌ها و دوکفه&shy;ای </span></span></span><i><span dir="LTR" new="" roman="" style="font-family:" times=""><span style="color:black">Mytilaster lineatus</span></span></i> <span lang="FA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">و </span></span></span><span lang="FA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">انتخاب بهترین جنس و رنگ ضد چسبندگی بوده است</span></span></span><span lang="FA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">. در ساحل چابکسر، سال 99-1400 درمجموع دو جنس بدنه (فایبرگلاس و فولاد) و 7 رنگ ضد چسبندگی (فاقد رنگ، رنگ‌های پامچال، روناس، </span></span></span><span lang="AR-SA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">رنگین زره</span></span></span><span lang="FA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">، اسکله، باژاک، همپل) در 14 تیمار د</span></span></span><span lang="FA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">ر 3 تکرار انتخاب و پس از نصب صفحات، عوامل فیزیکوشیمیایی آب طی دوره و فاکتورهای مرتبط در انتهای دوره اندازه&shy;گیری شد. </span></span></span><span lang="AR-SA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">حضور جلبک&shy;ها در صفحات فایبرگلاس و فولاد اختلاف معنی&shy; دار (05/0</span></span></span><span dir="LTR" new="" roman="" style="font-family:" times=""><span style="color:black">P</span></span><span dir="LTR" style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black"><</span></span></span><span lang="AR-SA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">) و حضور ماسل در صفحات فایبرگلاس عدم اختلاف معنی&shy; دار (05/0</span></span></span><span dir="LTR" new="" roman="" style="font-family:" times=""><span style="color:black">P</span></span><span dir="LTR" style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">></span></span></span><span lang="AR-SA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">) و در صفحات فولاد دارای اختلاف معنی&shy;دار بین رنگ&shy;های مختلف در بیشتر فاکتورها بودند (05/0</span></span></span><span dir="LTR" new="" roman="" style="font-family:" times=""><span style="color:black">P</span></span><span dir="LTR" style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black"><</span></span></span><span lang="AR-SA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">). حضور جلبک &shy;ها در تیمار شاهد، پامچال،</span></span></span> <span lang="AR-SA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">روناس، رنگین زره، اسکله و باژاک عدم اختلاف معنی&shy; دار (05/0</span></span></span><span dir="LTR" new="" roman="" style="font-family:" times=""><span style="color:black">P</span></span><span dir="LTR" style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">></span></span></span><span lang="AR-SA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">) و در همپل دارای اختلاف معنی&shy; دار (05/0</span></span></span><span dir="LTR" new="" roman="" style="font-family:" times=""><span style="color:black">P</span></span><span dir="LTR" style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black"><</span></span></span><span lang="AR-SA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">) و حضور ماسل در تیمار شاهد، روناس و همپل دارای اختلاف معنی&shy; دار (05/0</span></span></span><span dir="LTR" new="" roman="" style="font-family:" times=""><span style="color:black">P</span></span><span dir="LTR" style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black"><</span></span></span><span lang="AR-SA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">) و در</span></span></span> <span lang="AR-SA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">پامچال،</span></span></span> <span lang="AR-SA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">رنگین زره، اسکله و باژاک دارای عدم اختلاف معنی &shy;دار</span></span></span> <span lang="AR-SA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">بین صفحات مختلف در بیشتر فاکتورها بود</span></span></span> <span lang="AR-SA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">(05/0</span></span></span><span dir="LTR" new="" roman="" style="font-family:" times=""><span style="color:black">P</span></span><span dir="LTR" style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">></span></span></span><span lang="AR-SA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">). بیشترین مقدار حضور جلبک و ماسل در تیمار شاهد صفحات مختلف بود. </span></span></span><span lang="FA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">به‌طورکلی،</span></span></span><span lang="FA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black"> در صفحات فایبرگلاس، رنگ&shy;ها مانع از نشست جلبک&shy;ها و ماسل شده و تنها در تیمار شاهد مقادیری جلبک وجود داشت. احتمالاً مواد بازدارنده رنگ&shy;ها مانع از نشست گردید. در صفحات فولاد نیز، جلبک&shy;ها و ماسل در تیمار شاهد مشهودتر بودند که احتمالاً رنگ تیره تیمار شاهد و عدم استعمال رنگ سبب نشست بیشتر شد. این اثرگذاری می&shy;تواند متأثر از مواد شیمیایی رنگ&shy; ها باشد. در صفحات مختلف نیز، مقدار نشست جلبک&shy; ها و ماسل در صفحات فولادی بیشتر بود که می&shy;تواند به علت </span></span></span><span lang="FA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">وجود </span></span></span><span lang="FA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">سختی و </span></span></span><span lang="FA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">میکرو بافت&shy;ها </span></span></span><span lang="FA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black">باشد. درنتیجه استفاده از جنس فایبرگلاس و رنگ‌های ضد نشست جهت کاربرد در بدنه‌های شناورها توصیه می‌گردد.</span></span></span><span lang="FA" style="font-size:12.0pt"><span b="" mitra="" style="font-family:"><span style="color:black"></span></span></span></span></span></span></span></span></div> <div style="text-align: justify;"><span style="font-size:11pt"><span style="line-height:normal"><span style="unicode-bidi:embed"><span style="font-family:Calibri,sans-serif"><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">The aim of this study was to investigate the effect of hull type and antifouling coatings of marine vessels on </span></span></span><span lang="EN" style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">macroalgae</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black"> and mussel <i>Mytilaster lineatus</i> settlement (Chaboksar, 2019-2020) and select the best hull type and </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">coating.</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black"> In total, 14 treatments were used in 3 replications: Fiberglass treatments (1 or </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Control</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">: </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">colorless</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">, 2: </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Pamchal</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">, 3: </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Ronas</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">, 4: </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Rangin Zareh</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">, 5: </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Eskeleh</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">, 6: </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Bajak</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">, 7: </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Hempel</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">) and </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Steel </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">treatments (8 or </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Control</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">: </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">colorless</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">, 9: </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Pamchal</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">, 10: </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Ronas</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">, 11: </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Rangin Zareh</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">, 12: </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Eskeleh</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">, 13: </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Bajak</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">, 14: </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Hempel</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">). After installation of plates, physicochemical factors of water and related factors were measured during the period and at the end of the period, respectively. Treatments were analyzed using T-test test for comparison of plates, One-way analysis of variance test for comparison of coatings and Tukey test for two by two comparison of coatings. The presence of algae on fiberglass and steel plates and m</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">ussel</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black"> on steel plates showed a significant difference (P<0.05) between different coatings in most studied factors but the presence of m</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">ussel</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black"> on fiberglass plates didnot show any significant difference (P>0.05). The presence of algae in </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Hempel</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black"> treatment and m</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">ussel</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black"> in</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black"> Control</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">, </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Ronas</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black"> and </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Hempel</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black"> treatments showed a significant difference (P<0.05) between different plates in most studied factors but the presence of algae in </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Control</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">, </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Pamchal</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">, </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Ronas</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">, </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Rangin Zareh</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">, </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Eskeleh</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black"> and </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Bajak</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black"> treatments and m</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">ussel</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black"> in</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black"> Pamchal</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">, </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Rangin Zareh</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">, </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Eskeleh</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black"> and </span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">Bajak</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black"> treatments didnot show any significant difference (P>0.05). The highest amount of presence of algae and mussels was in the control treatment of different plates. Generally, the coatings prevented algae and m</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">ussel</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black"> on fiberglass plates and there were only little algae in control treatment. Deterrent materials of coatings were likely to prevent the settlement. Also, on steel plates, algae and m</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black">ussel</span></span></span><span style="font-size:12.0pt"><span new="" roman="" style="font-family:" times=""><span style="color:black"> were more evident in control treatment, the dark color in control treatment and lack of coatings probably caused more settlement. This effect can be influenced by chemicals of coatings. Furthermore, in different plates, the amount of algae and mussel settlement was higher on steel plates which can be due to hardness and microtextures.</span></span></span></span></span></span></span></div> چسبندگی زیستی, جنس بدنه, ماده ضد چسبندگی, شناورهای دریایی. Macroalgae, Mussel, Hull type, Antifouling coatings, Marine vessels 77 92 http://jmb.ahvaz.iau.ir/browse.php?a_code=A-10-293-6&slc_lang=fa&sid=1 Hamed Gholipour1 حامد قلی پور 10031947532846006779 10031947532846006779 No Mohammadrez Rahimibashar محمدرضا رحیمی بشر 10031947532846006780 10031947532846006780 Yes