Investigation some length and weight relationships of Nielsen loach (Balitoridae: Paraschistura nielseni) with liner and multiple regression in Karun River (original) (raw)
ﭼﻜﻴﺪﻩ: ﺩﺳﺖ ﻫﺪﻑ ﺑﺎ ﭘﮋﻭﻫﺶ ﺍﻳﻦ ﻣﺎﻫﻲ ﻭﺯﻧﻲ ﻭ ﻃﻮﻟﻲ ﺧﺼﻮﺻﻴﺎﺕ ﺑﺮﺧﻲ ﺑﻪ ﻳﺎﺑﻲ Paraschistura nielseni ﻣﺎﻩ ﻣﺮﺩﺍﺩ ﺩﺭ 1391 ﺩﺭ ﺭﻭﺩﺧﺎﻧﻪ ﻫﺎﻱ ﺳﺮﭼﺸﻤﻪ ﺍﺯ ﻳﻜﻲ ﭼﻠﻮﺍﺭ، ﺳﺮﺷﺎﺧﻪ ﭘﺎﻳﺎﻥ ﺩﺭ ﺷﺪ. ﺭﻳﺰﻱ ﭘﻲ ﺧﻮﺯﺳﺘﺎﻥ ﺍﺳﺘﺎﻥ ﺩﺭ ﺷﻤﺎﻟﻲ ﻛﺎﺭﻭﻥ ﻱ 85 ﺍﺯ ﻧﻤﻮﻧﻪ P. nielseni ﻃﻮﻝ ﺭﻭﺍﺑﻂ ﻭ ﺷﺪ ﺑﻴﻮﻣﺘﺮﻱ ﻭ ﺻﻴﺪ -ﻃﻮﻝ ﻃﻮﻝ، -ﺑﻪ ﻛﻞ ﻃﻮﻝ ﺑﻪ ﻧﺴﺒﺖ ﮔﻨﺎﺩ ﻭﺯﻥ ﻭ ﻻﺷﻪ ﻭﺯﻥ ﺭﮔﺮﺳﻴﻮﻧﻲ ﺭﺍﺑﻄﻪ ﻭ ﻭﺯﻥ ﺭﺍﺑﻄﻪ ﺁﻣﺪ. ﺩﺳﺖ ﻃﻮﻝ -ﻭﺯﻥ TW = 2E-06TL3.304 ﻧﺮ، ﺟﻨﺲ ﺑﺮﺍﻱ TW = 2E-06TL3.353 ﻭ ﻣﺎﺩﻩ ﺟﻨﺲ ﺑﺮﺍﻱ TW = 2E-06TL3.326 ﻃﻮﻝ ﺭﺍﺑﻄﻪ ﻫﻤﭽﻨﻴﻦ ﺷﺪ. ﺯﺩﻩ ﺗﺨﻤﻴﻦ ﺩﻭﺟﻨﺲ ﺗﺮﻛﻴﺐ ﺑﺮﺍﻱ -ﺑﻪ ﺩﻭﺟﻨﺲ ﺗﺮﻛﻴﺐ ﻭ ﻣﺎﺩﻩ ﻧﺮ، ﺟﻨﺲ ﺑﺮﺍﻱ ﻃﻮﻝ ﺗﺮﺗﻴﺐ SL = 0.941TL -2.747 ، SL = 1.002TL -5.578 ﻭ SL = 0.976TL -4.379 ﻣﺤﺎﺳﺒﻪ ﻣﺘﻐﻴﺮﻩ ﭼﻨﺪ ﺷﺪ.ﺁﻧﺎﻟﻴﺰ ﮔﻨﺎﺩ ﻭﺯﻥ ﻭ ﺍﺳﺖ ﻣﻮﺟﻮﺩ ﻻﺷﻪ ﻭﺯﻥ ﻭ ﻛﻞ ﻭﺯﻥ ﻣﻴﺎﻥ ﻓﻘﻂ ﺩﺍﺭ ﻣﻌﻨﻲ ﺍﺭﺗﺒﺎﻁ ﻛﻞ، ﻭﺯﻥ ﺑﻪ ﻧﺴﺒﺖ ﮔﻨﺎﺩ ﻭﺯﻥ ﻭ ﻻﺷﻪ ﻭﺯﻥ ﺑﻴﻦ ﺩﺭ ﺩﺍﺩ ﻧﺸﺎﻥ ﺍﺳﺖ. ﺑﺮﺧﻮﺭﺩﺍﺭ ﺭﻭﺩﺧﺎﻧﻪ ﺍﻳﻦ ﺩﺭ ﻣﺜﺒﺖ ﺁﻟﻮﻣﺘﺮﻳﻚ ﺭﺷﺪ ﺍﺯ ﮔﻮﻧﻪ ﺍﻳﻦ ﻫﻤﭽﻨﻴﻦ ﻧﺪﺍﺭﺩ. ﻛﻞ ﻭﺯﻥ ﺑﺎ ﺩﺍﺭﻱ ﻣﻌﻨﻲ ﺍﺭﺗﺒﺎﻁ ﻛ ﻠﻴﺪﻭﺍژﻩ ﻫﺎ : ﺭﺍﺑﻄﻪ ﻃﻮﻝ -ﻃﻮﻝ ﺭﺍﺑﻄﻪ ﻃﻮﻝ، -ﭼﻠﻮﺍﺭ ﺭﻭﺩﺧﺎﻧﻪ ﮔﻨﺎﺩ، ﻭﺯﻥ ﻻﺷﻪ، ﻭﺯﻥ ﻭﺯﻥ، Abstract: