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  • Turkish Journal of Zoology
  • Volume:31 Issue:4
  • A Preliminary Study on Growth Parameters and Mortality Rates of the Barbel (Barbus tauricus escheric...

A Preliminary Study on Growth Parameters and Mortality Rates of the Barbel (Barbus tauricus escherichi Steindachner, 1897) in Yeşildere Stream, Rize, Turkey

Authors : Cemalettin ŞAHİN, Hasan Oğuz İMAMOĞLU, Davut TURAN, Bülent VEREP, Vatan TAŞKIN
Pages : 295-300
View : 19 | Download : 10
Publication Date : 0000-00-00
Article Type : Research Paper
Abstract :Bu araflt›rmada Yeflildere’de yaflayan Barbus tauricus escherichi insert ignore into journalissuearticles values(B›y›kl› Bal›k); populasyonunun baz› büyüme parametreleri ve ölüm oranlar› incelendi. Araflt›rma bölgesinden Haziran 2001-Temmuz 2002 y›llar› aras›nda toplam 304 adet bal›k yakaland›. Yakalanan bireylerin boylar› en küçük 5 cm ve en büyük 23 cm, yafllar› ise 0-IV aras›nda da¤›l›m göstermektedir. Yafl tayini Bhattacharya ve pul yöntemleriyle yap›lm›flt›r. Pullara göre büyüme parametreleri; L∞ = 26,63 cm, K = 0,274, t0 = -1,009, Bhattacharya`ya göre; büyüme parametreleri ve mortalite ise L∞ = 27,11 cm, K = 0,267, t0 = -1,117, Z = 1,06 olarak belirlenmifltir.
Keywords : Barbus, Barbus tauricus escherichi, büyüme parametreleri, ölüm oranı, Yeflildere, Do¤u Karadeniz

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