Some Population Parameters of Capoeta trutta (Heckel, 1843) in Uzunçayır Dam Lake (Tunceli)

This study was carried out in Uzunçayır Dam Lake between May 2011—September 2012. total of 349 individuals (222 male, 127 female) of Capoeta trutta (Heckel, 1843) investigated in study, samples was determined which ranged between l-XII age groups and male/female ratio was determined to be 0.57. Total length values ranged from 17.2 to 41 cm for males, from 21.4 to 43 .1 cm for females; weight values ranged from 48.0 to 612.0 for males, from 86.0—747.0 for females; condition factor values ranged from 0.65 to 1.297 for males and from 0.627 to .433 for females. However, length—weight relationship equation was determined as W: 0.0096TL2'9856 (R2 0.93) for males, W: 0.0052TL3'1644 (R2 0.93) females and W: 0.0082TL3'0327 (R2:0.94) for all population. The VBBD parameters were found L,: 49.58, K: 0.09, to: -4.00, W7 1109.06 and natural mortality rate (M) 0.236 for all population.