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All issues No 419 (2018) Knowl. Manag. Aquat. Ecosyst., 419 (2018) 48 Full HTML

Table 3

For P. semilunaris (all individuals combined) from three lakes in the Marmara region, number of specimens (n), mean total length (TL) in mm at capture, mean back-calculated lengths at age, standard error (SE), and mean annual growth increments using the scale radius to TL regression equation.

  Back-calculated body lengths at age
Lakes   TL at capture Age 1 Age 2 Age 3 Age 4 Age 5
 
n TL SE TL SE TL SE TL SE TL SE TL SE
İznik                          
2015 14 34.10 0.18 33.68 0.07                
2014 20 47.00 0.17 33.53 0.07 43.68 0.08            
2013 11 50.10 0.24 30.80 0.12 41.25 0.17 50.09 0.24        
2012 8 61.30 0.20 31.50 0.14 42.28 0.21 51.94 0.22 61.25 0.20    
Mean back-calculated TL at age 32.37   42.40   51.01   61.25      
Mean TL increment (mm)   10.03   8.61   10.24        
Uluabat                          
2015 10 31.40 0.13 27.78 0.86                
2014 16 37.20 0.13 27.97 0.06 31.06 0.24            
2013 21 46.70 0.12 29.17 0.07 38.99 0.10 46.71 0.12        
2012 7 52.70 0.17 27.44 0.06 35.85 0.08 45.21 0.12 52.71 0.17    
Mean back-calculated TL at age 28.09 0.37 35.30 2.30 45.96 0.75 52.71 –    
Mean TL increment (mm)   7.21   10.66   6.75        
Sapanca                          
2015 15 26.92 0.19 25.60 0.11                
2014 42 37.19 0.11 27.18 0.04 34.67 0.07            
2013 74 43.51 0.08 27.38 0.04 35.13 0.05 41.64 0.07        
2012 22 55.13 0.17 29.32 0.05 37.49 0.07 46.43 0.09 54.72 0.12    
2011 12 59.91 0.1x7 27.28 0.12 32.65 0.18 39.99 0.24 47.78 0.27 54.99 0.25
Mean back-calculated TL at age 27.35 0.59 34.99 0.99 42.69 1.92 51.25 3.47 54.99 –
Mean TL increment (mm)   7.64   7.70   8.56   3.74    

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