Table 5

Parameters of total length-weight relationship and of theoretical growth for Pseudorasbora parva for each sub-basin and for Lake Trasimeno.

TL W relationship parameters
Theoretical growth parameters
n b a R2 T Lt k t0 R2 Φ
Paglia basin 174 2.78 0.0145 0.90 15.78 0.192 1.08 1.00 1.68
Chiascio basin 3659 2.04 0.0754 0.99 17.26 0.161 0.96 1.00 1.68
Tevere basin 683 2.88 0.0110 0.90 12.52 0.399 0.57 1.00 1.80
Nestore basin 511 2.74 0.0173 0.85 16.06 0.192 0.72 1.00 1.70
Trasimeno lake 543 3.23 0.0064 0.90 15.26 0.191 1.31 1.00 1.65

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