Table 2.

Average duration d_i(T_W) of immature stage iat water temperature T_W(from Bayoh and Lindsay (unpublished data))

Parameter	Functional form
d1(TW)	$1.011+20.212{\left(1+{\left(\frac{T_W}{12.096}\right)}^{4.839}\right)}^{-1}$
d2(TW)	$8.130+13.794{\left(1+{\left(\frac{T_W}{12.096}\right)}^{4.839}\right)}^{-1}$− d1(TW)
d3(TW)	$8.560+20.654{\left(1+{\left(\frac{T_W}{19.759}\right)}^{6.827}\right)}^{-1}-d_2\left(T_W\right)$