Cyprinus carpio: Population traits

at T = 18 °C with background hazards for embryo, larva, juv, adult: 0, 0, 0, 0 1/d

Ln survival probability as function of age, with (dashed) and without (solid) thinning at max (red) and min (blue) scaled functional response for females.
Ln survivor function of the stable age distribution as function of age, with (dashed) and without (solid) thinning at max (red) and min (blue) scaled functional response for females.
model abj f_min f_max date: 2025/04/03
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.0972116 0.0972116 0.0972116 0.0972116 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.0274087 0.0274087 0.00585729 0.00585729 spec pop growth rate
t2 d NaN NaN NaN NaN 25.2893 25.2893 118.339 118.339 population doubling time
a_b d 8.52008 8.52008 8.52008 8.52008 7.96694 7.96694 7.96694 7.96694 age at birth
t_j d 2.20094 2.20094 2.20094 2.20094 1.65468 1.65468 1.65468 1.65468 time since birth at metam
t_p d 1160.75 726.122 1160.75 726.122 283.952 247.877 283.952 247.877 time since birth at puberty
S_b - 1 1 1 1 1 1 1 1 survival probability at birth
S_j - 1 1 0.553069 0.553069 1 1 0.545905 0.545905 survival probability at metam
S_p - 1 1 0.227838 0.227838 1 1 0.174606 0.174606 survival probability at puberty
theta_0b - 0.000789905 0.000789905 0.258076 0.258076 0.195888 0.195888 0.612889 0.612889 frac of ind that is embryo
theta_bj - 0.000204447 0.000204447 0.0504047 0.0504047 0.0356539 0.0356539 0.0930565 0.0930565 frac of ind between b and j
theta_jp - 0.00058699 0.00058699 0.0679213 0.0679213 0.122086 0.122086 0.143108 0.143108 frac of ind between j and p
theta_pi - 0.998419 0.998419 0.623598 0.623598 0.646372 0.646372 0.150946 0.150946 frac of ind that is adult
L_bi cm 0.741356 0.741356 0.535075 0.535075 0.205989 0.205989 0.100756 0.100756 mean structural length of post-natals
L2_bi cm^2 0.554323 0.554323 0.38114 0.38114 0.0713985 0.0713985 0.0290068 0.0290068 mean squared structural length of post-natals
L3_bi cm^3 0.415774 0.415774 0.282554 0.282554 0.0358617 0.0358617 0.0227301 0.0227301 mean cubed structural length of post-natals
Ww_bi g 4.43213 4.43213 3.01201 3.01201 3.59945 3.59945 2.28143 2.28143 mean wet weight of post-natals
L_pi cm 0.741906 0.741906 0.628386 0.628386 0.243892 0.243892 0.186653 0.186653 mean structural length of adults
L2_pi cm^2 0.554761 0.554761 0.453091 0.453091 0.0881659 0.0881659 0.070924 0.070924 mean squared structural length of adults
L3_pi cm^3 0.416104 0.416104 0.336151 0.336151 0.044577 0.044577 0.0581164 0.0581164 mean cubed structural length of adults
Ww_pi g 4.43564 4.43564 3.58335 3.58335 4.47421 4.47421 5.83316 5.83316 mean wet weight of adults
R 1/d 28.118 58.4701 7.27909 37.6312 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.106094 0.106094 0.072946 0.072946 0.141174 0.141174 0.0572984 0.0572984 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 0.109375 0.109375 0.109375 0.109375 0.109375 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0 0 0.0069625 0.0069625 0.00232357 0.00232357 yield of living structure on food
Y_VX_d mol/mol 0.000376952 0.000376952 0.00107277 0.00107277 1.88169e-09 1.88169e-09 0.00448167 0.00448167 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.691866 0.691866 0.230894 0.230894 yield of living reserve on food
Y_EX_d mol/mol 0.00364133 0.00364133 0.0103629 0.0103629 1.86984e-07 1.86984e-07 0.445345 0.445345 yield of dead reserve on food
Y_CX mol/mol 0.886607 0.886607 0.879189 0.879189 0.191797 0.191797 0.207582 0.207582 yield of CO2 on food
Y_HX mol/mol 0.637864 0.637864 0.632528 0.632528 0.137987 0.137987 0.149343 0.149343 yield of H2O on food
Y_OX mol/mol -0.964185 -0.964185 -0.956118 -0.956118 -0.208579 -0.208579 -0.225745 -0.225745 yield of O2 on food
Y_NX mol/mol 0.132991 0.132991 0.131878 0.131878 0.0287695 0.0287695 0.0311372 0.0311372 yield of N-waste on food
mu_TX J/mol 470309 470309 466264 466264 88492.5 88492.5 97166.4 97166.4 yield of heat on food

Remarks

  • Reprod-code O applies. Sex ratio is assumed to be 1:1. Parameters of male and female differ.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer