Ichthyomyzon castaneus: Population traits

at T = 16 °C with background hazards for embryo, juv, adult: 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 std f_minf f_max date: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.227575 0.273968 0.636984 0.636984 1 1 scaled functional response
r 1/d 0 0 0.00754479 0.00144919 0.0103659 0.00192021 spec pop growth rate
t2 d NaN NaN 91.8709 478.299 66.8682 360.975 population doubling time
a_b d 16.6301 16.1297 14.1941 14.1941 13.4105 13.4105 age at birth
t_p d 4299.23 2216.08 763.017 763.017 549.558 549.558 time since birth at puberty
S_b - 0.999993 0.999993 0.999995 0.999995 0.999996 0.999996 survival probability at birth
S_p - 0.999961 0.595515 0.999977 0.455109 0.999981 0.396304 survival probability at puberty
theta_0b - 0.00616183 0.207402 0.101524 0.348312 0.129695 0.398866 frac of ind that is embryo
theta_bp - 0.00617431 0.160259 0.0913465 0.230709 0.113011 0.245398 fraction of individuals that is juvenile
theta_pi - 0.987664 0.632339 0.807129 0.420979 0.757293 0.355736 frac of ind that is adult
L_bi cm 0.44061 0.164293 0.188479 0.116776 0.184434 0.115078 mean structural length of post-natals
L2_bi cm^2 0.22173 0.0589946 0.0549738 0.0330719 0.0536884 0.0335091 mean squared structural length of post-natals
L3_bi cm^3 0.118644 0.0307946 0.0218883 0.0194378 0.021877 0.0222553 mean cubed structural length of post-natals
Ww_bi g 0.152653 0.0414215 0.0394501 0.0350336 0.0494331 0.0502879 mean wet weight of post-natals
L_pi cm 0.443106 0.195386 0.204675 0.156466 0.204906 0.162866 mean structural length of adults
L2_pi cm^2 0.223105 0.0735049 0.0609594 0.0501041 0.0613613 0.0551516 mean squared structural length of adults
L3_pi cm^3 0.119385 0.0385806 0.0243545 0.0300406 0.0251251 0.0375378 mean cubed structural length of adults
Ww_pi g 0.153607 0.0518943 0.0438951 0.0541434 0.0567726 0.0848202 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.000806502 0.000258326 0.000559681 0.0003367 0.000858097 0.000535573 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 yield of faeces on food
Y_VX mol/mol 0 0 0.295065 0.0836625 0.264275 0.0797926 yield of living structure on food
Y_VX_d mol/mol 0.0969514 0.170879 0.00122586 0.178924 0.000534776 0.161831 yield of dead structure on food
Y_EX mol/mol 0 0 0.236743 0.0671259 0.33288 0.100506 yield of living reserve on food
Y_EX_d mol/mol 0.0277914 0.0589684 0.000983563 0.143558 0.000673601 0.203842 yield of dead reserve on food
Y_CX mol/mol 0.765882 0.660778 0.356607 0.417355 0.292261 0.344653 yield of CO2 on food
Y_HX mol/mol 0.554201 0.478146 0.258045 0.302003 0.211483 0.249394 yield of H2O on food
Y_OX mol/mol -0.832897 -0.718596 -0.38781 -0.453874 -0.317834 -0.37481 yield of O2 on food
Y_NX mol/mol 0.114882 0.0991166 0.053491 0.0626033 0.0438392 0.0516979 yield of N-waste on food
mu_TX J/mol 408739 354628 193605 225331 156640 184296 yield of heat on food

Remarks

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