Danio rerio: Population traits

at T = 20 °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_minf f_max date: 2025/05/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.350981 0.350981 0.67549 0.67549 1 1 scaled functional response
r 1/d 0 0 0.0339516 0.00766438 0.0731091 0.0138853 spec pop growth rate
t2 d NaN NaN 20.4157 90.4374 9.481 49.9194 population doubling time
a_b d 9.98022 9.98022 8.97247 8.97247 8.4533 8.4533 age at birth
t_j d 94.0732 94.0732 40.7719 40.7719 28.4218 28.4218 time since birth at metam
t_p d 1276.8 1276.8 168.02 168.02 104.548 104.548 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.708637 1 0.453112 1 0.333927 survival probability at metam
S_p - 0.999993 0.0389133 0.999999 0.0274005 1 0.0250272 survival probability at puberty
theta_0b - 0.00502701 0.167044 0.262476 0.461901 0.460883 0.55726 frac of ind that is embryo
theta_bj - 0.00503332 0.141492 0.193677 0.299459 0.248525 0.304264 frac of ind between b and j
theta_jp - 0.0424104 0.325231 0.359093 0.20913 0.223098 0.121211 frac of ind between j and p
theta_pi - 0.947529 0.366233 0.184754 0.0295099 0.067494 0.0172648 frac of ind that is adult
L_bi cm 0.218096 0.129514 0.110005 0.0689286 0.0861381 0.0658564 mean structural length of post-natals
L2_bi cm^2 0.0488328 0.0238124 0.0184684 0.00794106 0.0109673 0.00691516 mean squared structural length of post-natals
L3_bi cm^3 0.0110422 0.00505375 0.00426086 0.00182647 0.0020906 0.00159998 mean cubed structural length of post-natals
Ww_bi g 0.0175176 0.00801741 0.00906978 0.00388787 0.00558362 0.00427327 mean wet weight of post-natals
L_pi cm 0.225289 0.221867 0.228443 0.267834 0.218205 0.269359 mean structural length of adults
L2_pi cm^2 0.0509738 0.0496745 0.0570265 0.0829489 0.0519765 0.0880931 mean squared structural length of adults
L3_pi cm^3 0.0115682 0.0111911 0.0155276 0.029002 0.0136424 0.0347665 mean cubed structural length of adults
Ww_pi g 0.0183522 0.0177539 0.0330525 0.0617345 0.0364364 0.0928551 mean wet weight of adults
R 1/d 0.2523 0.16242 3.63116 6.96864 4.52654 10.3088 mean reproduction rate of adults
J_X g/d 0.00216546 0.00101868 0.00163004 0.000600759 0.00134475 0.000753042 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 0.0887482 0.0233018 0.113658 0.029502 yield of living structure on food
Y_VX_d mol/mol 0.0028369 0.00959686 6.21066e-07 0.0606065 9.47535e-08 0.0766613 yield of dead structure on food
Y_EX mol/mol 0 0 0.100163 0.026299 0.189903 0.0492927 yield of living reserve on food
Y_EX_d mol/mol 0.00166363 0.00562785 7.0095e-07 0.068402 1.58316e-07 0.128088 yield of dead reserve on food
Y_CX mol/mol 0.886124 0.8754 0.701712 0.712016 0.587063 0.607081 yield of CO2 on food
Y_HX mol/mol 0.637517 0.629802 0.504843 0.512256 0.42236 0.436761 yield of H2O on food
Y_OX mol/mol -0.96366 -0.951998 -0.763112 -0.774317 -0.638431 -0.660201 yield of O2 on food
Y_NX mol/mol 0.132919 0.13131 0.105257 0.106802 0.0880595 0.0910622 yield of N-waste on food
mu_TX J/mol 470167 464606 373035 378460 311224 321859 yield of heat on food

Remarks

  • Reprod-code O 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