Chaetodipus fallax: Population traits

at T = 34.7 °C with background hazards for embryo, baby, 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 stx f_minf f_max date: 2026/06/13
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - NaN NaN NaN NaN 1 1 scaled functional response
r 1/d 0 0 NaN NaN 0.00600195 0.0021085 spec pop growth rate
t2 d NaN NaN NaN NaN 115.487 328.739 population doubling time
a_b d NaN NaN NaN NaN 15.9986 15.9986 age at birth
t_x d NaN NaN NaN NaN 178.872 178.872 time since birth at weaning
t_p d NaN NaN NaN NaN 20.098 20.098 time since birth at puberty
S_b - NaN NaN NaN NaN 1 1 survival probability at birth
S_x - NaN NaN NaN NaN 1 0.480615 survival probability at weaning
S_p - NaN NaN NaN NaN 0.99997 0.17839 survival probability at puberty
theta_0b - NaN NaN NaN NaN 0.091577 0.142167 frac of ind that is embryo
theta_bx - NaN NaN NaN NaN 0.0831921 0.0932906 fraction of individuals that is baby
theta_xp - NaN NaN NaN NaN 0.514888 0.270556 fraction of individuals that is juvenile
theta_pi - NaN NaN NaN NaN 0.310343 0.493986 frac of ind that is adult
L_bi cm NaN NaN NaN NaN 0.999984 1.02064 mean structural length of post-natals
L2_bi cm^2 NaN NaN NaN NaN 1.03068 1.07729 mean squared structural length of post-natals
L3_bi cm^3 NaN NaN NaN NaN 1.08464 1.16127 mean cubed structural length of post-natals
Ww_bi g NaN NaN NaN NaN 15.6066 16.7092 mean wet weight of post-natals
L_pi cm NaN NaN NaN NaN 1.12961 1.13067 mean structural length of adults
L2_pi cm^2 NaN NaN NaN NaN 1.27603 1.27841 mean squared structural length of adults
L3_pi cm^3 NaN NaN NaN NaN 1.44143 1.44546 mean cubed structural length of adults
Ww_pi g NaN NaN NaN NaN 20.7404 20.7983 mean wet weight of adults
R 1/d NaN NaN NaN NaN 0.0175716 0.0176868 mean reproduction rate of adults
J_X g/d NaN NaN NaN NaN 1.6065 1.67914 mean ingestion rate of wet food by post-natals
Y_PX mol/mol NaN NaN NaN NaN 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol NaN NaN NaN NaN 0.00405228 0.00145821 yield of living structure on food
Y_VX_d mol/mol NaN NaN NaN NaN 1.27858e-06 0.00165963 yield of dead structure on food
Y_EX mol/mol NaN NaN NaN NaN 0.0542549 0.0195236 yield of living reserve on food
Y_EX_d mol/mol NaN NaN NaN NaN 1.71186e-05 0.0222204 yield of dead reserve on food
Y_CX mol/mol NaN NaN NaN NaN 0.769877 0.782331 yield of CO2 on food
Y_HX mol/mol NaN NaN NaN NaN 0.656592 0.667213 yield of H2O on food
Y_OX mol/mol NaN NaN NaN NaN -0.905126 -0.919768 yield of O2 on food
Y_NX mol/mol NaN NaN NaN NaN 0.0624225 0.0634322 yield of N-waste on food
mu_TX J/mol NaN NaN NaN NaN 433008 440243 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