Hybognathus amarus: Population traits

at T = 22 °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: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.339074 0.39321 0.696605 0.696605 1 1 scaled functional response
r 1/d 0 0 0.00898669 0.00152746 0.0137174 0.00234692 spec pop growth rate
t2 d NaN NaN 77.1304 453.792 50.5304 295.343 population doubling time
a_b d 13.8393 13.4988 12.2527 12.2527 11.5352 11.5352 age at birth
t_j d 62.3602 53.5174 30.9113 30.9113 22.5764 22.5764 time since birth at metam
t_p d 3255.1 1489.37 555.906 555.906 369.488 369.488 time since birth at puberty
S_b - 0.999995 0.999995 0.999996 0.999996 0.999997 0.999997 survival probability at birth
S_j - 0.999971 0.662255 0.999981 0.518754 0.999984 0.427363 survival probability at metam
S_p - 0.999773 0.195168 0.99994 0.190938 0.999966 0.189412 survival probability at puberty
theta_0b - 0.00577144 0.20474 0.104176 0.339128 0.146209 0.406441 frac of ind that is embryo
theta_bj - 0.00578766 0.16823 0.0934739 0.244743 0.124989 0.267378 frac of ind between b and j
theta_jp - 0.0202896 0.232646 0.123964 0.163041 0.102463 0.108183 frac of ind between j and p
theta_pi - 0.968151 0.394383 0.678386 0.253089 0.626339 0.217998 frac of ind that is adult
L_bi cm 0.572994 0.234572 0.252759 0.165983 0.241181 0.15922 mean structural length of post-natals
L2_bi cm^2 0.363569 0.11193 0.0947184 0.0633911 0.0881447 0.0603059 mean squared structural length of post-natals
L3_bi cm^3 0.241516 0.0736954 0.0469097 0.0461568 0.0439314 0.0486228 mean cubed structural length of post-natals
Ww_bi g 0.271955 0.0844664 0.0590559 0.058108 0.0602607 0.0666957 mean wet weight of post-natals
L_pi cm 0.586113 0.391609 0.306401 0.304269 0.297741 0.295295 mean structural length of adults
L2_pi cm^2 0.373158 0.219031 0.12268 0.154928 0.117435 0.15284 mean squared structural length of adults
L3_pi cm^3 0.248003 0.148044 0.0617302 0.119634 0.0596407 0.131431 mean cubed structural length of adults
Ww_pi g 0.27926 0.169681 0.0777138 0.15061 0.081809 0.180284 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.00250343 0.000889842 0.00134851 0.000891375 0.00180497 0.00121888 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 0.312615 0.079094 0.33387 0.0936221 yield of living structure on food
Y_VX_d mol/mol 0.0643462 0.129194 0.000863433 0.175714 0.000349497 0.191996 yield of dead structure on food
Y_EX mol/mol 0 0 0.0809444 0.0204796 0.124099 0.0347991 yield of living reserve on food
Y_EX_d mol/mol 0.00810974 0.0188824 0.000223566 0.0454971 0.000129907 0.0713647 yield of dead reserve on food
Y_CX mol/mol 0.818169 0.742548 0.495978 0.56984 0.432177 0.498843 yield of CO2 on food
Y_HX mol/mol 0.588627 0.534222 0.356829 0.409968 0.310927 0.35889 yield of H2O on food
Y_OX mol/mol -0.889759 -0.807521 -0.539376 -0.619701 -0.469993 -0.542491 yield of O2 on food
Y_NX mol/mol 0.122725 0.111382 0.0743967 0.085476 0.0648266 0.0748264 yield of N-waste on food
mu_TX J/mol 435867 397518 271118 308809 237065 271301 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