Trematomus nicolai: Population traits

at T = -1.4 °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: 2025/06/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.553094 0.674343 0.837171 0.837171 1 1 scaled functional response
r 1/d 0 0 0.000881789 0.000148332 0.00113337 0.000234575 spec pop growth rate
t2 d NaN NaN 786.069 4672.94 611.581 2954.9 population doubling time
a_b d 88.7407 86.1246 83.4929 83.4929 81.5088 81.5088 age at birth
t_j d 35.3647 30.7267 26.6393 26.6393 23.8976 23.8976 time since birth at metam
t_p d 18793.7 11395.6 8284.1 8284.1 6788.94 6788.94 time since birth at puberty
S_b - 0.999979 0.99998 0.999982 0.999982 0.999983 0.999983 survival probability at birth
S_j - 0.999952 0.639833 0.999965 0.639066 0.999969 0.638565 survival probability at metam
S_p - 0.999895 0.398449 0.999915 0.368325 0.999922 0.345737 survival probability at puberty
theta_0b - 0.00897722 0.341327 0.0715303 0.391004 0.0885863 0.420579 frac of ind that is embryo
theta_bj - 0.00358279 0.0983555 0.0217634 0.0998911 0.0244875 0.0982845 frac of ind between b and j
theta_jp - 0.00540728 0.110973 0.044771 0.127501 0.0563751 0.136857 frac of ind between j and p
theta_pi - 0.982033 0.449345 0.861935 0.381604 0.830551 0.34428 frac of ind that is adult
L_bi cm 1.93639 0.511594 0.84706 0.413398 0.78144 0.385887 mean structural length of post-natals
L2_bi cm^2 4.48622 0.703917 1.11411 0.44819 0.965088 0.383503 mean squared structural length of post-natals
L3_bi cm^3 11.2979 1.61202 1.92967 0.942812 1.60787 0.790036 mean cubed structural length of post-natals
Ww_bi g 20.5371 3.21929 4.31821 2.10983 3.9852 1.95814 mean wet weight of post-natals
L_pi cm 1.95283 0.684771 0.901087 0.574913 0.842927 0.550829 mean structural length of adults
L2_pi cm^2 4.5271 1.02261 1.19841 0.702994 1.05682 0.630936 mean squared structural length of adults
L3_pi cm^3 11.4013 2.36167 2.07837 1.50282 1.76407 1.32746 mean cubed structural length of adults
Ww_pi g 20.725 4.71636 4.65097 3.363 4.37234 3.29017 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.0295787 0.00565978 0.0111278 0.00447478 0.0115172 0.00457446 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 0.152911 0.0312528 0.158226 0.0405126 yield of living structure on food
Y_VX_d mol/mol 0.0771839 0.120206 0.0058622 0.113779 0.00344708 0.110587 yield of dead structure on food
Y_EX mol/mol 0 0 0.189273 0.0386847 0.233945 0.0598999 yield of living reserve on food
Y_EX_d mol/mol 0.0631193 0.119852 0.00725623 0.140836 0.00509668 0.163509 yield of dead reserve on food
Y_CX mol/mol 0.750322 0.650567 0.535323 0.566073 0.48991 0.516117 yield of CO2 on food
Y_HX mol/mol 0.539815 0.468047 0.385135 0.407258 0.352463 0.371317 yield of H2O on food
Y_OX mol/mol -0.815975 -0.707491 -0.582164 -0.615604 -0.532777 -0.561277 yield of O2 on food
Y_NX mol/mol 0.112548 0.097585 0.0802984 0.0849109 0.0734865 0.0774175 yield of N-waste on food
mu_TX J/mol 399192 346478 285023 301248 260190 274075 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