Octopus mimus: 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: 2025/03/24
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.20207 0.20207 0.601035 0.601035 1 1 scaled functional response
r 1/d 0 0 0.0564425 0.0068805 0.0664434 0.0039111 spec pop growth rate
t2 d NaN NaN 12.2806 100.741 10.4321 177.226 population doubling time
a_b d 2.73829 2.73829 2.70751 2.70751 2.61726 2.61726 age at birth
t_j d 2.04534 2.04534 1.93685 1.93685 1.94461 1.94461 time since birth at metam
t_p d 1055.98 1055.98 147.214 147.214 122.539 122.539 time since birth at puberty
S_b - 0.999999 0.999999 1 1 1 1 survival probability at birth
S_j - 0.999998 0.127427 0.999998 0.124072 0.999998 0.11163 survival probability at metam
S_p - 0.999998 0.084114 0.999998 0.0762098 0.999998 0.0711696 survival probability at puberty
theta_0b - 0.0105826 0.662803 0.141915 0.705026 0.163809 0.716246 frac of ind that is embryo
theta_bj - 0.00790885 0.209795 0.0888993 0.208513 0.101377 0.206957 frac of ind between b and j
theta_jp - 0.00267945 0.0173646 0.0327565 0.0190008 0.0321269 0.0156474 frac of ind between j and p
theta_pi - 0.978829 0.110037 0.736429 0.06746 0.702687 0.061149 frac of ind that is adult
L_bi cm 0.622505 0.122919 0.287656 0.0769601 0.271031 0.0769484 mean structural length of post-natals
L2_bi cm^2 0.417917 0.0532164 0.140645 0.0304468 0.131233 0.0382909 mean squared structural length of post-natals
L3_bi cm^3 0.288886 0.0330166 0.0929022 0.0310165 0.0896488 0.0532097 mean cubed structural length of post-natals
Ww_bi g 11.4231 1.30554 10.7431 3.58672 17.1889 10.2022 mean wet weight of post-natals
L_pi cm 0.628815 0.309738 0.328572 0.225696 0.315117 0.240944 mean structural length of adults
L2_pi cm^2 0.42242 0.160768 0.163595 0.129234 0.155854 0.173715 mean squared structural length of adults
L3_pi cm^3 0.29201 0.101091 0.108236 0.135474 0.106667 0.246766 mean cubed structural length of adults
Ww_pi g 11.5467 3.99733 12.5163 15.6661 20.452 47.3139 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 1.12511 0.14277 1.13606 0.244242 1.82682 0.530061 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 0.00461563 0.000873762 0.00326063 0.000392613 yield of living structure on food
Y_VX_d mol/mol 0.00139418 0.00321182 1.52764e-05 0.00273157 6.79258e-06 0.0021475 yield of dead structure on food
Y_EX mol/mol 0 0 0.529131 0.100167 0.621919 0.0748854 yield of living reserve on food
Y_EX_d mol/mol 0.0537345 0.12379 0.00175127 0.313145 0.00129559 0.409606 yield of dead reserve on food
Y_CX mol/mol 0.835496 0.763623 0.355112 0.473708 0.264143 0.403594 yield of CO2 on food
Y_HX mol/mol 0.600629 0.54896 0.255286 0.340543 0.189889 0.290139 yield of H2O on food
Y_OX mol/mol -0.908602 -0.83044 -0.386184 -0.515157 -0.287255 -0.438908 yield of O2 on food
Y_NX mol/mol 0.125324 0.114543 0.0532667 0.0710562 0.0396214 0.060539 yield of N-waste on food
mu_TX J/mol 442249 402810 178199 243376 128098 204760 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