Amphioctopus fangsiao: 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: 2025/03/24
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.354582 0.354582 0.677291 0.677291 1 1 scaled functional response
r 1/d 0 0 0.00917258 0.00061915 0.0172475 NaN spec pop growth rate
t2 d NaN NaN 75.5673 1119.51 40.1883 NaN population doubling time
a_b d 18.5788 18.5788 17.1262 17.1262 16.4727 NaN age at birth
t_j d 38.04 38.04 22.3248 22.3248 18.004 NaN time since birth at metam
t_p d 1108.26 1108.26 180.415 180.415 126.22 NaN time since birth at puberty
S_b - 0.999998 0.999998 0.999999 0.999999 0.999999 NaN survival probability at birth
S_j - 0.999988 0.422305 0.999992 0.220912 0.999994 NaN survival probability at metam
S_p - 0.999969 0.171187 0.99999 0.139689 0.999993 NaN survival probability at puberty
theta_0b - 0.0244468 0.282244 0.153073 0.52633 0.251923 NaN frac of ind that is embryo
theta_bj - 0.0244604 0.189254 0.13086 0.269134 0.189658 NaN frac of ind between b and j
theta_jp - 0.0256215 0.0822661 0.0358224 0.0278326 0.0150446 NaN frac of ind between j and p
theta_pi - 0.925471 0.446236 0.680244 0.176703 0.543374 NaN frac of ind that is adult
L_bi cm 1.21098 0.891006 1.38693 0.826951 1.30532 NaN mean structural length of post-natals
L2_bi cm^2 1.52147 0.965269 2.38204 1.10272 2.30116 NaN mean squared structural length of post-natals
L3_bi cm^3 1.94681 1.15468 4.59842 1.99632 4.86266 NaN mean cubed structural length of post-natals
Ww_bi g 3.51154 2.08274 11.6581 5.06114 15.885 NaN mean wet weight of post-natals
L_pi cm 1.25222 1.18195 1.6118 1.49826 1.61823 NaN mean structural length of adults
L2_pi cm^2 1.59258 1.44607 2.90983 2.63853 3.07991 NaN mean squared structural length of adults
L3_pi cm^3 2.04684 1.81079 5.69709 5.20612 6.64951 NaN mean cubed structural length of adults
Ww_pi g 3.69197 3.26618 14.4434 13.1987 21.7221 NaN mean wet weight of adults
R 1/d 0 0 0.271761 0.235688 0.318306 NaN mean reproduction rate of adults
J_X g/d 0.202844 0.126525 0.647338 0.291469 0.938546 NaN mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 0.109375 0.109375 0.109375 0.109375 NaN yield of faeces on food
Y_VX mol/mol 0 0 0.0651583 0.00424067 0.0893601 NaN yield of living structure on food
Y_VX_d mol/mol 0.015894 0.0391254 0.0151209 0.0908011 0.0161382 NaN yield of dead structure on food
Y_EX mol/mol 0 0 0.100033 0.00651041 0.202555 NaN yield of living reserve on food
Y_EX_d mol/mol 0.0127746 0.0314466 0.023214 0.139401 0.0365807 NaN yield of dead reserve on food
Y_CX mol/mol 0.861956 0.820053 0.687099 0.649672 0.545991 NaN yield of CO2 on food
Y_HX mol/mol 0.619651 0.589527 0.493948 0.467042 0.392507 NaN yield of H2O on food
Y_OX mol/mol -0.937378 -0.891808 -0.74722 -0.706519 -0.593766 NaN yield of O2 on food
Y_NX mol/mol 0.129293 0.123008 0.103065 0.0974508 0.0818987 NaN yield of N-waste on food
mu_TX J/mol 457527 435642 364574 344728 288226 NaN 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