Aspatharia pfeifferiana: Population traits

at T = 25 °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 - 0.209337 0.224093 0.612046 0.612046 1 1 scaled functional response
r 1/d 0 0 0.0186436 0.00201076 0.0276732 0.00275091 spec pop growth rate
t2 d NaN NaN 37.1789 344.719 25.0476 251.971 population doubling time
a_b d 2.7691 2.7374 2.32429 2.32429 2.16906 2.16906 age at birth
t_j d 0.867548 0.817044 0.366437 0.366437 0.266352 0.266352 time since birth at metam
t_p d 3561.04 1681.13 334.628 334.628 223.911 223.911 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.831721 1 0.83018 1 0.829868 survival probability at metam
S_p - 1 0.63545 1 0.46869 1 0.3983 survival probability at puberty
theta_0b - 0.000651392 0.153511 0.0422932 0.310778 0.0580528 0.369817 frac of ind that is embryo
theta_bj - 0.000204816 0.0419932 0.00652054 0.0447153 0.00691743 0.041451 frac of ind between b and j
theta_jp - 0.000448929 0.07856 0.0340939 0.162946 0.0479596 0.186076 frac of ind between j and p
theta_pi - 0.998695 0.725936 0.917092 0.481561 0.88707 0.402656 frac of ind that is adult
L_bi cm 0.497938 0.152946 0.154372 0.0704235 0.149497 0.068402 mean structural length of post-natals
L2_bi cm^2 0.260329 0.0652352 0.04002 0.0222686 0.0385327 0.0227735 mean squared structural length of post-natals
L3_bi cm^3 0.138638 0.0347366 0.014348 0.017011 0.0141341 0.0213354 mean cubed structural length of post-natals
Ww_bi g 0.162129 0.0410372 0.021456 0.0254382 0.0255745 0.0386045 mean wet weight of post-natals
L_pi cm 0.498253 0.17548 0.16037 0.0927917 0.157517 0.0961636 mean structural length of adults
L2_pi cm^2 0.260499 0.076019 0.0417763 0.0317215 0.0408917 0.0354289 mean squared structural length of adults
L3_pi cm^3 0.138729 0.0405043 0.0149831 0.0243437 0.015008 0.033387 mean cubed structural length of adults
Ww_pi g 0.162235 0.0478511 0.0224058 0.0364036 0.0271557 0.060411 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.00165283 0.000443401 0.000743393 0.000413643 0.00116961 0.000691246 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 0.359835 0.0826922 0.334417 0.084907 yield of living structure on food
Y_VX_d mol/mol 0.0243555 0.0606916 1.70536e-05 0.163909 6.51933e-06 0.167784 yield of dead structure on food
Y_EX mol/mol 0 0 0.178262 0.0409656 0.270682 0.0687249 yield of living reserve on food
Y_EX_d mol/mol 0.00412681 0.0110085 8.44832e-06 0.0812005 5.27684e-06 0.135807 yield of dead reserve on food
Y_CX mol/mol 0.862143 0.818925 0.352503 0.521857 0.285515 0.433402 yield of CO2 on food
Y_HX mol/mol 0.625532 0.594176 0.255761 0.378636 0.207157 0.314457 yield of H2O on food
Y_OX mol/mol -0.93758 -0.890581 -0.383347 -0.56752 -0.310497 -0.471324 yield of O2 on food
Y_NX mol/mol 0.129321 0.122839 0.0528755 0.0782786 0.0428272 0.0650103 yield of N-waste on food
mu_TX J/mol 458053 436100 194526 282008 156411 233662 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