Sepia pharaonis: Population traits

at T = 29 °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_min f_max date: 2025/03/23
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - NaN NaN NaN NaN 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.0011643 0.0011643 0.000127066 0.000127066 spec pop growth rate
t2 d NaN NaN NaN NaN 595.334 595.334 5455.03 5455.03 population doubling time
a_b d NaN NaN NaN NaN 13.122 12.8716 13.122 12.8716 age at birth
t_j d NaN NaN NaN NaN 56.6941 51.6947 56.6941 51.6947 time since birth at metam
t_p d NaN NaN NaN NaN 102.729 166.309 102.729 166.309 time since birth at puberty
S_b - NaN NaN NaN NaN 1 1 1 1 survival probability at birth
S_j - NaN NaN NaN NaN 1 1 0.308577 0.282181 survival probability at metam
S_p - NaN NaN NaN NaN 1 1 0.0062199 0.00621175 survival probability at puberty
theta_0b - NaN NaN NaN NaN 0.02535 0.023777 0.537494 0.555617 frac of ind that is embryo
theta_bj - NaN NaN NaN NaN 0.0249887 0.0234441 0.315891 0.31505 frac of ind between b and j
theta_jp - NaN NaN NaN NaN 0.0802894 0.068621 0.137821 0.120861 frac of ind between j and p
theta_pi - NaN NaN NaN NaN 0.869372 0.884158 0.00879402 0.00847179 frac of ind that is adult
L_bi cm NaN NaN NaN NaN 9.59268 11.1627 0.44406 0.44908 mean structural length of post-natals
L2_bi cm^2 NaN NaN NaN NaN 125.927 170.049 0.843729 0.978031 mean squared structural length of post-natals
L3_bi cm^3 NaN NaN NaN NaN 1852 2902.96 8.22217 11.3624 mean cubed structural length of post-natals
Ww_bi g NaN NaN NaN NaN 2831.32 4648.73 12.57 18.1954 mean wet weight of post-natals
L_pi cm NaN NaN NaN NaN 10.6755 12.2571 4.4999 4.74897 mean structural length of adults
L2_pi cm^2 NaN NaN NaN NaN 141.113 187.701 36.3947 43.3404 mean squared structural length of adults
L3_pi cm^3 NaN NaN NaN NaN 2076.21 3205.19 428.283 591.867 mean cubed structural length of adults
Ww_pi g NaN NaN NaN NaN 3174.1 5132.71 654.758 947.8 mean wet weight of adults
R 1/d NaN NaN NaN NaN 8.36715 12.088 2.03508 2.67337 mean reproduction rate of adults
J_X g/d NaN NaN NaN NaN 35.8991 55.1579 0.213796 0.286798 mean ingestion rate of wet food by post-natals
Y_PX mol/mol NaN NaN NaN NaN 0.109375 0.109375 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol NaN NaN NaN NaN 0.0600649 0.0612771 0.0048867 0.00503409 yield of living structure on food
Y_VX_d mol/mol NaN NaN NaN NaN 0.162544 0.147821 0.279144 0.26066 yield of dead structure on food
Y_EX mol/mol NaN NaN NaN NaN 0.0317621 0.0368505 0.00258407 0.00302737 yield of living reserve on food
Y_EX_d mol/mol NaN NaN NaN NaN 0.0859529 0.0888957 0.14761 0.156754 yield of dead reserve on food
Y_CX mol/mol NaN NaN NaN NaN 0.550301 0.555781 0.4564 0.46515 yield of CO2 on food
Y_HX mol/mol NaN NaN NaN NaN 0.395605 0.399544 0.328101 0.334391 yield of H2O on food
Y_OX mol/mol NaN NaN NaN NaN -0.598452 -0.604411 -0.496335 -0.505851 yield of O2 on food
Y_NX mol/mol NaN NaN NaN NaN 0.0825451 0.0833671 0.0684599 0.0697725 yield of N-waste on food
mu_TX J/mol NaN NaN NaN NaN 296452 298790 247878 251773 yield of heat on food

Remarks

  • Reprod-code O applies. Sex ratio is assumed to be 1:1. Parameters of male and female differ.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer