Cryodraco antarcticus: Population traits

at T = -1.7 °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: 2025/06/20
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.316575 NaN 0.332236 0.332236 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00282945 0.00282945 0.000824991 0.000824991 spec pop growth rate
t2 d NaN NaN NaN NaN 244.976 244.976 840.187 840.187 population doubling time
a_b d 86.9438 NaN 86.8038 NaN 84.8355 85.1959 84.8355 85.1959 age at birth
t_j d 9.06717 NaN 9.00233 NaN 8.14152 8.29259 8.14152 8.29259 time since birth at metam
t_p d 12472.7 NaN 9146.3 NaN 2706.16 3597.74 2706.16 3597.74 time since birth at puberty
S_b - 0.999999 NaN 0.999999 NaN 0.999999 0.999999 0.999999 0.999999 survival probability at birth
S_j - 0.999999 NaN 0.766122 NaN 0.999999 0.999998 0.760888 0.761786 survival probability at metam
S_p - 0.999995 NaN 0.251618 NaN 0.999996 0.999994 0.22256 0.227673 survival probability at puberty
theta_0b - 0.0106497 NaN 0.41763 NaN 0.213362 0.214189 0.573605 0.566882 frac of ind that is embryo
theta_bj - 0.00111115 NaN 0.0380399 NaN 0.0179164 0.0182269 0.0463718 0.0464929 frac of ind between b and j
theta_jp - 0.00954346 NaN 0.16352 NaN 0.149977 0.15013 0.199219 0.198703 frac of ind between j and p
theta_pi - 0.978696 NaN 0.380811 NaN 0.618745 0.617454 0.180803 0.187921 frac of ind that is adult
L_bi cm 0.864037 NaN 0.409546 NaN 0.348905 0.33438 0.199011 0.199008 mean structural length of post-natals
L2_bi cm^2 0.79371 NaN 0.302199 NaN 0.186631 0.167089 0.0838852 0.0808905 mean squared structural length of post-natals
L3_bi cm^3 0.748153 NaN 0.272341 NaN 0.135577 0.111026 0.0711701 0.0621998 mean cubed structural length of post-natals
Ww_bi g 29.5684 NaN 11.2824 NaN 16.6331 10.065 8.73137 5.63868 mean wet weight of post-natals
L_pi cm 0.872336 NaN 0.576003 NaN 0.415028 0.397092 0.336737 0.332007 mean structural length of adults
L2_pi cm^2 0.802234 NaN 0.457196 NaN 0.23415 0.209563 0.18433 0.173627 mean squared structural length of adults
L3_pi cm^3 0.756286 NaN 0.415984 NaN 0.172012 0.140953 0.16641 0.142009 mean cubed structural length of adults
Ww_pi g 29.8898 NaN 17.2332 NaN 21.103 12.778 20.4157 12.8737 mean wet weight of adults
R 1/d 0 NaN 0 NaN 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.110812 NaN 0.0442837 NaN 0.0825072 0.0544029 0.0370738 0.0263297 mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 NaN 0.109375 NaN 0.109375 0.109375 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 NaN 0 NaN 0.00464941 0.00577438 0.00158372 0.00194891 yield of living structure on food
Y_VX_d mol/mol 0.00111396 NaN 0.00252203 NaN 3.86944e-06 6.51447e-06 0.00297205 0.00365251 yield of dead structure on food
Y_EX mol/mol 0 NaN 0 NaN 0.565755 0.517697 0.192712 0.174728 yield of living reserve on food
Y_EX_d mol/mol 0.0429119 NaN 0.101959 NaN 0.000470845 0.00058405 0.361649 0.327463 yield of dead reserve on food
Y_CX mol/mol 0.846599 NaN 0.786144 NaN 0.319746 0.366563 0.331708 0.382833 yield of CO2 on food
Y_HX mol/mol 0.609081 NaN 0.565587 NaN 0.230039 0.263722 0.238645 0.275427 yield of H2O on food
Y_OX mol/mol -0.920677 NaN -0.854931 NaN -0.347724 -0.398637 -0.360732 -0.416331 yield of O2 on food
Y_NX mol/mol 0.12699 NaN 0.117922 NaN 0.0479619 0.0549844 0.0497562 0.057425 yield of N-waste on food
mu_TX J/mol 448341 NaN 415161 NaN 158749 184555 165323 193494 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