Brachydeuterus auritus: Population traits

at T = 21.5 °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: 2024/12/26
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.343199 0.46473 0.732365 0.732365 1 1 scaled functional response
r 1/d 0 0 0.0146329 0.000450896 0.0205735 0.000700824 spec pop growth rate
t2 d NaN NaN 47.3691 1537.27 33.6913 989.045 population doubling time
a_b d 9.67304 9.19004 8.51389 8.51389 8.09025 8.09025 age at birth
t_j d 117.192 86.5955 57.0482 57.0482 43.9577 43.9577 time since birth at metam
t_p d 2182.94 863.464 454.997 454.997 326.511 326.511 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 0.999998 0.580015 0.999999 0.463342 0.999999 0.38655 survival probability at metam
S_p - 0.999939 0.00590126 0.999986 0.0057722 0.999992 0.00571637 survival probability at puberty
theta_0b - 0.00271851 0.346958 0.116976 0.432581 0.15316 0.486037 frac of ind that is embryo
theta_bj - 0.00272528 0.268073 0.103436 0.301189 0.129848 0.312504 frac of ind between b and j
theta_jp - 0.0302916 0.366452 0.396396 0.255045 0.374197 0.192295 frac of ind between j and p
theta_pi - 0.964265 0.0185176 0.383192 0.0111851 0.342795 0.00916411 frac of ind that is adult
L_bi cm 2.18218 0.134629 0.490231 0.116391 0.458412 0.112351 mean structural length of post-natals
L2_bi cm^2 5.13856 0.138329 0.528147 0.103879 0.480047 0.10003 mean squared structural length of post-natals
L3_bi cm^3 12.3907 0.395675 0.823635 0.404762 0.753945 0.482767 mean cubed structural length of post-natals
Ww_bi g 13.915 0.461586 1.03984 0.511014 1.02419 0.655809 mean wet weight of post-natals
L_pi cm 2.25148 1.74377 0.943905 1.54704 0.924594 1.47284 mean structural length of adults
L2_pi cm^2 5.31345 4.57269 1.18369 4.82678 1.14878 5.11902 mean squared structural length of adults
L3_pi cm^3 12.8147 13.9156 1.8908 20.478 1.85458 27.014 mean cubed structural length of adults
Ww_pi g 14.3911 16.2336 2.38715 25.8536 2.51933 36.6968 mean wet weight of adults
R 1/d 0 0.28719 0 5.27255 0 9.91692 mean reproduction rate of adults
J_X g/d 0.141901 0.00500883 0.0312825 0.00588699 0.0388905 0.00774707 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 0.385268 0.0310014 0.398844 0.0436726 yield of living structure on food
Y_VX_d mol/mol 0.032402 0.0854698 6.40744e-05 0.109636 3.03768e-05 0.123406 yield of dead structure on food
Y_EX mol/mol 0 0 0.101135 0.00813809 0.142961 0.0156539 yield of living reserve on food
Y_EX_d mol/mol 0.00398593 0.0142373 1.682e-05 0.0287802 1.08882e-05 0.0442333 yield of dead reserve on food
Y_CX mol/mol 0.854237 0.790918 0.404141 0.713069 0.348779 0.663659 yield of CO2 on food
Y_HX mol/mol 0.614576 0.569021 0.290757 0.513014 0.250927 0.477466 yield of H2O on food
Y_OX mol/mol -0.928983 -0.860123 -0.439503 -0.775463 -0.379297 -0.721729 yield of O2 on food
Y_NX mol/mol 0.128136 0.118638 0.0606211 0.10696 0.0523168 0.0995489 yield of N-waste on food
mu_TX J/mol 454107 421935 224200 381876 194428 356023 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