Macrodon ancylodon: Population traits

at T = 20.7 °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_minf f_max date: 2025/05/23
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.451322 0.479059 0.73953 0.73953 1 1 scaled functional response
r 1/d 0 0 0.00579335 0.000988057 0.00795391 0.00136511 spec pop growth rate
t2 d NaN NaN 119.645 701.525 87.1455 507.758 population doubling time
a_b d 11.3402 11.2418 10.5971 10.5971 10.2295 10.2295 age at birth
t_j d 10.1773 9.77463 7.48228 7.48228 6.39331 6.39331 time since birth at metam
t_p d 4747 3291.49 1445.85 1445.85 1082.1 1082.1 time since birth at puberty
S_b - 0.999999 0.999999 0.999999 0.999999 0.999999 0.999999 survival probability at birth
S_j - 0.999996 0.319969 0.999998 0.319414 0.999998 0.319163 survival probability at metam
S_p - 0.999996 0.286402 0.999997 0.238119 0.999997 0.211595 survival probability at puberty
theta_0b - 0.00282624 0.42932 0.0594846 0.50406 0.0780156 0.538169 frac of ind that is embryo
theta_bj - 0.00254095 0.223161 0.0399178 0.210841 0.0457235 0.198825 frac of ind between b and j
theta_jp - 0.000290349 0.0169912 0.0161138 0.0403517 0.0263397 0.051606 frac of ind between j and p
theta_pi - 0.994342 0.330528 0.884484 0.244747 0.849921 0.2114 frac of ind that is adult
L_bi cm 2.29038 0.292219 0.595682 0.181489 0.533983 0.172026 mean structural length of post-natals
L2_bi cm^2 5.91352 0.423536 0.599991 0.146371 0.493713 0.128791 mean squared structural length of post-natals
L3_bi cm^3 16.0261 1.02333 0.823727 0.302881 0.640161 0.272779 mean cubed structural length of post-natals
Ww_bi g 26.4765 1.73164 1.70388 0.626511 1.56509 0.6669 mean wet weight of post-natals
L_pi cm 2.29673 0.462788 0.629404 0.306758 0.573695 0.303826 mean structural length of adults
L2_pi cm^2 5.93035 0.728828 0.63774 0.292887 0.535198 0.276858 mean squared structural length of adults
L3_pi cm^3 16.0717 1.76671 0.875893 0.613508 0.694413 0.595631 mean cubed structural length of adults
Ww_pi g 26.5518 2.98955 1.81179 1.26904 1.69773 1.45622 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.121708 0.00924868 0.0202472 0.00493138 0.0225345 0.00586742 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 0.235693 0.0606857 0.225955 0.0634647 yield of living structure on food
Y_VX_d mol/mol 0.0541554 0.106214 0.000521064 0.133992 0.000237061 0.131976 yield of dead structure on food
Y_EX mol/mol 0 0 0.251839 0.0648427 0.326469 0.0916962 yield of living reserve on food
Y_EX_d mol/mol 0.0353141 0.0735171 0.000556757 0.143171 0.000342515 0.190684 yield of dead reserve on food
Y_CX mol/mol 0.801155 0.710894 0.402015 0.487933 0.337621 0.412804 yield of CO2 on food
Y_HX mol/mol 0.576387 0.511449 0.289228 0.351041 0.242899 0.29699 yield of H2O on food
Y_OX mol/mol -0.871257 -0.773098 -0.437191 -0.530627 -0.367163 -0.448925 yield of O2 on food
Y_NX mol/mol 0.120173 0.106634 0.0603023 0.07319 0.0506431 0.0619207 yield of N-waste on food
mu_TX J/mol 426000 378959 215575 260753 179657 219471 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