Muraena helena: Population traits

at T = 14.4 °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: 2024/02/23
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.468229 0.473025 0.736512 0.736512 1 1 scaled functional response
r 1/d 0 0 0.0014057 0.000366485 0.0019541 0.000499425 spec pop growth rate
t2 d NaN NaN 493.099 1891.34 354.714 1387.89 population doubling time
a_b d 118.714 118.53 111.258 111.258 107.074 107.074 age at birth
t_j d 16.0142 15.8914 11.7268 11.7268 9.83901 9.83901 time since birth at metam
t_p d 11263.2 10176.6 3350.89 3350.89 2426.73 2426.73 time since birth at puberty
S_b - 0.999998 0.999998 0.999998 0.999998 0.999998 0.999998 survival probability at birth
S_j - 0.999997 0.85433 0.999998 0.853505 0.999998 0.853149 survival probability at metam
S_p - 0.999989 0.48072 0.999991 0.410573 0.999992 0.370767 survival probability at puberty
theta_0b - 0.00685512 0.225724 0.144746 0.386261 0.188743 0.432965 frac of ind that is embryo
theta_bj - 0.000925455 0.0280225 0.0139868 0.0368341 0.0154506 0.0357443 frac of ind between b and j
theta_jp - 0.00593496 0.12515 0.109872 0.196167 0.13773 0.209559 frac of ind between j and p
theta_pi - 0.986284 0.621104 0.731395 0.380738 0.658076 0.321732 frac of ind that is adult
L_bi cm 5.35972 2.84181 2.15733 1.58598 2.02724 1.51324 mean structural length of post-natals
L2_bi cm^2 30.6177 12.8589 6.45312 4.55084 5.81287 4.21323 mean squared structural length of post-natals
L3_bi cm^3 179.89 69.581 24.5084 21.1342 21.8341 20.4202 mean cubed structural length of post-natals
Ww_bi g 341.08 132.567 59.0519 50.9217 63.6175 59.4981 mean wet weight of post-natals
L_pi cm 5.39227 3.37809 2.40245 2.13327 2.3291 2.12729 mean structural length of adults
L2_pi cm^2 30.8274 15.9192 7.45937 7.0387 7.03951 7.0364 mean squared structural length of adults
L3_pi cm^3 181.139 86.6652 28.5957 33.856 26.8208 35.7037 mean cubed structural length of adults
Ww_pi g 343.448 165.116 68.8998 81.5743 78.1471 104.029 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.71136 0.301815 0.235909 0.166351 0.288564 0.209133 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 0.146037 0.0465604 0.147856 0.0487651 yield of living structure on food
Y_VX_d mol/mol 0.019994 0.0441493 0.000161391 0.0846666 7.23879e-05 0.0875787 yield of dead structure on food
Y_EX mol/mol 0 0 0.205832 0.0656246 0.282949 0.0933208 yield of living reserve on food
Y_EX_d mol/mol 0.0179155 0.0399647 0.000227472 0.119333 0.000138527 0.167598 yield of dead reserve on food
Y_CX mol/mol 0.852715 0.806511 0.538367 0.57444 0.459609 0.493363 yield of CO2 on food
Y_HX mol/mol 0.613481 0.58024 0.387325 0.413278 0.330663 0.354947 yield of H2O on food
Y_OX mol/mol -0.927328 -0.877081 -0.585474 -0.624704 -0.499825 -0.536532 yield of O2 on food
Y_NX mol/mol 0.127907 0.120977 0.080755 0.086166 0.0689413 0.0740044 yield of N-waste on food
mu_TX J/mol 452649 428445 286068 305160 242838 260823 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