Achirus mazatlanus: Population traits

at T = 24.7 °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: 2024/05/28
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.33798 0.383028 0.691514 0.691514 1 1 scaled functional response
r 1/d 0 0 0.0166163 0.000692594 0.0243773 0.00100772 spec pop growth rate
t2 d NaN NaN 41.7148 1000.8 28.4341 687.834 population doubling time
a_b d 7.33873 7.18511 6.51374 6.51374 6.14437 6.14437 age at birth
t_j d 53.3846 47.2992 27.9698 27.9698 20.9589 20.9589 time since birth at metam
t_p d 1556.23 905.945 343.614 343.614 234.66 234.66 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.559508 1 0.407849 1 0.322404 survival probability at metam
S_p - 0.999997 0.0218686 0.999999 0.0212569 0.999999 0.0210437 survival probability at puberty
theta_0b - 0.0015082 0.339233 0.102453 0.46128 0.13896 0.521529 frac of ind that is embryo
theta_bj - 0.00151099 0.257765 0.0920736 0.303745 0.119776 0.31085 frac of ind between b and j
theta_jp - 0.00948046 0.314613 0.241557 0.19696 0.22469 0.137137 frac of ind between j and p
theta_pi - 0.9875 0.088389 0.563917 0.0380149 0.516574 0.0304838 frac of ind that is adult
L_bi cm 1.65604 0.244661 0.47364 0.145803 0.447949 0.135237 mean structural length of post-natals
L2_bi cm^2 2.84227 0.312351 0.415187 0.160907 0.387817 0.154877 mean squared structural length of post-natals
L3_bi cm^3 4.9364 0.581928 0.498555 0.452782 0.477965 0.566234 mean cubed structural length of post-natals
Ww_bi g 5.73547 0.688682 0.663675 0.602742 0.706885 0.837429 mean wet weight of post-natals
L_pi cm 1.67321 1.31234 0.689127 1.01434 0.673862 0.947985 mean structural length of adults
L2_pi cm^2 2.87375 2.28946 0.652749 2.18732 0.637354 2.32701 mean squared structural length of adults
L3_pi cm^3 4.99132 4.34575 0.792389 6.4072 0.795421 8.87712 mean cubed structural length of adults
Ww_pi g 5.79928 5.14298 1.05483 8.52926 1.17639 13.1288 mean wet weight of adults
R 1/d 0 0 0 1.74841 0 3.91505 mean reproduction rate of adults
J_X g/d 0.0793032 0.00980849 0.0239057 0.0091077 0.03238 0.012706 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 0.346534 0.0344317 0.359837 0.0449086 yield of living structure on food
Y_VX_d mol/mol 0.0146794 0.0417975 1.00111e-05 0.0821272 4.23932e-06 0.0989808 yield of dead structure on food
Y_EX mol/mol 0 0 0.114771 0.0114037 0.172342 0.0215088 yield of living reserve on food
Y_EX_d mol/mol 0.00237621 0.00766773 3.31564e-06 0.0272003 2.0304e-06 0.0474064 yield of dead reserve on food
Y_CX mol/mol 0.873569 0.84116 0.429306 0.735462 0.35844 0.67782 yield of CO2 on food
Y_HX mol/mol 0.628485 0.605168 0.308862 0.529124 0.257877 0.487654 yield of H2O on food
Y_OX mol/mol -0.950007 -0.914761 -0.46687 -0.799815 -0.389803 -0.73713 yield of O2 on food
Y_NX mol/mol 0.131035 0.126174 0.0643959 0.110319 0.053766 0.101673 yield of N-waste on food
mu_TX J/mol 463853 447384 236102 392988 197790 362652 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