Distichodus rostratus: Population traits

at T = 28 °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 - 0.363661 0.374798 0.687399 0.687399 1 1 scaled functional response
r 1/d 0 0 0.0165196 0.00154333 0.026097 0.0022583 spec pop growth rate
t2 d NaN NaN 41.9592 449.123 26.5604 306.933 population doubling time
a_b d 8.39675 8.35428 7.56789 7.56789 7.15369 7.15369 age at birth
t_j d 52.7622 51.3627 31.1805 31.1805 23.8938 23.8938 time since birth at metam
t_p d 2000.41 1629.93 495.497 495.497 340.13 340.13 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 0.999999 0.483907 0.999999 0.337696 0.999999 0.261792 survival probability at metam
S_p - 0.99999 0.0115316 0.999996 0.0114151 0.999998 0.0113746 survival probability at puberty
theta_0b - 0.00213759 0.41065 0.117378 0.51902 0.170132 0.572447 frac of ind that is embryo
theta_bj - 0.00214171 0.292529 0.103727 0.31375 0.141327 0.311208 frac of ind between b and j
theta_jp - 0.011316 0.267749 0.251581 0.152063 0.243706 0.103464 frac of ind between j and p
theta_pi - 0.984405 0.0290721 0.527315 0.0151667 0.444836 0.0128801 frac of ind that is adult
L_bi cm 4.77233 0.225072 0.848394 0.153125 0.709387 0.149346 mean structural length of post-natals
L2_bi cm^2 24.3443 0.489969 1.46759 0.142267 1.07287 0.129171 mean squared structural length of post-natals
L3_bi cm^3 127.043 2.36879 3.61013 0.716111 2.4057 0.722182 mean cubed structural length of post-natals
Ww_bi g 158.562 2.97448 5.30315 1.05194 4.04694 1.21487 mean wet weight of post-natals
L_pi cm 4.83503 2.31931 1.30189 1.28988 1.17349 1.21938 mean structural length of adults
L2_pi cm^2 24.6766 9.63681 2.43181 4.04305 1.97055 3.79658 mean squared structural length of adults
L3_pi cm^3 128.779 47.9741 6.03675 22.6375 4.48061 23.8967 mean cubed structural length of adults
Ww_pi g 160.729 60.2409 8.86775 33.2536 7.5374 40.1997 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 1.51836 0.030972 0.17307 0.015838 0.183927 0.0208073 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 0.344588 0.0697816 0.34134 0.0783812 yield of living structure on food
Y_VX_d mol/mol 0.0277264 0.0704809 3.1775e-05 0.15527 1.12277e-05 0.169624 yield of dead structure on food
Y_EX mol/mol 0 0 0.161599 0.0327249 0.232871 0.0534738 yield of living reserve on food
Y_EX_d mol/mol 0.00687888 0.0180217 1.49013e-05 0.0728156 7.65981e-06 0.115722 yield of dead reserve on food
Y_CX mol/mol 0.85602 0.802122 0.384392 0.560033 0.316394 0.473424 yield of CO2 on food
Y_HX mol/mol 0.615859 0.577082 0.276549 0.402913 0.227628 0.340602 yield of H2O on food
Y_OX mol/mol -0.930921 -0.872308 -0.418026 -0.609036 -0.344079 -0.514849 yield of O2 on food
Y_NX mol/mol 0.128403 0.120318 0.0576588 0.0840049 0.0474591 0.0710136 yield of N-waste on food
mu_TX J/mol 454853 427348 211303 301927 173741 255440 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