Sarcocheilichthys nigripinnis: Population traits

at T = 18 °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: 2025/06/23
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.542936 0.568915 0.784458 0.784458 1 1 scaled functional response
r 1/d 0 0 0.00194463 0.000403758 0.00289995 0.000607063 spec pop growth rate
t2 d NaN NaN 356.442 1716.74 239.021 1141.8 population doubling time
a_b d 61.4772 60.994 57.8335 57.8335 55.6447 55.6447 age at birth
t_j d 40.4348 38.6979 29.119 29.119 23.9515 23.9515 time since birth at metam
t_p d 5697.96 3987.67 1758.44 1758.44 1252.31 1252.31 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 - 0.999992 0.629879 0.999995 0.626199 0.999996 0.62426 survival probability at metam
S_p - 0.999988 0.532035 0.99999 0.471516 0.999992 0.429349 survival probability at puberty
theta_0b - 0.00660409 0.161745 0.106351 0.295191 0.148962 0.350199 frac of ind that is embryo
theta_bj - 0.00434877 0.0822652 0.0492285 0.116779 0.0571186 0.117483 frac of ind between b and j
theta_jp - 0.00226311 0.0342586 0.0458898 0.0773992 0.0697324 0.0991792 frac of ind between j and p
theta_pi - 0.986784 0.721731 0.798531 0.51063 0.724187 0.433139 frac of ind that is adult
L_bi cm 1.4897 0.996288 0.799249 0.690387 0.744825 0.644893 mean structural length of post-natals
L2_bi cm^2 2.33595 1.3606 0.832025 0.785459 0.740813 0.717667 mean squared structural length of post-natals
L3_bi cm^3 3.75213 2.11976 1.04583 1.24545 0.920937 1.21173 mean cubed structural length of post-natals
Ww_bi g 4.97767 2.84525 1.53938 1.8332 1.47496 1.94069 mean wet weight of post-natals
L_pi cm 1.49793 1.11521 0.862111 0.851419 0.826507 0.831078 mean structural length of adults
L2_pi cm^2 2.35114 1.56932 0.922286 1.05685 0.856853 1.03908 mean squared structural length of adults
L3_pi cm^3 3.77715 2.45913 1.16797 1.71166 1.07835 1.80739 mean cubed structural length of adults
Ww_pi g 5.01086 3.30077 1.71916 2.51943 1.72708 2.8947 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.0195842 0.0119531 0.010099 0.00952697 0.011473 0.0111057 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 0.201383 0.0527827 0.232778 0.0662362 yield of living structure on food
Y_VX_d mol/mol 0.0270208 0.0603794 0.000438457 0.102231 0.000185652 0.120879 yield of dead structure on food
Y_EX mol/mol 0 0 0.0950366 0.0249093 0.140036 0.0398469 yield of living reserve on food
Y_EX_d mol/mol 0.00882564 0.020665 0.000206917 0.0482451 0.000111686 0.0727197 yield of dead reserve on food
Y_CX mol/mol 0.854779 0.809581 0.593561 0.662457 0.517513 0.590943 yield of CO2 on food
Y_HX mol/mol 0.614966 0.582448 0.427034 0.476601 0.372322 0.42515 yield of H2O on food
Y_OX mol/mol -0.929572 -0.880419 -0.645497 -0.720422 -0.562796 -0.64265 yield of O2 on food
Y_NX mol/mol 0.128217 0.121437 0.0890341 0.0993685 0.077627 0.0886414 yield of N-waste on food
mu_TX J/mol 454136 430945 319206 354758 278937 317031 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