Rhynchocypris percnurus: Population traits

at T = 19 °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: 2025/05/19
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.443113 0.477298 0.738649 0.738649 1 1 scaled functional response
r 1/d 0 0 0.00420283 0.000736583 0.00599765 0.00105594 spec pop growth rate
t2 d NaN NaN 164.924 941.031 115.57 656.426 population doubling time
a_b d 20.8004 20.5515 19.2046 19.2046 18.3936 18.3936 age at birth
t_j d 1.0996 1.03608 0.748817 0.748817 0.614025 0.614025 time since birth at metam
t_p d 4064.73 2662.72 1149.21 1149.21 828.815 828.815 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 - 0.999998 0.953366 0.999999 0.952892 0.999999 0.95268 survival probability at metam
S_p - 0.999993 0.566834 0.999994 0.490959 0.999995 0.44416 survival probability at puberty
theta_0b - 0.00439678 0.19875 0.0775165 0.303786 0.104397 0.348925 frac of ind that is embryo
theta_bj - 0.000232724 0.00979605 0.00290032 0.0114903 0.003293 0.0112662 frac of ind between b and j
theta_jp - 0.00416954 0.138787 0.0686727 0.196983 0.0902768 0.215353 frac of ind between j and p
theta_pi - 0.991201 0.652667 0.85091 0.487741 0.802033 0.424455 frac of ind that is adult
L_bi cm 1.22628 0.536582 0.524038 0.350812 0.489891 0.330353 mean structural length of post-natals
L2_bi cm^2 1.62747 0.55296 0.400951 0.281299 0.360252 0.259936 mean squared structural length of post-natals
L3_bi cm^3 2.23479 0.727462 0.393878 0.38588 0.352286 0.389058 mean cubed structural length of post-natals
Ww_bi g 3.06473 1.01846 0.637711 0.624762 0.647535 0.715126 mean wet weight of post-natals
L_pi cm 1.23122 0.632884 0.558049 0.45052 0.532672 0.442476 mean structural length of adults
L2_pi cm^2 1.63464 0.67589 0.433459 0.395569 0.400488 0.390882 mean squared structural length of adults
L3_pi cm^3 2.24471 0.892733 0.42686 0.550101 0.39316 0.595811 mean cubed structural length of adults
Ww_pi g 3.07833 1.24984 0.69111 0.890644 0.722664 1.09516 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.0162613 0.0059515 0.0066795 0.00468619 0.00812557 0.00586289 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 0.247833 0.0606533 0.26003 0.0700718 yield of living structure on food
Y_VX_d mol/mol 0.0420802 0.089641 0.000570632 0.128908 0.000252044 0.138841 yield of dead structure on food
Y_EX mol/mol 0 0 0.153423 0.0375478 0.217929 0.0587266 yield of living reserve on food
Y_EX_d mol/mol 0.0156273 0.0358582 0.000353254 0.0798012 0.000211236 0.116361 yield of dead reserve on food
Y_CX mol/mol 0.832918 0.765126 0.488445 0.583715 0.412203 0.506624 yield of CO2 on food
Y_HX mol/mol 0.599238 0.550465 0.351409 0.41995 0.296557 0.364488 yield of H2O on food
Y_OX mol/mol -0.905798 -0.832074 -0.531184 -0.63479 -0.448271 -0.550954 yield of O2 on food
Y_NX mol/mol 0.124938 0.114769 0.0732668 0.0875572 0.0618305 0.0759937 yield of N-waste on food
mu_TX J/mol 442865 407957 263721 313178 222382 271745 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