Ctenopharyngodon idella: Population traits

at T = 16 °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: 2025/04/03
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.226515 0.229329 0.614665 0.614665 1 1 scaled functional response
r 1/d 0 0 0.024167 0.000944289 0.0338278 0.000560142 spec pop growth rate
t2 d NaN NaN 28.6815 734.041 20.4905 1237.45 population doubling time
a_b d 14.1515 14.1295 12.7929 12.7929 12.3993 12.3993 age at birth
t_j d 64.9338 64.4086 39.7016 39.7016 34.486 34.486 time since birth at metam
t_p d 1915.24 1754.46 369.215 369.215 291.861 291.861 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.228541 1 0.112388 1 0.0869092 survival probability at metam
S_p - 1 0.00119637 1 0.00113241 1 0.00112007 survival probability at puberty
theta_0b - 0.00176346 0.592004 0.265854 0.68793 0.3425 0.71026 frac of ind that is embryo
theta_bj - 0.00176462 0.309616 0.19524 0.27671 0.22525 0.264104 frac of ind between b and j
theta_jp - 0.00633228 0.0912422 0.257658 0.0342237 0.227485 0.0246298 frac of ind between j and p
theta_pi - 0.99014 0.00713797 0.281248 0.00113596 0.204765 0.0010069 frac of ind that is adult
L_bi cm 4.26273 0.148628 0.76895 0.0939682 0.609751 0.0936089 mean structural length of post-natals
L2_bi cm^2 18.4898 0.285676 1.5783 0.0679152 1.08548 0.0727735 mean squared structural length of post-natals
L3_bi cm^3 80.5689 1.20669 4.77322 0.541308 3.0424 0.766702 mean cubed structural length of post-natals
Ww_bi g 157.707 2.37634 17.1741 1.94764 15.9018 4.00734 mean wet weight of post-natals
L_pi cm 4.29585 3.7582 1.7127 2.61013 1.56712 2.54971 mean structural length of adults
L2_pi cm^2 18.6404 15.8423 4.04103 16.2635 3.38346 18.4139 mean squared structural length of adults
L3_pi cm^3 81.2276 68.9032 12.4325 148.363 9.73443 220.258 mean cubed structural length of adults
Ww_pi g 158.996 135.692 44.7322 533.814 50.8792 1151.23 mean wet weight of adults
R 1/d 10.0595 0 0 66.8523 0 92.7483 mean reproduction rate of adults
J_X g/d 3.22961 0.0494349 0.756801 0.0296907 0.84638 0.0522736 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 0.152424 0.0172158 0.121597 0.00821566 yield of living structure on food
Y_VX_d mol/mol 0.00328901 0.0111337 1.96583e-07 0.0399563 6.81402e-08 0.0410796 yield of dead structure on food
Y_EX mol/mol 0 0 0.396 0.0447271 0.513959 0.0347254 yield of living reserve on food
Y_EX_d mol/mol 0.00314895 0.0107921 5.10727e-07 0.103807 2.8801e-07 0.173632 yield of dead reserve on food
Y_CX mol/mol 0.884187 0.868699 0.3422 0.684919 0.255068 0.632972 yield of CO2 on food
Y_HX mol/mol 0.636123 0.624981 0.246194 0.492761 0.183507 0.455388 yield of H2O on food
Y_OX mol/mol -0.961553 -0.94471 -0.372143 -0.744849 -0.277387 -0.688357 yield of O2 on food
Y_NX mol/mol 0.132628 0.130305 0.05133 0.102738 0.0382602 0.0949458 yield of N-waste on food
mu_TX J/mol 469124 460997 178488 362220 129024 333256 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