Brycon melanopterus: Population traits

at T = 24.5 °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: 2023/10/23
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.300871 0.300871 0.650435 0.650435 1 1 scaled functional response
r 1/d 0 0 0.0310288 0.00834064 0.0382537 0.00947144 spec pop growth rate
t2 d NaN NaN 22.3388 83.1047 18.1197 73.1828 population doubling time
a_b d 7.74556 7.74556 7.33347 7.33347 7.19157 7.19157 age at birth
t_j d 4.71584 4.71584 3.68028 3.68028 3.37934 3.37934 time since birth at metam
t_p d 999.589 999.589 241.658 241.658 193.924 193.924 time since birth at puberty
S_b - 1 1 1 1 1 1 survival probability at birth
S_j - 1 0.303952 1 0.296988 1 0.295099 survival probability at metam
S_p - 1 0.193976 1 0.151928 1 0.139214 survival probability at puberty
theta_0b - 0.004136 0.408981 0.20345 0.631112 0.240439 0.652397 frac of ind that is embryo
theta_bj - 0.0025195 0.145615 0.0859612 0.175759 0.092109 0.169 frac of ind between b and j
theta_jp - 0.00161867 0.0388275 0.0761513 0.0619271 0.0905717 0.0645514 frac of ind between j and p
theta_pi - 0.991726 0.406577 0.634438 0.131202 0.576881 0.114052 frac of ind that is adult
L_bi cm 0.954854 0.513008 0.349515 0.17333 0.332342 0.16912 mean structural length of post-natals
L2_bi cm^2 0.937216 0.437721 0.187523 0.0719426 0.174956 0.0707585 mean squared structural length of post-natals
L3_bi cm^3 0.929751 0.417736 0.133246 0.0609233 0.12664 0.0666044 mean cubed structural length of post-natals
Ww_bi g 5.03593 2.26264 1.40543 0.642596 1.98557 1.04428 mean wet weight of post-natals
L_pi cm 0.958473 0.709391 0.414853 0.335499 0.407085 0.340919 mean structural length of adults
L2_pi cm^2 0.941094 0.633283 0.233085 0.188931 0.227269 0.199969 mean squared structural length of adults
L3_pi cm^3 0.933627 0.606984 0.167052 0.17006 0.166415 0.201504 mean cubed structural length of adults
Ww_pi g 5.05693 3.28768 1.76201 1.79373 2.6092 3.15934 mean wet weight of adults
R 1/d 0 0 0 0 0 0 mean reproduction rate of adults
J_X g/d 0.221434 0.10336 0.0964718 0.0367713 0.138657 0.0557024 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 0.0428568 0.0138189 0.0349384 0.0113252 yield of living structure on food
Y_VX_d mol/mol 0.00253405 0.00674292 1.86063e-06 0.0264446 8.67942e-07 0.0217656 yield of dead structure on food
Y_EX mol/mol 0 0 0.40918 0.131938 0.512854 0.16624 yield of living reserve on food
Y_EX_d mol/mol 0.0111915 0.0297796 1.77646e-05 0.252484 1.27404e-05 0.319494 yield of dead reserve on food
Y_CX mol/mol 0.876899 0.854102 0.438568 0.46594 0.342819 0.3718 yield of CO2 on food
Y_HX mol/mol 0.63088 0.614479 0.315525 0.335218 0.246639 0.267489 yield of H2O on food
Y_OX mol/mol -0.953628 -0.928836 -0.476943 -0.50671 -0.372815 -0.404332 yield of O2 on food
Y_NX mol/mol 0.131535 0.128115 0.0657852 0.069891 0.0514228 0.05577 yield of N-waste on food
mu_TX J/mol 465078 452750 226012 240937 172953 188801 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