Potamotrygon leopoldi: Population traits

at T = 26.7 °C with background hazards for embryo, juv, adult: 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 std f_min f_max date: 2022/12/20
symbol units thinning falsethinning true thinning falsethinning true description
femalemale femalemale femalemale femalemale
f - 0.442727 0.442727 NaN NaN 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.00100683 0.00100683 NaN NaN spec pop growth rate
t2 d NaN NaN NaN NaN 688.442 688.442 NaN NaN population doubling time
a_b d 200.99 207.202 NaN NaN 183.207 186.87 NaN NaN age at birth
t_p d 2600.21 2.09573e+22 NaN NaN 824.433 923.155 NaN NaN time since birth at puberty
S_b - 0.999956 0.999941 NaN NaN 0.999966 0.999956 NaN NaN survival probability at birth
S_p - 0.999741 0.999635 NaN NaN 0.999827 0.999768 NaN NaN survival probability at puberty
theta_0b - 0.0312986 0.035245 NaN NaN 0.169819 0.173345 NaN NaN frac of ind that is embryo
theta_bp - 0.0313051 0.0352534 NaN NaN 0.141224 0.143621 NaN NaN fraction of individuals that is juvenile
theta_pi - 0.937396 0.929502 NaN NaN 0.688957 0.683034 NaN NaN frac of ind that is adult
L_bi cm 9.84353 8.10619 NaN NaN 10.5097 9.45618 NaN NaN mean structural length of post-natals
L2_bi cm^2 101.281 68.1316 NaN NaN 138.287 108.558 NaN NaN mean squared structural length of post-natals
L3_bi cm^3 1069.39 585.813 NaN NaN 2122.28 1427.6 NaN NaN mean cubed structural length of post-natals
Ww_bi g 2292.83 1129.64 NaN NaN 7606.44 4421.03 NaN NaN mean wet weight of post-natals
L_pi cm 10.0488 8.27751 NaN NaN 11.8363 10.6131 NaN NaN mean structural length of adults
L2_pi cm^2 104.202 70.2237 NaN NaN 163.224 128.039 NaN NaN mean squared structural length of adults
L3_pi cm^3 1103.37 606.24 NaN NaN 2542.99 1714.09 NaN NaN mean cubed structural length of adults
Ww_pi g 2365.68 1169.03 NaN NaN 9114.33 5308.25 NaN NaN mean wet weight of adults
R 1/d 5.63176e-05 0 NaN NaN 0.00230601 0.00138413 NaN NaN mean reproduction rate of adults
J_X g/d 8.49953 4.6395 NaN NaN 26.2128 16.6974 NaN NaN mean ingestion rate of wet food by post-natals
Y_PX mol/mol 0.109375 0.109375 NaN NaN 0.109375 0.109375 NaN NaN yield of faeces on food
Y_VX mol/mol 0 0 NaN NaN 0.0815168 0.0860828 NaN NaN yield of living structure on food
Y_VX_d mol/mol 0.0272931 0.0293913 NaN NaN 0.00274562 0.00347657 NaN NaN yield of dead structure on food
Y_EX mol/mol 0 0 NaN NaN 0.210647 0.180501 NaN NaN yield of living reserve on food
Y_EX_d mol/mol 0.0312247 0.0272846 NaN NaN 0.00709493 0.00728976 NaN NaN yield of dead reserve on food
Y_CX mol/mol 0.769699 0.771403 NaN NaN 0.544474 0.567279 NaN NaN yield of CO2 on food
Y_HX mol/mol 0.661063 0.662526 NaN NaN 0.467626 0.487213 NaN NaN yield of H2O on food
Y_OX mol/mol -0.904917 -0.90692 NaN NaN -0.640125 -0.666937 NaN NaN yield of O2 on food
Y_NX mol/mol 0.062408 0.0625462 NaN NaN 0.0441465 0.0459956 NaN NaN yield of N-waste on food
mu_TX J/mol 434066 435167 NaN NaN 305225 318824 NaN NaN yield of heat on food

Remarks

  • Reprod-code O applies. Sex ratio is assumed to be 1:1. Parameters of male and female differ.
  • Buffer handling rule: release each egg as soon as reproduction buffer allows
  • Weights of adults do not include reproduction buffer