Rhizoprionodon terraenovae: Population traits

at T = 27 °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 stf f_minf f_max date: 2022/12/20
symbol units thin falsethin truethin falsethin truethin falsethin truedescription
f - 0.714544 0.83019 0.915095 0.915095 1 1 scaled functional response
r 1/d 0 0 0.000798236 0.000119099 0.00097455 0.000197873 spec pop growth rate
t2 d NaN NaN 868.348 5819.92 711.248 3502.99 population doubling time
a_b d 291.059 291.059 291.059 291.059 291.059 291.059 age at birth
t_p d 2538.67 1522.27 1267.01 1267.01 1114.07 1114.07 time since birth at puberty
S_b - 0.999849 0.99985 0.999851 0.999851 0.999851 0.999851 survival probability at birth
S_p - 0.998896 0.519974 0.998984 0.493697 0.99901 0.471987 survival probability at puberty
theta_0b - 0.0626937 0.220948 0.216785 0.278088 0.253342 0.319124 frac of ind that is embryo
theta_bp - 0.062664 0.157123 0.171768 0.186489 0.190694 0.204834 fraction of individuals that is juvenile
theta_pi - 0.874642 0.621928 0.611447 0.535422 0.555965 0.476042 frac of ind that is adult
L_bi cm 6.80519 6.78982 6.58875 6.79067 6.6095 6.8146 mean structural length of post-natals
L2_bi cm^2 47.5956 49.6107 46.8524 50.8096 47.7502 52.213 mean squared structural length of post-natals
L3_bi cm^3 339.458 382.01 354.066 408.47 371.005 437.355 mean cubed structural length of post-natals
Ww_bi g 1463.97 1852.3 1856.17 2141.38 2091.01 2464.97 mean wet weight of post-natals
L_pi cm 7.01 7.50111 7.29361 7.75589 7.46142 8.00033 mean structural length of adults
L2_pi cm^2 49.8825 58.118 55.2913 62.8209 58.2229 67.5069 mean squared structural length of adults
L3_pi cm^3 359.288 462.233 433.876 527.412 473.341 595.743 mean cubed structural length of adults
Ww_pi g 1549.5 2241.29 2274.57 2764.93 2667.78 3357.66 mean wet weight of adults
R 1/d 0 0.00146346 0.00113869 0.00262373 0.00185691 0.00371559 mean reproduction rate of adults
J_X g/d 7.16603 8.67831 9.034 9.79703 10.0614 11.0017 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 0.0312849 0.00496563 0.0359357 0.0078661 yield of living structure on food
Y_VX_d mol/mol 0.0142864 0.0250373 0.00369527 0.025274 0.00276193 0.0256999 yield of dead structure on food
Y_EX mol/mol 0 0 0.132725 0.0210664 0.166601 0.0364678 yield of living reserve on food
Y_EX_d mol/mol 0.0473263 0.0963641 0.015677 0.107224 0.0128045 0.119147 yield of dead reserve on food
Y_CX mol/mol 0.766836 0.711532 0.6542 0.677188 0.622083 0.648836 yield of CO2 on food
Y_HX mol/mol 0.658604 0.611105 0.561865 0.581609 0.534281 0.557259 yield of H2O on food
Y_OX mol/mol -0.901551 -0.836531 -0.769127 -0.796154 -0.731368 -0.762821 yield of O2 on food
Y_NX mol/mol 0.0621759 0.0576918 0.0530432 0.0549071 0.0504391 0.0526083 yield of N-waste on food
mu_TX J/mol 431742 399943 366918 380122 348325 363711 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