Lamna nasus: Population traits

at T = 12.9 °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 - 0.509532 0.509532 0.596543 0.596543 1 1 1 1 scaled functional response
r 1/d 0 0 0 0 0.000468773 0.000468773 8.54723e-05 8.54723e-05 spec pop growth rate
t2 d NaN NaN NaN NaN 1478.64 1478.64 8109.61 8109.61 population doubling time
a_b d 762.814 770.233 753.521 760.065 730.358 734.593 730.358 734.593 age at birth
t_p d 9097.46 2.04402e+22 4936.06 2.04402e+22 2781.58 3570.78 2781.58 3570.78 time since birth at puberty
S_b - 0.999977 0.999974 0.999978 0.999975 0.99998 0.999977 0.99998 0.999977 survival probability at birth
S_p - 0.999839 0.999807 0.417271 0.439612 0.999879 0.99986 0.345498 0.357788 survival probability at puberty
theta_0b - 0.0380226 0.0403113 0.22301 0.205649 0.290512 0.292031 0.413221 0.398006 frac of ind that is embryo
theta_bp - 0.0380258 0.0403148 0.141398 0.133747 0.206288 0.206956 0.226178 0.221352 fraction of individuals that is juvenile
theta_pi - 0.923952 0.919374 0.635591 0.660605 0.5032 0.501013 0.360601 0.380643 frac of ind that is adult
L_bi cm 18.826 16.9585 18.6127 17.2656 17.9443 17.1526 18.7767 18.2326 mean structural length of post-natals
L2_bi cm^2 363.374 293.756 381.309 321.851 380.813 342.441 459.832 419.36 mean squared structural length of post-natals
L3_bi cm^3 7122.19 5158.08 8259.56 6284.57 9211.73 7702.35 13473.2 11284.2 mean cubed structural length of post-natals
Ww_bi g 36678.5 24275.2 48389.1 33554.2 84236.9 63727.8 123206 93363.6 mean wet weight of post-natals
L_pi cm 19.2341 17.3195 20.7813 18.9932 21.3476 20.3027 24.7108 23.4686 mean structural length of adults
L2_pi cm^2 375.02 303.262 448.376 371.355 497.943 445.606 692.52 612.599 mean squared structural length of adults
L3_pi cm^3 7385.09 5354.18 9934.54 7416.35 12595.4 10503.9 21380 17358.2 mean cubed structural length of adults
Ww_pi g 38032.4 25198 58202.2 39597 115179 86907.7 195510 143619 mean wet weight of adults
R 1/d 0 0 0.000602055 0 0.00111106 0.000146897 0.00283578 0.00161124 mean reproduction rate of adults
J_X g/d 62.6342 45.2211 76.9496 58.0069 128.824 103.459 155.556 126.698 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 0.109375 0.109375 yield of faeces on food
Y_VX mol/mol 0 0 0 0 0.0335202 0.0348994 0.00740304 0.0076125 yield of living structure on food
Y_VX_d mol/mol 0.00714591 0.00743272 0.014451 0.0147919 0.000319005 0.000369842 0.017104 0.0176411 yield of dead structure on food
Y_EX mol/mol 0 0 0 0 0.273006 0.253852 0.0602943 0.0553719 yield of living reserve on food
Y_EX_d mol/mol 0.0296548 0.0275474 0.0702113 0.0641844 0.00259814 0.00269016 0.139304 0.128318 yield of dead reserve on food
Y_CX mol/mol 0.789788 0.791472 0.745515 0.750775 0.537593 0.553903 0.616531 0.630555 yield of CO2 on food
Y_HX mol/mol 0.678316 0.679762 0.640293 0.64481 0.461717 0.475724 0.529513 0.541558 yield of H2O on food
Y_OX mol/mol -0.928534 -0.930514 -0.876484 -0.882668 -0.632035 -0.65121 -0.72484 -0.741328 yield of O2 on food
Y_NX mol/mol 0.0640368 0.0641734 0.0604472 0.0608736 0.0435886 0.0449111 0.049989 0.0511261 yield of N-waste on food
mu_TX J/mol 444804 445803 419284 422376 298680 308288 344369 352606 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