Nitokra spinipes (Copepod):  

Predictions & Data for this entry

Model:  abp  

MRE = 0.063
SMSE = 0.070

Zero-variate data
am108.9 108.9 (1.464e-05)dlife span Uye1988, KochBui2017
ah3.17 3.193 (0.007386)dage at hatchKochBui2017
tj7.75 7.254 (0.06399)dtime since hatch at metamKochBui2017
tp 9 9.007 (0.0008163)dtime since metam at pubertyKochBui2017
Lh0.0078 0.00866 (0.1103)cmlength at hatchKoch2017
Lj0.015 0.01486 (0.009015)cmlength at metamKoch2017
Lp0.0283 0.02907 (0.0273)cmlength at pubertyKoch2017
Li0.0283 0.02907 (0.0273)cmultimate lengthKoch2017
Wdi3.234 3.233 (0.0004638)mugultimate dry weightGood1980
JOi10.32 10.11 (0.0203)nL/h/mugultimate specific O2 consumptionHermHeip1983
Ri7.571 8.248 (0.08936)#/dmaximum reprod rateKochBui2017
Uni-variate data
DatasetFigure(RE)Independent variableDependent variableReference
tL see Fig. 1 (0.06694)time since birthisometric length measure (root of top view surface area)Koch2017
Xtj see Fig. 2 (0.1035)food concentrationtime since hatch at metamKochBui2017
Xtp see Fig. 3 (0.1697)food concentrationtime since metam at pubertyKochBui2017
XR see Fig. 4 (0.2182)food concentrationreprod rateKochBui2017
Tah see Fig. 5 (0.04333)temperatureage at hatchKochBui2017
Ttj see Fig. 6 (0.1235)temperaturetime since hatch at metamKochBui2017
Ttp see Fig. 7 (0.0512)temperaturetime since metam at pubertyKochBui2017
Pseudo-data at Tref
DataGeneralised animalNitokra spinipesUnitDescription
v 0.02 0.02032cm/denergy conductance
kap 0.8 0.7761-allocation fraction to soma
kap_R 0.95 0.95-reproduction efficiency
p_M 18 592.7J/^3vol-spec som maint
k_J 0.002 0.0021/dmaturity maint rate coefficient
kap_G 0.8 0.7996-growth efficiency


  • Sexual reproduction in adult stage; 12 molts: 6 naupliar stages, 5 copepodite stages, 1 adult stage (ref: KochBui2017)


  • Acceleration starts at birth and continues till puberty, beyond metam; growth ceases at puberty
  • Data for females


  • [Good1980] Keith S. Goodman. The estimation of individual dry weight and standing crop of harpacticoid copepods. Hydrobiologia, 72(3):253--259, 1980.
  • [HermHeip1983] P.M.J. Herman and C. Heip. The respiration of five brackish-water harpacticoid copepod species. Journal of Experimental Marine Biology and Ecology, 71(3):249--256, 1983.
  • [Koch2017] J. Koch. Data measured by Josef Koch, 2017.
  • [KochBui2017] J. Koch, T. T. Bui, E. L. Belleza, M. Brinkmann, H. Hollert, and M. Breitholtz. Temperature and food quantity effects on the harpacticoid copepod Nitocra spinipes: Combining in vivo bioassays with population modeling. PLOS ONE, 12(3):e0174384, 2017.
  • [Kooy2010] S.A.L.M. Kooijman. Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge, 2010.
  • [Uye1988] Shin-ichi Uye. Temperature-dependent development and growth of Calanus sinicus (Copepoda: Calanoida) in the laboratory. Hydrobiologia, 167(1):285--293, 1988.

Bibtex files with references for this entry

Josef Koch, 2017/05/18 (last modified by Josef Koch 2017/10/11)

accepted: 2017/10/13

refer to this entry as: AmP Nitokra spinipes version 2017/10/13