Predictions & Data for this entry
| Model: std | climate: Am, Cwa, Cwb | migrate: | phylum: |
| COMPLETE = 2.3 | ecozone: TPa | food: bpCi, biCv | class: |
| MRE = 0.097 | habitat: 0bTd, biFm, biFl, biFp, biFr | gender: Dtfm | order: |
| SMSE = 0.020 | embryo: Tl | reprod: O | family: |
Zero-variate data
| Data | Observed | Predicted | (RE) | Unit | Description | Reference |
|---|---|---|---|---|---|---|
| ab | 90 | 71.89 | (0.2013) | d | age at birth | crocodilian |
| ap | 5110 | 4397 | (0.1396) | d | age at puberty for female | Wiki |
| am | 3.285e+04 | 3.286e+04 | (0.0001674) | d | life span | Wiki |
| Lb | 29 | 25.33 | (0.1266) | cm | total length at birth | Wiki |
| Lp | 280 | 294.2 | (0.05088) | cm | total length at puberty | Wiki |
| Lpm | 330 | 323.4 | (0.02007) | cm | total length at puberty | Wiki |
| Li | 427 | 527.3 | (0.2348) | cm | ultimate total length for female | Wiki |
| Lim | 610 | 583.1 | (0.04414) | cm | ultimate total length for male | Wiki |
| Wwb | 70 | 79.73 | (0.1389) | g | wet weight at birth | Wiki |
| Wwpm | 1.55e+05 | 1.659e+05 | (0.07041) | g | wet weight at puberty | Wiki |
| Wwi | 7.63e+05 | 7.192e+05 | (0.05738) | g | ultimate wet weight of female | Wiki |
| Wwim | 1.09e+06 | 1.054e+06 | (0.03335) | g | ultimate wet weight of male | Wiki |
| Ri | 0.2603 | 0.261 | (0.002628) | #/d | reprod rate at 364 cm | Wiki |
Uni- and bivariate data
| Data | Figure | Independent variable | Dependent variable | (RE) | Reference |
|---|---|---|---|---|---|
| LW | ![]() | total length | wet weight | (0.09525) | NgwePatz2013 |
| tWe | ![]() | days post oviposition | embryo weight | (0.2415) | PeteYves2010 |
Pseudo-data at Tref = 20°C
| Data | Generalised animal | Crocodylus niloticus | Unit | Description |
|---|---|---|---|---|
| v | 0.02 | 0.03106 | cm/d | energy conductance |
| p_M | 18 | 11.58 | J/d.cm^3 | vol-spec som maint |
| k_J | 0.002 | 0.0004396 | 1/d | maturity maint rate coefficient |
| k | 0.3 | 0.2986 | - | maintenance ratio |
| kap | 0.8 | 0.7791 | - | allocation fraction to soma |
| kap_G | 0.8 | 0.798 | - | growth efficiency |
| kap_R | 0.95 | 0.95 | - | reproduction efficiency |
| s_s | 0.01 | 0.015 | - | supply stress |
Discussion
- Males are assumed to differ from females by {p_Am} only
- mod_1: tWe data added
Facts
- temperature effects sex of neonate: below 31.7 C or above 34.5 C neonates are female (Ref: Wiki)
Bibliography

