Table 2.
Model selection results for seasonal survival (Ss), lambda (λ), and capture (p)/recapture (c) rates of adult (male, female, and unknown sex, ≥ 300 mm, n = 1082) adfluvial Lahontan cutthroat captured during the lake mark-recapture effort at Summit Lake, Nevada, USA, 2015–2017.
| Model | AICca | ΔAICcb | AIC weight | Model likelihood | Kc | Deviance |
|---|---|---|---|---|---|---|
| Ss(.d,fle)-λ(.,sex,fl),p(tf),c(t,sex,fl) | 9550.44 | 0.00 | 0.71 | 1.00 | 25 | 9499.45 |
| Ss(.,fl)-λ(.,sex,fl),p(t,fl),c(t,sex,fl) | 9552.22 | 1.78 | 0.29 | 0.41 | 26 | 9499.16 |
| Ss-λ(ag,fl),p-c(t,fl) | 9570.87 | 20.44 | 0.00 | 0.00 | 26 | 9517.81 |
| Ss-λ(.,fl),p-c(t,fl) | 9618.56 | 68.12 | 0.00 | 0.00 | 22 | 9573.79 |
| Ss(a),λ(a,sex),p(t),c(t,sex) | 9742.46 | 192.02 | 0.00 | 0.00 | 26 | 9689.39 |
| Ss-λ(.,sex),p-c(t,sex) | 9779.37 | 228.94 | 0.00 | 0.00 | 25 | 9728.39 |
| Ss-λ(a),p-c(t) | 9795.72 | 245.29 | 0.00 | 0.00 | 22 | 9750.96 |
| Ss(.), p-c(t) | 9856.58 | 306.14 | 0.00 | 0.00 | 18 | 9820.06 |
| Ss-p-c(.) | 10290.48 | 4740.05 | 0.00 | 0.00 | 4 | 10282.45 |
aAIC (Akaike Information Criterion) for small sample size.
bDifference between model AICc and model with the lowest AICc.
cNo. of model parameters.
d(.) = rate constant across primary sampling periods.
efl = fork length.
ft = parameter varies across primary sampling periods.
ga = parameter varies annually.
AIC (Akaike Information Criterion) model selection was performed. Sex and fork length (fl) are covariates.