Table 2:
Comparison of laboratory-derived absolute aerobic scope across juvenile Oncorhynchus spp.
| Population | Temperature (°C) | ||||||
|---|---|---|---|---|---|---|---|
| Species | [Wild (W), Hatchery (H)] | Mass (g) | TL (cm) | Acclimation | Test | AAS (mg O2 kg−1 min−1) | Reference |
| O. tshawytscha | CVFR (H) | 19.8 ± 0.02 | 12.0 ± 0.01 | 15 | 15 | 7.06 ± 1.76 | Present study |
| O. tshawytscha | CVFR (H) | 19.8 ± 0.02 | 12.0 ± 0.01 | 19 | 19 | 8.80 ± 1.42 | Present study |
| O. mykiss | LTR (W) | 22.4 ± 1.8 | 12.6 ± 0.3 | Unk. | 15 | 5.10 | Verhille et al. (2015) |
| O. mykiss | Ontario (H) | 6 | n.a. | 15 | 15 | 5.8 | Scarabello et al. (1992) |
| O. mykiss | BC (W) | 92.0 ± 11 | 15–20 | 12–24 | 13 | 5.83* | Gamperl et al. (2002) |
| O. mykiss | LBR (W) | 58.0 ± 6.0 | 15–20 | 12–18 | 24 | 8.38* | Gamperl et al. (2002) |
| O. mykiss | BC (W) | 108.0 ± 12 | 15–20 | 12–24 | 13 | 8.2* | Gamperl et al. (2002) |
| O. mykiss | LBR (W) | 71.0 ± 5.0 | 15–20 | 12-12 | 24 | 7.3* | Gamperl et al. (2002) |
| O. mykiss | 12M (W) | 56.5 ± 3.8 | n.a. | 19–30 | 24 | 9.48* | Rodnick et al. (2004) |
| O. mykiss | RC (W) | 50.4 ± 2.9 | n.a. | 12–27 | 24 | 9.23* | Rodnick et al. (2004) |
| O. mykiss | BC (W) | 62.9 ± 5.6 | n.a. | 13–21 | 24 | 7.71* | Rodnick et al. (2004) |
| O. nerka | W | 37 | 17 | 5 | 5 | 6.7 | Brett (1964) |
| O. nerka | W | 33 | 16 | 10 | 10 | 7.3 | Brett (1964) |
| O. nerka | W | 35 | 19 | 15 | 15 | 12.5 | Brett (1964) |
| O. nerka | W | 63 | 19 | 20 | 20 | 11 | Brett (1964) |
| O. nerka | W | 52 | 18 | 24 | 24 | 11.9 | Brett (1964) |
Abbreviations: AAS, absolute aerobic scope; BC, Bridge Creek; CVFR, Central Valley, CA autumn-run; LBR, Little Blitzen River; LTR, Lower Tuolumne River; 12M, 12 Mile; RC, Rock Creek; SR, Seymour River; TL, total length; Unk., unknown: fish were tested immediately after capture from the wild. *Values are expressed as milligrams of O2 per kilogram−0.882 per minute.