Compared with the water quality at the rearing site, water pH, CO2
and NH3-N did not change after a 30-min truck transport (PN0.05;
Fig. 3) for Dalrymple fish. For Georgie Lake fish, the 60-min truck
transport resulted in increases in CO2 (P=0.022) and NH3-N (Pb0.001),
but water pH was unchanged (P=0.35; Fig. 3). Aboard the Sterling
Carrier, water pH increased for Georgie Lake fish (Pb0.001) but not for
Dalrymple fish (P=0.72). There were no differences between holds
(P≥0.25) for any of the water quality parameters throughout the
voyages; therefore, the results for the two holds were pooled. All
water variables converged to ambient seawater values by 2 h after
loading was completed