Shoubridge E A, Hochachka P W
Science. 1980 Jul 11;209(4453):308-9. doi: 10.1126/science.7384807.
During periods of short-term experimental anoxia, the goldfish produces metabolic carbon dioxide and does not accumulate lactate to the extent expected. The goldfish has evolved a novel pathway of vertebrate anaerobic metabolism in which glucose carbon is metabolized to ethanol and excreted.