How Long Does A Koi Fish Stay Pregnant in the USA
How long do koi fish carry their eggs? In ponds, koi fish will spawn when the water temperature stays within the range of 65-70°F. This usually happens in late spring, May, or June. Although this is the “mating season” of koi fish, the egg-laying/spawning will only last for about 2 to 3 days. How can…
