Definition of continuance for English Language Learners. : 1  the act of continuing for a long period of time. : 2  the period of time when something continues. 3  law : a legal decision that a court case will continue at a later date.
Some years they spawn once or twice in spring. Some years they spawn on and off all summer. One year none of them spawned that we know of. I think that was the year 2002. My koi do not eat their fry and now that they're getting large they ignore most of the eggs as well.
If you only make it two feet deep then its 500 gallons, but your fish will be subject to raccoons and blue herons which are our main predators around here. Keeping koi in less than 1000 gallons does not seem fair to the koi so we usually recommend that koi ponds be over 1000 gallons.f you only make it two feet deep then its 500 gallons, but your fish will be subject to raccoons and blue herons which are our main predators around here. Keeping koi in less than 1000 gallons does not seem fair to the koi so we usually recommend that koi ponds be over 1000 gallons.