This material is from the 4th edition of The Zebrafish Book. The 5th edition is available in print and within the ZFIN Protocol Wiki.

Chapter 2 - Breeding

Simple Schedule For Breeding Zebrafish

(Source: M. Westerfield)

Breeding days:
        Dawn: feed dry/moist food and brine shrimp
        Hour 1: siphon tank for embryos and replace 1/3 of the water
        Evening:feed flake food lightly
Non-breeding days:

Feed flake food lightly, siphon tank to remove debris and replace 1/3 of the water.
The Zebrafish Book