Hope everyone made it home safe and that the fish are loving the new foods. Below are a couple articles that Tami Weiss (who Skyped with us about seahorses a couple years ago) wrote about food and staying frozen. Her site is not up anymore so it’s from the archive but should work.
https://web.archive.org/web/20160909225950/http://fusedjaw.com/food-and-nutrition/frozen-mysis-part-1-the-quest-for-quality-mysis/
https://web.archive.org/web/20161113044512/http://fusedjaw.com/food-and-nutrition/frozen-mysis-part-2-the-science-behind-the-food/