Yes,I allways microwave the culture medium and never had an issue.But there is a specific sterilizing protocol,not just having it boil.It is 3´on,5´off;again 3´on,5´off and finally 4´on.
And for Cl,2ml of bleach/8L
,leave overnight and neutralize with 2ml of Thio solution.
Copepod culture has gone a long way and techniques changed over the years.But there are still two basic aproaches;either to harvest the naups you need every day or co-culture them in the larval tank.
You need 33 ml of a good algal culture /L/day.See the "copepod machine".
Possibly you gobies will need small naups,like Gobiodon