DIY Spawning Mops Apr 8, 2018 13:55:21 GMT -5 guppyguy, Andre, and 2 more like this Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by lesfromlakeshore on Apr 8, 2018 13:55:21 GMT -5 During todays ( April 8th 2018 ) talk given by Dave Paul's on Rainbowfish he mentioned making spawning mops . Here's an easy to follow video on making your own spawning mop .