I am actually seeking the Saltwater variation of this. I think I found it. $20 for 100....they have live brine, Nannochloropsis, Isochrysis G, Live Marine Rotifers, Keyhole Limpet, and large or small cleaner clams....
They also have 250 live brine for $35.
Thank you Mick. I would really like to find em local but I guess shipped will work too. Just local might get it tomorrow vs Tuesday.