Daphnids - Ceriodaphnia dubia and Daphnia magna
Small freshwater invertebrates commonly called water fleas - Ceriodaphnia dubia and Daphnia magna.
Americamysis bahia, Mysidopsis bahia (Mysid Shrimp)
Mysids are small shrimp-like crustaceans found primarily in the Gulf of Mexico and the eastern coast of Florida. Americamysis bahia, formerly Mysidopsis bahia, is currently the primary estuarine species in toxicity testing.
Live Feeder Shrimp (Mysis/Mysid)
Get the best results by nourishing your high-value marine species with only the very best live food.
Pimephales promelas (Fathead Minnow)
The fathead minnow is a freshwater fish widely distributed in the United States and it is usually found in brooks, ponds, and small lakes. It has been transported for a bait fish and therefore its original range is hard to determine.
Menidia beryllina (Inland Silverside)
Menidia beryllina are the current EPA-approved marine vertebrate used in both acute and chronic toxicity testing.