are daphnia magna invertebrate
Daphnia, also called water fleas are found in the order Cladocera and are sometimes called Cladocerans. Daphnia are crustaceans and related to lobsters, crabs and shrimp.They are invertebrates with a hard outer shell and are different from another type of water flea the brine shrimp (Artemia).They swim freely about and are from 1/2 to 3mm long.aphnia, also called water fleas are found in the order Cladocera and are sometimes called Cladocerans. Daphnia are crustaceans and related to lobsters, crabs and shrimp.