"VWR"

Pimephales promelas. Nonaggressive. Highly adaptable and easy to maintain, minnows make good water pollution indicators. Care instructions are included. Size: 2". Package of six.

Freshwater Mussels (Unio or Anodonto)

Uca sp. The fiddler crab gets its name from the male’s larger claw, which it waves up and down in a fiddling motion when threatened or when attracting a mate.

Set contains one male betta, a package of ceratophyllum, and an aquatic habitat.

Propagate Echinoderms to Observe Developmental Stages.

Anodonta subobicularis.