Specimens

These bottom-dwelling bivalved crustaceans are found in nearly every aquatic habitat.

Poecilia reticulata.

Choose from 2 popular sets of Tetras for your fish tank.

Study the Rotifera under your microscope to discover the variety of structures among them. Subculture them in Alfalfa or Hay medium to increase your supply. Species may vary based on availability.

Create a balanced ecosystem in your aquarium with the addition of these small, freshwater algae eaters. They reproduce rapidly, laying their eggs on the glass sides of the aquarium.

Brachionus sp. Examine these typical marine rotifers for a general study of their structure and feeding habits.The recommended food for marine rotifers is Dunaliella. Culture instructions are included.

Hypsibius sp. The water bear is a complex animal representing the unusual phylum of Tardigrades, which contains about 400 marine, terrestrial, and freshwater species.

Anodonta subobicularis.

Aeolosoma sp. A small, freshwater Oligochaete, Aeolosoma is characterized by colorful oil droplets in its body. It’s easy to culture large quantities of this microscopic organism for use in regeneration experiments: Simply add hay and wheat grains to hay medium. Culture instructions are included. Size: 2–3 mm.

These small marine crustaceans are supplied as adults, and measure approximately ¹/₄" in size at the time of shipment.

The marine hermit crab is a scavenger and preys on small animals.

These slugs maintain a marine aquarium’s ecological balance by feeding on algal growth.

These red marine bivalves are fascinating to observe as they propel themselves forward by expelling jets of water.

Related to the starfish, but easier to maintain, the serpent star features a central disc and five very flexible arms.

Cucumaria sp. These creatures have oral tentacles used to catch food and then pull the food into its body to digest.

This unusual-looking Echinoderm, a small ball-shaped organism, displays radial symmetry. It moves via tube feet.