Planorbids, mixed genera. Compare these attractive, spiral-shelled, herbivorous freshwater specimens with other snails. They will eat aquarium plants

Philodina sp. Easy to culture and easy to examine under a microscope because of the lack of a lorica (shell), these typical rotifers are perfect for general study. Culture instructions are included.

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.

Mixed genera. Also known as scuds, amphipods are freshwater crustaceans.

Poecilia reticulata.

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

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

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.

The culture supplied includes copepods in various stages of development.

Place these eggs in a brine solution for two days in order to make the shrimp (Artemia) hatch. Our special processing technique allows you to store the eggs for nearly indefinite periods of time. 7 grams.

Illustrate the structure, feeding habits, responses, and reproduction of a typical Anthozoan.

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.

Black Planaria are a flatworm commonly used in science fair projects. They do not bite and move very slowly, making them easy for young students to observe.

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

The nocturnal hermit crab uses “borrowed” shells to protect its relatively soft body, changing shells as it grows larger.

Raise Large Fish With A Low-Maintenance System

For consistent readings underwater.

Simplify aquarium setup.

Improper pH can cause your fish stress and lead to disease. You can treat up to 944 gallons of fresh water.

The adhesive forms a waterproof seal, won’t crack or shrink, and stays flexible when dry. It won’t harm freshwater or saltwater life-forms.

Use this cone-shaped fine-mesh nylon net to let water pass while you filter out plankton.

Screen Aquarium Top
It features an inset metal screen in the center to easily convert your aquarium to a terrarium. You can even add large plastic tubes at the access holes to turn it into a gerbil run. It also accommodates a light strip.

With no metal corners or panels, these plate glass aquaria allow students to carefully observe aquatic life from all angles.

Rotifers are well adapted to adverse conditions; when dry, the eggs remain viable for years.

The rounded, differently sized stones make your tank look like a stream bed.

Attractive Bottom Cover Enhances Natural Filtration and Nitrogen Cycling
Gravel contains no lead or chrome and won’t change the pH or chemistry of the tank. Pebble sizes up to 1/4" dia.

Fast and easy-to-use, this kit contains two dropper bottles for accurate dispensing of test solutions, non-staining test tube with snap cap, and instructions. It comes with enough solution for 130 tests and can be used in either fresh or salt water. Range: 0–8 ppm ammonia.