Well Slides, Large, Reusable, 3x1in, constructed of clear plastic, raised edges, well is approximately 16mm diameter with a depth of 2-3mm, dimensions: 6in x 5in x1in
AquaClear 70 Ammonia Remover is ideal for new or heavily populated freshwater aquariums. Controlling ammonia levels for fish, It removes and controls harmful ammonia and nitrite, creating a healthy aquatic environ
AquaClear 50 BioMax Filter Insert provides an optimal environment for the colonization and growth of beneficial bacteria, which is essential for effective biological filtration and water purification for the AquaC
Bivalve Fossil Replica, Made from a sturdy resin designed to last through heavy classroom and laboratory use, Filter feeders, Looks like a shell, Perfect for use in the classroom during lessons on fossils and paleontology, Size: Approx 1in (3cm)
Hardouinia Fossil Replica, Sturdy fossil replica made from resin is designed to last through heavy classroom and laboratory use, Echinoderm is related to the sea urchins and starfish of today, Fossil replica of a Mesozoic echinoderm measuring 1.5in (3.5cm)
Perisphinctes Fossil Replica, Ammonites like this one swam through the ocean while dinosaurs roamed the earth, Made from a resin designed to last through heavy classroom and laboratory use, Fossil replica of an ammonite from the Mesozoic 1.5in (4cm)
AquaClear110 Zeo-Carb Filter Insert effectively eliminates odors, discoloration and impurities in freshwater aquariums, potent chemical duo prevents the buildup of toxic ammonia and nitrite, designed for Power Fil
AquaClear 70 BioMax Filter Insert provides an optimal environment for the colonization and growth of beneficial bacteria, which is essential for effective biological filtration and water purification for the AquaC