"tube coolers"
Applied Filters
Selanastrum, Tube Culture
Freshwater. Unicellular; lunate. Proteose agar.
Characterized by green plastids and cell walls composed of cellulose.
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Dictyostelium discoideum, Tube Culture
Cellular slime mold. Demonstrates amoeboid state, pseudoplasmodial state, and fruiting body, or sorocarp.
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Saprolegnia ferax, Tube Culture
Water mold and fish parasite. Demonstrates sporangia and oospores. Grows on wheat seed, cucumber seed, or hemp seed in water environment. Reproduces sexually and asexually. Incubation temperature 25°C.
Cell walls made of cellulose; feeds by extending hyphae into host's tissue.
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Ward's® Live Enterobacter aerogenes Culture
This organism is commonly recovered from soil and water. As normal intestinal flora, it can also usually be found in sewage.
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Ward's® Live Sea Urchin (Strongylocentrotus sp.)
This unusual-looking Echinoderm, a small ball-shaped organism, displays radial symmetry. It moves via tube feet.
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Candida albicans
Deuteromycete. Causes thrush, candidiasis. Multiplies by budding. Forms germ-tubes in serum cultures. Incubation temperature 37°C. Potato dextrose agar growth medium. Note: Pathogen.
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Gloeotrichia
Freshwater. Filamentous. Trichomes radiating from basil heterocysts. Basic culture solution.
Shipped in a form that provides the best quality specimen. Most are supplied in 16 x 125 mm tubes, 2 oz. jars, or 8 oz. jars.
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Ward's® Lyngbya
Freshwater. Filamentous. Unbranched trichome, thinly sheathed; oscillating movement. Basic culture solution.
Shipped in a form that provides the best quality specimen. Most are supplied in 16 x 125 mm tubes, 2 oz. jars, or 8 oz. jars.
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Dihybrid Cross
Supplied as tube cultures. Comes with culture and handling instructions, as well as the manual Working with Fungi.
Eight strains: a1 (HAO), α1 (HBO), a2 (HAR), α2 (HBR), a3 (HAT), α3 (HBT), a4 (HART), α4 (HBRT).
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Fischerella (Stigonema)
Freshwater. Filamentous. True branching, dimorphic structure. Basic culture solution.
Shipped in a form that provides the best quality specimen. Most are supplied in 16 x 125 mm tubes, 2 oz. jars, or 8 oz. jars..
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Nostoc, Filamentous
Freshwater. Filamentous. Unbranched, contorted filaments. Basic culture solution.
Shipped in a form that provides the best quality specimen. Most are supplied in 16 x 125 mm tubes, 2 oz. jars, or 8 oz. jars.
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Ward's® Merismopedia
Freshwater. Colonial. Sheet of many cells one cell thick. Soil-water medium.
Shipped in a form that provides the best quality specimen. Most are supplied in 16 x 125 mm tubes, 2 oz. jars, or 8 oz. jars.
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Brine Shrimp Hatchery
Hatchery kit comes complete with a base, a piece of airline tubing, three packets of hatch mix and instructions. All you need is a small air pump, light source and an empty 2L soda bottle.
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10-Gallon Glass Aquarium Accessories
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.
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Ammonia Test Kit
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.

