Formalin Dogfish Shark, 27"+, Single Injection, 1 Per Bag

Product Details The dogfish shark, a member of the class Chondrichthyes, is a popular dissection specimen in general biology and anatomy courses. It is useful for learning about cartilaginous fish and for studying comparative and vertebrate anatomy. Mature specimens allow for a thorough investigation of adult structures. Larger size options (27+”) are ideal for students working in pairs or small groups. Dogfish sharks have many characteristics intriguing to students, including their: Cartilaginous skeleton Five pairs of gill slits Claspers (male only) Two-chambered heart Spiral intestine J-shaped stomach Lack of a swim bladder and operculum Product Features Single injected (red arteries) for effortless examination of the arterial system Soaked in Carosafe®, then individually packed and shipped in a vacuum-sealed bag for easy distribution Prices listed are for 1 specimen Carosafe® Carosafe® preservative and holding solution for biological specimens contains no formaldehyde and is not a tissue fixative. Most Carosafe® specimens were first preserved with a formalin solution and then washed before placement in Carosafe®. Specimens are held in Carosafe® prior to shipment, producing formalin-preserved specimens that, when dissected, minimize formaldehyde exposure. Learn More. NOTE: Based on seasonal availability, substitution of shark genus and species may occur. Possible substitutes include the brown smooth-hound shark ( Mustelus henlei ) and the Atlantic blacktip shark ( Carcharhinus limbatus ). Dissection protocols and internal anatomy are the same as the traditional dogfish shark.

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