Improve your collection with these amazing scientific drawings created by renowned German ichthyologist Marcus Elieser Bloch. These old fish prints first appeared in the groundbreaking book Oeconomische Naturgeschichte der Fische Deutschlands (1782–1784) and present an extraordinary level of anatomical detail of the fresh water Schratser (Gymnocephalus Schratser) along with its silver counterpart Gymnocephalus Argenteus.These stunning scientific drawings will suit the lovers of zoological vintage prints, antique copper engraving, biological wall art, ichthyology prints, and much more!