Plate showing the Trout Salmon (Salmo trutta) and the Brook trout (Salmo nivalis). Book "Voyage en Islande et au Groënland" by Louis-Eugène Robert. Illustrated by Antoine Maurin and published in 1835-1836. credit:Photo12

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Keywords: 1830s, 19th, animal, animals, aquatic, arctic, century, diagram, discovery, drawing, exploration, fauna, fins, fish, flora, geenland, iceland, illustration, island, islander, natural, orange, science, sciences, spotted, travel, writing, zoology