(from the article `coloration`) ...destruction of chromatophores or biochromes. The quantities of deposited guanine in some fishes vary in proportion to the relative lightness in ... Found on http://www.britannica.com/eb/a-z/g/68
USS Greenfish was an American Balao Class submarine of 1525 tons displacement launched in 1945 which saw action during the Second World War. USS Greenfish was powered by diesel engines providing a top speed of 21 knots, carried a complement of 75 and was armed with one 4-inch gun, two 20 mm Oerlikon anti-aircraft guns; six 21 inch bow torpedo tubes... Found on http://www.probertencyclopaedia.com/browse/RG.HTM