Age determination in fish fish. Johannes Reibisch, working for the Commission of Scientific Investigation of German Seas at Kiel, attempted to use Hoffbauer’s techniques to age plaice ("Plueronectes platessa") but found it difficult to accurately discern annuli. He decided to study a different structure and in 1899 he published the first procedures using otoliths as an aging structure. A fellow scientist also with the German Commission at Kiel, Friedriche Heincke, also frustrated with difficult scale annuli, further studied other structures to age fish. He discovered annuli in the vertebrae, opercula, and pectoral girdle and published his findings in Heicke 1905. The works of Hoffbauer,
The Ink Spots Vocal Group Hall of Fame. Since the Ink Spots disbanded in 1954, there have been well over 100 vocal groups calling themselves "The Ink Spots" without any right to the name, and without any original members of the group. These groups often have claimed to be "2nd generation" or "3rd generation" Ink Spots. The Ink Spots formed in the early 1930s in Indianapolis. The founding members were: As "Jerry and Charlie", Daniels and Fuqua had formed a vocal duo performing in the Indianapolis area around 1931. About the same time, Jones and Watson were part of a quartet, "The Four