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 Ink Spots led by Kenny to form his own Ink Spots group. Fuqua recorded dozens of singles with his group for King Records as well as releasing two LP (long play) albums for Verve Records. In 1963 Fuqua's group also recorded one 45 RPM record for Ford Records. Fuqua led and was a member of various vocal groups calling themselves "The Ink Spots" until his death in 1971. Watson, who had been forced out of the original Ink Spots in 1944 and briefly sang with Charlie Fuqua's Ink Spots in 1952–1953, started his own vocal group using the name "The