The dugong is found in large numbers in Hervey's Bay, from which the famed oil is manufactured, also the pearl oyster.
The most beautiful and costly pearls are obtained exclusively from the pearl oyster (Meleagrina margaritifera) of the Indian Seas.
Some of the poorest of the natives eat the pearl oyster, but it is neither palatable nor wholesome.
The Meleagrina margaritifera, or pearl oyster of the Indian seas, yields the most numerous and finest specimens.
The greatest depth at which the pearl oyster can be secured by the divers is thirteen fathoms.
It was very neatly made up of black or brown and white cloth, black and white feathers, and pearl oyster Shells.
He spent two months in studying the pearl oyster of the Persian gulf; but there, as in his laboratory, all his efforts were vain.
Fig. 165 represents the pearl oyster with calcareous concretions in various states of progress.
The centre of the collar is further ornamented with the shells of the pearl oyster.