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15 

work the following spring. The best results were obtained with the McDonald shad hatching jar, and although considerable inconvenience was experienced from the amount of sediment and iron rust in the water, the eggs were retained in good condition for a period of over two months. An account of these experiments is given in volume VI of the Bulletin of the U.S. Fish Commission. During the spring of this year, an entirely new style of jar, devised by Captain Chester for cod eggs, was used for the lobsters and many thousands of eggs were easily hatched.
     
The writer has been engaged, during the entire year, with the assistance of Miss Rathbun, in reducing and tabulating for publication the surface temperature observations made for the Fish Commission by the Light House Board and the U.S. Signal Service, at about 60 stations distributed along the eastern