478 



Eighth Annual Report of the 



TABLE 23. 



Date of disappearance of ice from Otsego lake^ fiirnished hy 



Mr. G. Pomeroy Keese. 



YEAR. 



1841 

 1842 

 1843 

 1844 

 1845 

 1846 

 1847 

 1848 

 1849 

 1850 

 1851 

 1852 

 1853 

 1854 



Date. 



April 25 



March 30 



April 26 



April 13 



April 1 



April 7 



April 25 



April 10 



April 7 



April 24 



March 30 



April 26 



April 9 



April 20 



"XEAR. 



1855 



1856 



1S.^7 



1858 



1859 



1860 



1861 



1863 



1S63 



1864 



1865 



1866 



1867 



1868 



Date. 



April 24 



April 26 



April 6 



April 5 



March 30 



April 7 



April 14 



April 22 



April 23 



April 21 



April 5 



April 14 



April 15 



April 16 



YEAR. 



1869.. 

 1870*. 

 1871t. 

 1872. . 

 1873.. 

 1874.. 

 1875.. 

 1876.. 

 1877.. 

 1878.. 

 1879.. 

 1880. . 

 1881.. 



Date. 



April 21 

 April 16 



April 27 



May 4 



May 6 



May 7 



April 26 



April 27 



April 1 



April 80 



April 7 



April 25 



YEAR. I Date. 



1882. 

 1883. 

 1884. 

 1885. 

 1886. 

 1887. 

 1888. 

 1889. 

 1800. 

 1891. 

 1892. 



Average . 



April 6 



April 26 



April 22 



April 2t> 



April ;4 



April 28 



April 30 



April 11 



April 8 



April 15- 



April & 



April 17 



Cazenovia lake. — Average date of opening, April 12th, and of 

 closing, December 12tli. From a record of thirty-six years, 1835 

 to 1870, published in reports of New York Regents. Earliest 

 date of opening, March 20, 1859; latest date, April 26, 1843, 1847, 

 1856. Earliest date of closing, November 30, 1838, and (partly) 

 November 26, 1869. Latest date of closing, December 27, 1848. 



Canandaigua lake. — Average date of opening, March 31st, and 

 of closing, February 18th. From a record of sixteen years, 1856- 

 1871, in reports of New York Regents. In 1857, 1859, 1862, 1867, 

 the lake did not freeze over. 



The following general statements are given in cases where no 

 statistical tables could be obtained: 



Cayuga Lake. 



Ice forms over the shallows at the head and foot of the lake,^ 

 closing navigation, on an average, early in December and breaks 

 up ait the close of March or early in April. The lake is said, on 

 good authority, to have frozen solidly over its entire length 

 twice in the past twenty-five years. The greatest depth of the 

 lake is, from the Cornell University surveys, 435 feet, opposite 

 Sheldrake. 



♦ Closed January 8, 1870. 



t Closed December 21, 1871. 



