1867.] 131 [Jackson. 



these rivers were restocked, fish-ways would have to be open on the 

 Connecticut from the last part of. April to the middle of October, ex- 

 cept from the middle of July to the last part of August ; and, on the 

 Merrimack from the last part of April to the middle of November, 

 except from July 15th to August 20th, and from September loth to 

 October 15th. 



Dr. Jackson stated that when a boy in Plymouth, Mass., the alewife 

 was very abundant, and was caught in vast numbers in the town 

 brook which was then open to Billington Sea. They were also preyed 

 upon by the cod on their return to the ocean, and large numbers of 

 cod were taken even at the wharves. Since the alewife has been 

 shut out of the streams by the erection of dams, the cod, too, has al- 

 most disappeared from IVIassachusetts Bay, and thus two fisheries are 

 almost wholly abandoned. 



The letters which had been received since the last an- 

 nouncement were read by the Secretary. 



From the Philosophical and Literary Society of Leeds, September 

 11th, 1866, acknowledging the receipt of the Society's publications. 

 From the Keale Istituto Lombardo di Scienze e Lettere, Milan, No- 

 vember 25th, 1865, acknowledging the same, and asking for such as 

 were necessary to complete the series in its possession. From 

 the Geological and Polytechnic Society of the West Riding of York- 

 shire, October 17th, 1866, acknowledging the same, presenting Re- 

 ports, and regretting inability to supply all the numbers asked for. 

 From the Academic des Sciences et Lettres de Montpellier, August 

 30th, 1866, acknowledging the same, and presenting its own publica- 

 tions. From the Geological Society of Glasgow, November 19th, 1866, 

 presenting its publications and desiring an exchange. From William 

 H. Dall, Chief of the Scientific corps of the Western Union Telegraph 

 Company, Fort St. Michael's, Russian America, September 26th, 1866, 

 announcing the death of Major Robert Kennicott, of that Cordis, a 

 Corresponding Member of this Society. 



The Treasurer announced a bequest to the Society by 

 the late Miss Sarah P. Pratt of Boston, and read the follow- 

 ing extract from her will : — 



Third Article : " My collection of shells, and the cabinets and 

 cases in which they are kept, Kiener's work on Conchology, and all 

 my other works on Conchology or shells (with the exception of the 



