EEPORT OF COMMISSIONER OF FISH AND FISHERIES. XLV 



modifications of this and of tbe Chase jar were devised by Mr. Clark's 

 assistants. One of these gentlemen, Mr. Seymour Bower, invented a 

 new form of hatching-box which possesses advantages. 



The number of whitefish eggs shipped was 2,032,000. Shipments 

 were made to Germatiy and France, and to the States of California, Con- 

 necticut, Iowa, and l^Tew Jersey. Over 17,700,000 young fish were re- 

 leased iu the waters of the Great Lake system, the deposits being made 

 iti Lake Michigan, Lake Huron, the Detroit River, Lake Erie, and Lake 

 Ontario. 



b. Brook Trout (Salvelinus foniivalh). 



Northville Station. — The ponds for brook trout at Northville, Mich., 

 have been greatly enlarged and improved, and four new ones have been 

 added to the three already existing, so that their total area is now 

 10,674 square feet. About 140,000 eggs were obtained from the trout 

 in the ponds during the spawning season, whicli lasts from the begin- 

 ning of ISTovember to the middle of January. Shipments of eggs were 

 • made to France and to the Druid Hill hatchery in Baltimore; 20,000 

 young fish were planted in neighboring streams, and 30,000 were shipped 

 Bast by the Fish Commission car. It is exj^ected that half a million brook- 

 trout eggs will be taken next season. 



c. Saibling {Salmo salvelinus). 



On January 10, Mr. Schuster, Burgomaster of Freiburg, Germany, 

 announced that he had sent 60,000 saibling eggs by the North German 

 Lloyds steamer Mosel, of January 8, consigned to the United States 

 Fish Commission. These reached New York January 22. Mr. Fred. 

 Mather took charge of them and forwarded them the next day to Mr. A. 

 n. Powers, Plymouth, N. H., which point they reached on the 24th. The 

 entire loss while crossing the ocean and being transported to the hatch- 

 ery was but 5,000 eggs. Mr. Powers was directed to hatch them and 

 ])lace them in Newfound Lake, located 7 miles from Plymouth. The 

 eggs were all hatched by February 28, with a loss in hatching of 6,515 

 eggs. Mr. Powers deposited 30,000 fry in Newfound Lake May 18. 



Another installment of saibling eggs was announced by Herr Max 

 von dem Borne February 3. These were lost in transit. 



(1. Lake Trout {Cristivomer namaijcush). 



jSfortlirilte Station. — While waiting for the whitefish to begin spawn- 

 ing, 57,000 lake-trout eggs were obtained for this station, of which 

 52,000 were shipped and 1,400 hatched and retained at the hatchery. 

 Of those shipped, 20,000 were forwarded to Germany. 



e. The Quinnat or California Salmon {Salmo quinnat). 



The McCloud Birer Station. — The work at this place has been under 

 the direction of Mr. Livingston Stone, whose detailed report will be 

 found in the Appendix. The establishment met with a serious disas- 

 ter on the 3d of February. January had been attended by a rainfall 



