48 REPORT OF THE COMMISSIONER OF FISHERIES. 



ceived and extended helpfid service. Such relations have been main- 

 tained with several bureaiis*within the department. The Bureau of 

 Standards has rendered assistance in the standardization of instru- 

 ments and testinfT of materials under investi<;ation l)y the bureau. 

 Arrangements have been made Avith the Bureau of the Census for 

 the collection and exchange of statistical data of the production of 

 fish oils and fishery by-products that are of mutual interest. The 

 Bureau of Foreign and Domestic Commerce has cooperated in the 

 acquisition of information concerning the foreign trade in fishery 

 products. 



ThiT)ugh the Consular Service. Department of State, much valuable 

 information has been received concerning the condition of the fish- 

 eries in foreign countries, interesting developments respecting them, 

 and the markets for fishery products. Certain of these reports have 

 made the basis for a forthcoming publication on the fish trade of 

 Latin America. 



Eifective cooperation has been maintained with the National Park 

 Service in the stocking of the streams of the national parks and 

 with the Poorest Service in like work in a number of the forest reser- 

 vations. Through the helpful interest of the Forest Service a brook- 

 trout egg-collecting station is being established in the White Moun- 

 tain Forest Reservation, which will materially reduce the cost of 

 supplying eggs to a number of the bureau hatcheries. 



Helpful relations have been continued Avith the Bureau of Indian 

 Affairs and the Reclamation Service, and the Geological Survey has 

 assisted this bureau in several instances during the year. 



A scientific assistant was detailed for woi-k witli the Public Health 

 Service in connection with problems of mosquito control by fishes. 



The bureau was indebted to the Navy Department for the trans- 

 portation of the annual supplies to the Pribilof Islands and to the 

 Coast Cuard Service for aid on numerous occasions, particularly in 

 connection with work in Alaska. 



VESSEL SERVICE NOTES. 1922. 



In view of the excessive cost of coal and other operating Expenses 

 and the difficulty in securing a trained civilian staff at the salaries 

 available, it was decided to discontinue for the present any attemot to 

 use the steamer AWatro^s. Accordingly she was taken to AVoods 

 Hole, Mass., and put out of commission October 29. 1921. The offi- 

 cers and men were detached for regular naval duty and the vessel 

 placed in the custody of the superintendent of the Woods Hole 

 (Mass.) station. 



The hydrographic and biological survey of Chesapeake Bay has 

 been cornpleted as far as the steamer Fii^h l/airJ^ is concerned, six 

 round trips of the bay having been made during the fiscal year. 

 The last one w^as completed May 24, and on June 7 the vessel arrived 

 at Woods Hole, Mass., preparatory to undertaking similar survey of 

 Long Island Sound. The first trip, which was in the nature of a 

 reconnaissance, was begun on June 28. During the fiscal year the 

 Fis-h T/awk steamed 3,181 miles. 



No special work was required of the Tlalei/on except during about 

 five months of the year. From July to October her headquarters 

 were at Boothbay Harbor, Me., and for the remainder of the year 



