92 REPORT OF COMMISSIONER OF FISH AND FISHERIES. 



graph oil this subject which he has liad in preparation for some time. 

 The rest of the investigators were occnpietl with special studies of their 

 own selection, some of which have a more or less direct bearing upon 

 fishery topics, and in course of time Mill undoubtedly be found useful 

 in arriving at practical deductions. 



Mr. Vinal IS^. Edwards, the permanent collector of the Fish Commis- 

 sion at Woods Hole, kept up during the entire year his customary daily 

 observations on the fishes of the region and on the temperature of the 

 water. During the summer he also assisted in obtaining material 

 required for the laboratory. 



The steamer Fish ITairl; Lieut. Robert Piatt, IT. S. ^., commanding, 

 was at Woods Hole from August L*."> to October 2, and during that 

 period was utilized mainly in running the lines of observing stations 

 in connection Avitli the investigations of Dr. James I. Peck on the food 

 of fishes. During the Aveek preceding lier arrival at Woods Hole she 

 was placed by the Commissioner at the service of the biological section 

 of the American Association for the Advancement of Science, which 

 was then meeting at Brooklyn, N. Y., and made two dredging trips 

 from that point. 



TEMPERATURE OBSERVATIONS. 



The Fish Commission has continued to receive, through the courtesy 

 of the Light- House Board and of the Southern Pacific Company, the 

 daily records of water-temperature observations taken at the following 

 seacoast and inland stations : 



Temperature sUiiion>^ on the Ailanlic CoaKl. 



Stations of the Lijjht-IIonse Board : 



Coast of Maine : Petit Manan Island, Mount Desert Kook, Matinicns Rook, Segnin 

 Island, Boon Island. 



Coast of Alassachusetts: Race Point, Pollock Rip iiglit-ship, Great Round Slioal 

 light-ship, Nantucket New South Shoal light-ship, Vineyard Sound light- 

 ship. 



Coast of Rhode Island: Brenton Reef light-ship, Block Island southeast light. 



Long Island Sound: liartlett Reef light-ship. 



Coast of New .lersey: Absecon Inlet, Five Fathom Bank light-ship. 



Delaware Bay: Fourteen Foot Bank light-ship. 



Coast of Virginia: Winter Quarter Shoal light-ship, 



Chesapeake Bay: Windmill Point, Stingray PointvYork Spit. 



Coast of North Carolina: Cape Lookout. Frying Pan Shoal light-ship. 



Coast of South Carolina: Rattlesnake Shoal light-ship, Martins Industry Shoal 

 liglit-slii]). 



Coast of Florida: Fowey Rocks, Carysfort Reef, Dry Tortugas. 



Temperature stations on the Pacific Slope. 



Stations of the Southern Pacific Company: 



Sacramento River at Tebama and Yolo bridges and Knight's Landing, California. 



Feather River at Feather River Hridgc. California. 



American River at American River Bridge, California. 



Mokelumne River at Lr)di, Cal. 



Tuolumne River at Modesto. Cal. 



San Joa(iuin River at the upper and lower railroad crossings. 



King Kiver at Kingsburg, Cal. 



Colorado River at Yuma, Ariz. 



