ILLUSTRATIONS. 365 



78. — Killing seals in front of Glinka village, Copper Island. Photograpli by N. N. Lukiu-Feodotitch, 



1895. 

 79. — Glinka, Copper Island. Driveway from Dopalata to killing grounds. August 21, 1897. 

 80. — High Book, Mushir, Knrils. From top of Long Rock. August 22, 1896, 2.15 p. m. 

 81. — Beach of Long Rock, Mushir, Knrils. Looking west. August 22, 1896, 3,15 p. m. 

 82. — Long Rook, Mushir, Kurils. From northwest point of High Rock. August 22, 1896, 4 p. m. 

 83. — Eaikoke Island, Kurils. East side from steamer's deck. August 23, 1896, 3 p. m. Fog covers 



the hase of the island. 

 84. — Srednoi Flat Rock, Kurils. With sea lions; in the distance Black Rock. ' August 24, 1896, noon. 



Photograph hy N. B. Miller. 

 85. — Ushishir Island, Kurils. From Srednoi Flat Rock. August 24, 1896. 



86.— Ketoi Island, Kurils. About 13 miles S. 20° W. from steamer's deck. August 26, 1896, 9.30 a. ra. 

 87. — Map of western portion of Bering Sea. Solid red line is 30 miles from shore of Commander Islands ; 



broken red line 150 miles from same. Figures in red indicate the noon positions of 11 schooners 



and the number of seals taken during the preceding 24 hours. 

 88.— Map of western portion of Bering Sea. Pelagic sealing off Komandorski Islands. Density of 



catches of 34 schooners, 1892-1897. 

 89. — Isotherms of the surface of the sea for August 16. (From Makarof 's " Vitiaz i Tikhi Okean," pi. 



VII, with the permission of the author.) This map also serves as a general map of the region, 

 showing the relative position of the islands mentioned in this report. 



90. — Temperatures and specific gravity of the water in Bering Sea between Kamchatka and the 

 Commander Islands, July 29 to August 2, 1888. (From Makarof's "Vitiaz i Tikhi Okean," pi. 



VIII, by permission of the author.) Vitiaz station No. 107, July 29, 4 p. m. ; 108, July 29^ 6.40 

 p. m. ; 109, July 30, 9 a. m. ; 110, July 30, 8.15 p. m. ; 111, July 31, 8.37 p. m. ; 113, August 2, 

 4.30 p. m. Temperatures in centigrades; depths in meters. 



91. — Map of Bering Island. From surveys by the author in 1882-83 and 1895. 

 92. — Map of Copper Island. From surveys by the author in 1882-83 and 1895-97. 

 93. — Map of straits between Robben Island and Cape Patience, Saghalin. From apian by Lieutenant 

 Schnltz, I.B.N. 1885, with corrections from a plan by Maksimof & Gilyarovski. 

 Plan of Eobben Island (Tiuleni Island). From a plan by Lieutenant Shamof, I. R. N., 1884, 

 with corrections by the author, 1896. 

 94. — ^Map of north rookery, Bering Island. Distribution of seals, 1882. 

 95. — Map of north rookery, Bering Island. Distribution of seals, July, 1895. 

 96. — Sketch map of Poludionnoye rookery, Bering Island. Distribution of seals, 1882. 

 97. — Sketch map of Poludionnoye rookery, Bering Island. Distribution of seals, 1895. 

 98. — Sketch map of Poludionnoye rookery, Bering Island. Distribution of seals, August 1, 1896. 

 99. — Map of Karabelnoye rookery, Copper Island. Distribution of seals, July 3-10, 1883. 

 100. — Map of Karabelnoye rookery, Copper Island. Distribution of seals, August 1-2, 1895. 

 101. — Map of Glinka rookeries. Copper Island. Distribution of seals, July 13-16, 1883. 

 102. — Map of Glinka rookeries, Copper Island. Distribution of seals, August 2-7, 1895. 

 103. — St. lona Island, Okhotsk Sea. 

 (a) Map. 



(6) Sketch of St. lona Island, NNE. 6 miles, August 12, 1896, by Capt. C. E. Lindquist. 

 104.— General map of the Kuril Islands. Based chiefly upon British Admiralty Chart No. 2405. 

 105. — Map of the fnr seal islands in the Middle Kurils. Based on the British Admiralty Charts Nos. 

 2405 and 2128, with corrections from plane-table sketches by Leonhard Stejneger. Plan of 

 Raikoke, from Snow's sketch. 

 106. — Map of Mushir Rocks. Plane-table sketch by Leonhard Stejneger. August 22, 1896. Sunken 



rocks, soundings, and scale from Capt. H. J. Snow's sketch. 

 107. — Map of Srednoi Rocks and the Ushishir Islands. From plane-table sketches by Leonhard Stejneger, 



and details from Captain Snow's sketch. 

 108.^Makanruru Island : 



(a) Plan, from Captain Snow's sketch. 

 (6) View, from a sketch by Mr. Kitahara. 

 109.— Chirnoi Island's (Black Brothers) : 



(a) Plan from Captain Snow's sketch. 

 (6) View from a sketch by Mr. Kitahara. 

 110. — Pelagic sealing in Asiatic wafers. Diagrams : 

 (a) Total number of skins taken, 1890-1897. 

 (6) Average catch per vessel, 1892-1897. 

 111. — Pelagic sealing off the coast of Japan. Diagram. Average catch per hunting day for each 



week of the spring season, from 1893-18 6. 

 112. — Pelagic sealing off the coast of Japan. Diagrams : 



(a) Number of seals taken by 39 schooners during each week of the spring season, 1893, and 



1894-1896. 

 (J) Number of hunting days of 39 schooners during each week of the spring season, 1893, and 

 1894-1896. 

 113. — Map of pelagic sealing grounds off the coast of Japan. Pelagic sealing off the coast of Japan. 

 Density of catches of 39 schooners, 1893-1896. 



