THE IT. R. FISHERIES STEAMER ALBATROSS. 



therm Negretti & Zambra thermometer, with Tanner case. 



tr true. 



wat. bot Sigsbee water bottle. 



wng wing-nets, formerly called " l)utterflies." 



* signifies depth as shown by chart when no sounding has been made. 

 ** signifies depth and character of liottom as obtained by sounding at previous station. 



X signifies nets towed astern, from taffrail, side by side, and about 10 feet apart. 



§ signifies apparatus towed (horizontally) at depth indicated, during number of 

 minutes given in the first period; then hoisted (vertically) to surface, net open, 

 in time next shown. 



A beacon. 



? doubtful. 



"Character of bottom/' determined by the specimens from the 

 sounding cup, is expressed by symbols, the key to which is appended: 



bk... black. dk dark. gy gray. S Sand. 



bl blue. fne.-.fine. hrd...hard. Sh... Shells. 



br ... brown. For.. .Foraminifera. lav ...lava. sml.. .small. 



br-gn .brownish-green. G Gravel. M Mud. Sp.. Specks. 



brk.. broken. Glob..Globigerina. Oz...Ooze. St... Stones. 



C Clay gn green. P Pebbles. vol. . volcanic. 



Co... Coral. gn-br. greenish-brown. R Rock. 



ers ..coarse. gn-gy. greenish-gray. rky rocky. 



